ba00380pen_1413

Products Solutions ServicesBA00380P/00/EN/14.1371205221

Valid from software version:01.00.zz

Operating InstructionsWaterpilot FMX21Hydrostatic level measurement

Waterpilot FMX21

2 Endress+Hauser

Table of contents

1 About this document . . . . . . . . . . . . . . . 31.1 Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31.2 Registered trademarks . . . . . . . . . . . . . . . . . . . . . . . 4

2 Basic safety instructions . . . . . . . . . . . . 52.1 Designated use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52.2 Installation, commissioning and operation . . . . . . 52.3 Operational safety and process safety . . . . . . . . . . 5

3 Incoming acceptance and product identification . . . . . . . . . . . . . . . . . . . . . . 6

3.1 Incoming acceptance . . . . . . . . . . . . . . . . . . . . . . . . 63.2 Product identification . . . . . . . . . . . . . . . . . . . . . . . . 63.3 Transport and storage . . . . . . . . . . . . . . . . . . . . . . . 83.4 Scope of delivery . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83.5 CE mark, Declaration of Conformity . . . . . . . . . . . . 8

4 Mounting . . . . . . . . . . . . . . . . . . . . . . . . . 94.1 Mounting requierements . . . . . . . . . . . . . . . . . . . . . 94.2 Mounting the Waterpilot with a mounting

clamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104.3 Mounting with an extension cable mounting

screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114.4 Mounting the terminal box . . . . . . . . . . . . . . . . . 124.5 Mounting the TMT182 temperature head

transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124.6 Mounting the terminal strip for the Pt100 passive

(without TMT182) . . . . . . . . . . . . . . . . . . . . . . . . 134.7 Post-mounting check . . . . . . . . . . . . . . . . . . . . . . 13

5 Electrical connection. . . . . . . . . . . . . . . 145.1 Connecting the device . . . . . . . . . . . . . . . . . . . . . 145.2 Connecting the measuring unit . . . . . . . . . . . . . . 185.3 Post-connection check . . . . . . . . . . . . . . . . . . . . . 22

6 Operability . . . . . . . . . . . . . . . . . . . . . . . 226.1 Overview of operation options . . . . . . . . . . . . . . 22

7 Commissioning . . . . . . . . . . . . . . . . . . . 247.1 Function check . . . . . . . . . . . . . . . . . . . . . . . . . . . 247.2 Commissioning with FieldCare . . . . . . . . . . . . . . 247.3 Pressure measurement . . . . . . . . . . . . . . . . . . . . . 277.4 Level measurement . . . . . . . . . . . . . . . . . . . . . . . . 297.5 Linearization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

8 Troubleshooting . . . . . . . . . . . . . . . . . . 488.1 Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 488.2 Malfunctions of Waterpilot FMX21 with optional

Pt100 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 508.3 Malfunctions of TMT182 temperature head

transmitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

8.4 Firmware history . . . . . . . . . . . . . . . . . . . . . . . . . . 51

9 Maintenance . . . . . . . . . . . . . . . . . . . . . .519.1 Exterior cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

10 Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . .5210.1 Spare parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5210.2 Return . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5210.3 Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

11 Accessories . . . . . . . . . . . . . . . . . . . . . . .5211.1 Mounting clamp . . . . . . . . . . . . . . . . . . . . . . . . . . . 5211.2 Terminal box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5211.3 Additional weight for Waterpilot with outer

diameter of 22 mm (0.87 in) and 29 mm (1.14 in) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

11.4 TMT182 temperature head transmitter(4 to 20 mA HART) . . . . . . . . . . . . . . . . . . . . . . . . 53

11.5 Extension cable mounting screw . . . . . . . . . . . . . 5311.6 Terminals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5411.7 Cable marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5411.8 Cable shortening kit . . . . . . . . . . . . . . . . . . . . . . . . 5411.9 Testing adapter for FMX21 with outer diameter of

22 mm (0.87 in) and outer diameter of 29 mm (1.14 in) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

12 Technical data. . . . . . . . . . . . . . . . . . . . .55

13 Appendix . . . . . . . . . . . . . . . . . . . . . . . . .5613.1 Overview of the operating menu . . . . . . . . . . . . . 5613.2 Description of parameters . . . . . . . . . . . . . . . . . . . 64

Index. . . . . . . . . . . . . . . . . . . . . . . . . . . . .81

Waterpilot FMX21 About this document

Endress+Hauser 3

1 About this document

1.1 Symbols

1.1.1 Safety symbols

1.1.2 Electrical symbols

1.1.3 Symbols for certain types of information

Symbol Meaning

A0011189-DE

DANGER!This symbol alerts you to a dangerous situation. Failure to avoid this situation will result in seriousor fatal injury.

A0011190-DE

WARNING!This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in seriousor fatal injury.

A0011191-DE

CAUTION!This symbol alerts you to a dangerous situation. Failure to avoid this situation can result in minoror medium injury.

A0011192-DE

NOTICE!This symbol contains information on procedures and other facts which do not result in per-sonalinjury.

Symbol Meaning

A0018335

Direct currentA terminal to which DC voltage is applied or through which direct current flows.

A0018336

Alternating currrentA terminal to which alternating voltage is applied or through which alternating current flows.

A0018337

Direct current and alternating current A terminal to which alternating voltage or DC voltage is applied. A terminal through which alternating current or direct current flows.

A0018338

Ground connectionA grounded terminal which, as far as the operator is concerned, is grounded via a grounding system..

A0018339

Protective ground connectionA terminal which must be connected to ground prior to establishing any other connections.

A0011201

Equipotential connectionA connection that has to be connected to the plant grounding system: This may be a potential equalization line or a star grounding system depending on national or company codes of praxis.

Symbol Meaning

A0011193

TipIndicates additional information.

A0015484

Reference to pageRefers to the corresponding page number.

DANGER

WARNING

CAUTION

NOTICE

About this document Waterpilot FMX21

4 Endress+Hauser

1.1.4 Symbols in graphics

1.1.5 Symbols at the device

1.2 Registered trademarksGORE-TEXTrademark of W.L. Gore & Associates, Inc., USA.

TEFLONTrademark of E.I. Du Pont de Nemours & Co., Wilmington, USA.

HARTTrademark of the HART Communication Foundation, Austin, USA.

FieldCareTrademark of Endress+Hauser Process Solutions AG.

iTEMPTrademark of Endress+Hauser Wetzer GmbH + Co. KG, Nesselwang, D.

Symbol Meaning

1, 2, 3, 4, ... Item numbers

A, B, C, D, ... Views

A0011187

Hazardous areaIndicates a hazardous area.

A0011188

Safe area (non-hazardous area)Indicates a non-hazardous location.

Symbol Meaning

Connecting cable immunity to temperature changeIndicates that the connecting cables must be able to withstand temperatures of at least 85 C (185 F).

-

.

t >85C

Waterpilot FMX21 Basic safety instructions

Endress+Hauser 5

2 Basic safety instructions

2.1 Designated useThe Waterpilot FMX21 is a hydrostatic pressure sensor for measuring the level of fresh water, wastewater and salt water. The temperature is measured simultaneously in the case of sensor versions with a Pt100 resistance thermometer. An optional temperature head transmitter converts the Pt100 signal to a 4 to 20 mA signal with superimposed digital communication protocol HART 6.0.

The manufacturer accepts no liability for damages resulting from incorrect use or use other than that designated.

2.2 Installation, commissioning and operationThe Waterpilot FMX21 and the (optional) TMT182 temperature head transmitter are designed to meet state-of-the-art safety requirements and comply with applicable regulations and EC Directives. If used incorrectly or for applications for which they are not intended, the devices can be a source of application-related danger, e.g. product overflow due to incorrect installation or configuration. For this reason, installation, connection to the electricity supply, commissioning, operation and maintenance of the measuring system must only be carried out by trained, qualified specialists authorized to perform such work by the facility's owner-operator. The specialist staff must have read and understood these Operating Instructions and must follow the instructions they contain. Modifications and repairs to the devices are permissible only if they are expressly allowed in the Operating Instructions. Pay particular attention to the data and information on the nameplate.

2.3 Operational safety and process safetyAlternative monitoring measures have to be taken while configuring, testing or servicing the device to ensure the operational and process safety.

2.3.1 Hazardous area (optional)Devices for use in hazardous areas bear an additional marking on the nameplate ( 6). If using the measuring system in hazardous areas, the appropriate national standards and regulations must be observed. The device is accompanied by separate Ex documentation, which is an integral part of this documentation. The installation regulations, connection values and safety instructions listed in this document must be observed. The documentation number of the related Safety Instructions (XA) is also indicated on the nameplate.

Ensure that all personnel are suitably qualified. Measuring point requirements with regard to measurement and safety must be observed. Please refer to the "Ordering information" section of Technical Information TI00431P/00/

EN for versions for approvals in the order code.

Incoming acceptance and product identification Waterpilot FMX21

6 Endress+Hauser

3 Incoming acceptance and product identification

3.1 Incoming acceptance Check the packaging and the contents for damage. Check the shipment, make sure nothing is missing and that the scope of supply matches

your order.

3.2 Product identificationThe following options are available for identification of the measuring device:

Nameplate specifications Order code with breakdown of the device features on the delivery note Enter serial numbers from nameplates in W@M Device Viewer (www.endress.com/

deviceviewer): All information about the measuring device is displayed

3.2.1 Identifying the measuring device via the nameplateThe nameplate is secured to the extension cable of the FMX21 ( 9).

A0018802

1 Order code (reduced for re-orders)See the specifications on the order confirmation for the meanings of the individual letters and digits.

2 Extended order code (complete)3 Serial number (for identification)4 TAG (tag name) 5 FMX21 connection diagram6 Pt100 connection diagram (optional)7 Warning (hazardous area), (optional)8 Length of the extension cable9 Approval symbol, e.g. CSA, FM, ATEX (optional) 10 Text for approval (optional) 11 Wetted materials 12 Test date (optional) 13 Software version/Device Revision 14 Supply voltage 15 Output signal 16 Nominal measuring range 17 Set measuring range

Dat./Insp.:

FW.Ver.:Dev.Rev.:

Cal./Adj.

Mat: L=

Ser. no.:Order code:Ext. order code:

TAG:

Waterpilot FMX21

Made in Germany, D-79689 Maulburg

p

1 2

17161514

3 4

5

6/7

89101112

13

Waterpilot FMX21 Incoming acceptance and product identification

Endress+Hauser 7

In addition, the FMX21 with an outer diameter of 22 mm (0.87 in) and 42 mm (1.65 in) also bears the following information:

A0018804

1 Serial number2 Nominal measuring range3 Set measuring range4 CE mark or approval symbol5 Certificate number (optional)6 Text for approval (optional)7 Reference to documentation ( 5)

Nameplate for additional approvals

A0018805

1 Approval symbol (drinking water approval)2 Reference to appropriate documentation 3 Approval number (marine approval)

3.2.2 Identifying the measuring device via the order codeSpecific device features make up the order code. You can assign these features in the "Ordering information" section of Technical Information TI00431P/00/EN.

3.2.3 Identifying the sensor typeIn the case of relative pressure or gauge pressure sensors, the "Pos. zero adjust" parameter appears in the operating menu. In the case of absolute pressure sensors, the "Position offset" parameter appears in the operating menu.

xInstall per dwg. 96000xxxx-

Ser.-No.:p

Waterpilot FMX21

Cal./Adj.

1 2 3 4 5 6 7

Mat.: 316L/1.4435/1.4404, Al O , PE, EPDM, PPO2 3 For use in drinking water according to:


Waterpilot FMX21

250002737-B

1

23

Incoming acceptance and product identification Waterpilot FMX21

8 Endress+Hauser

3.3 Transport and storage

3.3.1 TransportNOTICE

Devices or cable may be damaged Comply with the safety instructions, transport conditions for devices over 18 kg (39.6lbs) (DIN EN 61010-1). Transport the measuring device to the measuring point in its original packaging.

3.3.2 StorageThe device must be stored in a dry, clean area and protected against damage from impact(EN 837-2).

Storage temperature range: FMX21: 40 to +80 C (40 to +176 F) TMT182: 40 to +100 C (40 to +212 F) Terminal box: 40 to +80 C (40 to +176 F)

3.4 Scope of deliveryThe scope of delivery comprises: Waterpilot FMX21, optionally with integrated Pt100 resistance thermometer Optional accessories ( 52)Documentation supplied: Operating Instructions BA00380P/00/EN (this document) Final inspection report Drinking water approval (optional): SD00289P, SD00319P, SD00320P Devices suitable for use in hazardous areas: Additional documentation such as Safety

Instructions (XA, ZD)

3.5 CE mark, Declaration of ConformityThe devices are designed to meet state-of-the-art safety requirements, have been tested and left the factory in a condition in which they are safe to operate. The devices comply with the applicable standards and regulations as listed in the EC Declaration of Conformity and thus comply with the legal requirements of the EC Directives. Endress+Hauser confirms the conformity of the device by affixing to it the CE mark.

Waterpilot FMX21 Mounting

Endress+Hauser 9

4 Mounting

4.1 Mounting requierements

A0018770

Installation examples, here illustrated with FMX21 with an outer diameter of 22 mm (0.87 in), Accessories 521 Extension cable mounting screw (can be ordered as an accessory)2 Terminal box (can be ordered as an accessory)3 Extension cable bending radius > 120 mm (4.72 in)4 Mounting clamp (can be ordered as an accessory)5 Extension cable6 Guide pipe7 Waterpilot FMX218 Additional weight can be ordered as an accessory for FMX21 with an outer diameter of 22 mm (0.87 in) and 29 mm (1.14 in) 9 Protection cap

4.1.1 Additional mounting instruction Cable length

Customer-specific length in meters or feet. Limited cable length when performing installation with freely suspended device with

extension cable mounting screw or mounting clamp, as well as for FM/CSA approval: max. 300 m (984 ft).

Sideways movement of the level probe can result in measuring errors. For this reason, install the probe at a point free from flow and turbulence, or use a guide tube. The internal diameter of the guide tube should be at least 1 mm (0.04 in) bigger than the outer diameter of the selected FMX21.

1

2

3

4

5

6

7

8

9

Dat./Insp.:

FW.Ver.: xxxxDev.Rev.: xxxx

Cal./Adj.

Mat: L=

Ser. no.: xxxxxxxxxxxxxOrder code: xxxxxxxxxxxxxxxxxxxxxxExt. order code: xxxxxxxxxxxxxxxxxxxxxx

TAG: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

Waterpilot FMX21


p

Ex ia IIC T6-T4-10C Ta 70C Ta 40C for T6 Ta 70C for T4

Ui 30VDC ; Ii 133mA ; Pi 1W

II 2G

Ci= 5nF + 180pF/m ; Li= 1 H/m

Warning!Avoid electrostaticcharge

0...400mbar4... 20 mA

0...600mbar red +black -

yellow-green

420 mA

Sensor

250002736--

10,5... 35VDC

XA xxxxxP-XX/XXXX

TV 01 ATEX 1685

PPS/Polyolefin AL2O3 FEP EPDM

OPEN

CLOSE

90

90

Warning:Avoid electrostatic charge in explosive atmosphere.See instructions

Terminal Box for FMX21

Mounting Waterpilot FMX21

10 Endress+Hauser

The device is provided with a protection cap to prevent mechanical damage to the measuring cell.

The cable must end in a dry room or a suitable terminal box. The terminal box from Endress+Hauser provides optimum humidity and climatic protection and is suitable for outdoor installation.

If the cable is shortened, the filter at the pressure compensation tube has to be reattached( 54 "Cable shortening kit").

Endress+Hauser recommends using twisted, shielded cables.

4.1.2 DimensionsFor dimensions, please refer to Technical Information TI00431P/00/EN, "Mechanical construction" section (see also: www.endress.com Select Country Download Media Type: Documentation).

4.2 Mounting the Waterpilot with a mounting clamp

A0018793

1 Extension cable2 Mounting clamp3 Clamping jaws

4.2.1 Mounting the mounting clamp:Mount the mounting clamp (item 2). When selecting the place to fix the unit, take the weight of the extension cable (item 1) and the device into account.Raise the clamping jaws (item 3). Position the extension cable (item 1) between the clamping jaws as illustrated in the graphic.Hold the extension cable in position (item 1) and push the clamping jaws (item 3) back down. Tap the clamping jaws gently from above to fix in place.

1

2

3


Endress+Hauser 11

4.3 Mounting with an extension cable mounting screw

A0018794

Illustrated with thread G 1". Dimensions in mm (in)

1 Extension cable2 Cover mounting screw3 Sealing ring4 Clamping sleeves5 Mounting screw adapter6 Top edge of clamping sleeve7 Required length of extension cable and Waterpilot probe before assembly8 After assembly, item 7 is located next to the mounting screw with

G 1" thread: height of sealing surface of the adapter or NPT 1" thread height of thread run-out of adapter

If you want to lower the level probe to a certain depth, place the top edge of the clamping sleeve 40 mm (1.57 in) higher than the required depth. Then push the extension cable and the clamping sleeve into the adapter as described in Step 6 in the following section.

4.3.1 Mounting extension cable mounting screw with G 1" or NPT 1" thread:

Mark the desired length of the extension cable on the extension cable, see additional information on this page.Insert the probe through the measuring aperture and carefully lower on the extension cable. Fix the extension cable to prevent it from slipping.Push the adapter (item 5) over the extension cable and screw it tightly into the measuring aperture.Push the sealing ring (item 3) and cover (item 2) onto the cable from above. Press the sealing ring into the cover.Place the clamping sleeve (item 4) around the extension cable (item 1) at the mark (item 1) in accordance with step 1.Push the extension cable with the clamping sleeve (item 4) into the adapter (item 5).

Push the cover (item 2) and sealing ring (item 3) onto the adapter (item 5) and screw tightly to the adapter.

Reverse the sequence of steps to remove the extension cable mounting screw.

CAUTION!Risk of injury Application in unpressurized containers only.

+4

0

()

+1

.57

1

6

8

7

2

3

4

5

36

41

Mounting Waterpilot FMX21

12 Endress+Hauser

4.4 Mounting the terminal boxThe optional terminal box is mounted with four screws (M4). For the dimensions of the terminal box, please refer to Technical Information TI00431P/00/EN, "Mechanical construction" section (see also: www.endress.com Select Country Download Media Type: Documentation).

4.5 Mounting the TMT182 temperature head transmitter

A0018813

Temperature head transmitter with terminal box

1 Mounting screws2 Mounting springs3 TMT182 temperature head transmitter4 Circlips5 Terminal box

Only open the terminal box with a screwdriver.

WARNING!Explosion hazard! The TMT182 is not designed for use in hazardous areas.4.5.1 Mounting the temperature head transmitter:

Guide the mounting screws (item 1) with the mounting springs (item 2) through the guide holes of the temperature head transmitter (item 3).Fix the mounting screws with the circlips (item 4). Circlips, mounting screws and springs are included in the scope of delivery for the temperature head transmitter.Screw the temperature head transmitter into the field housing tightly. (Max. width of screwdriver blade 6 mm (0.24 in))

NOTICEPrevent damage to the temperature head transmitter. Do not tighten the mounting screw too tightly.

1

3

2

6

5

4

3

CLOSE

90

OPEN

90

Warning:Avoid electrostatic charge in explosive atmosphere.

See instructions


1

2

34

5


Endress+Hauser 13

A0018696

NOTICEA minimum distance of > 7 mm (> 0.28 in) must be maintained between the terminal strip and the TMT182 temperature head transmitter.

4.6 Mounting the terminal strip for the Pt100 passive (without TMT182)

If the FMX21 with optional Pt100 is supplied without the optional TMT182 temperature head transmitter, the terminal box is accompanied by a terminal strip for wiring the Pt100.

WARNING!Explosion hazard! The Pt100 and the terminal strip are not designed for use in hazardous areas.

A0018815

4.7 Post-mounting checkCheck that all screws are firmly seated.

>7 (0.28)

mm (in)

Electrical connection Waterpilot FMX21

14 Endress+Hauser

5 Electrical connection

5.1 Connecting the deviceWARNING!

Explosion hazard! When using the measuring device in hazardous areas, installation must comply with the corresponding national standards and regulations and the Safety Instructions or Installation or Control Drawings.

The supply voltage must match the supply voltage on the nameplate ( 6). Switch off the supply voltage before connecting the device. The cable must end in a dry room or a suitable terminal box. The IP66/IP67 terminal box

with a GORE-TEX from Endress+Hauser is suitable for outdoor installation ( 12). Connect the device in accordance with the following diagrams. Reverse polarity protection

is integrated in the Waterpilot FMX21 and the TMT182 temperature head transmitter. Changing the polarities will not result in the destruction of the devices.

A suitable circuit breaker should be provided for the device in accordance with IEC/EN 61010.

A0019441

A Waterpilot FMX21B Waterpilot FMX21 with Pt100 , version" NB" for feature 610 "Accessories" in the order code

a Not for FMX21 with an outer diameter of 29 mm (1.14 in)b 10.5 to 30 V DC (Ex), 10.5 to 35 V DCc 4 to 20 mAd Resistance (RL)e Pt100

Not for use in hazardous areas.

RD BK RD BKWH

YE BUBR

a

A B

e

) )

) )

c c

d d

b b

a

FMX21

FMX21

Waterpilot FMX21 Electrical connection

Endress+Hauser 15

A0018780

Waterpilot FMX21 with Pt100 and TMT182 temperature head transmitter , versions "NB" und "PT", feature 610 and 620 in the order code (see also Technical Information TI00431P/00/EN, "Ordering information" section)a Not for FMX21 with an outer diameter of 29 mm (1.14 in) b 10.5 to 35 V DCc 4 to 20 mAd Resistance (RL)e TMT182 temperature head transmitter (4 to 20 mA HART)f 11.5 to 35 V DCg Pt100

Not for use in hazardous areas.

Wire colorsRD = red, BK = black, WH = white, YE = yellow, BU = blue, BR = brown

5.1.1 Connection dataConnection classification as per IEC 61010-1:

Overvoltage category 1 Pollution degree 1

Connection data in the hazardous area

)

)

a

b

c

e

f

d

cd

g

RD BK

WH

YE BU

BR

6

5

4

32

1

FMX21

4 to 20 mA Ex ia IIC T4 to T6

Ui 30 V DC

Ii 133 mA

Pi 1.0 W

Ci 10.3 nF (sensor); 180 pF/m (cable)

Li 0 H (sensor); 1 H/m (cable)Ta 10 C (+14 F) Ta +70 C (+158 F) for T4

10 C (+14 F) Ta +40 C (+104 F) for T6


16 Endress+Hauser

5.1.2 Supply voltage

When the device is used in hazardous areas, the supply voltage is restricted as above in accordance with the requirements of the certificate in question.

5.1.3 Cable specification FMX21 with optional Pt100

Commercially available, shielded instrument cable Terminals, terminal box: 0.08 to 2.5 mm2 (28 to 14 AWG)

TMT182 temperature head transmitter (optional) Commercially available instrument cable Terminals, terminal box: 0.08 to 2.5 mm2 (28 to 14 AWG) Transmitter terminals: max. 1.75 mm2 (16 AWG)

The extension cables are shielded for versions with outer diameters of 22 mm (0.87 in) or 42 mm (1.65 in).

In the following cases, Endress+Hauser recommends the use of a shielded cable as the cable extension: For large distances between the end of the extension cable and the display and/or

evaluation unit. For large distances between the end of the extension cable and the temperature head

transmitter. When directly connecting the Pt100 signal to a display and/or evaluation unit.

5.1.4 Power consumption, current consumption

Version FMX21 FMX21 + Pt100 TMT182 temperature head transmitter

Version for the non-hazardous area 10.5 to 35 V DC 10.5 to 35 V DC 11.5 to 35 V DC

Version for the hazardous area 10.5 to 30 V DC

FMX21 FMX21 + Pt100 TMT182 temperature head transmitter

Power consumption 0.805 W at 35 V DC (non-hazardous area)

0.690 W at 30 V DC (hazardous area)

0.805 W at 35 V DC 0.805 W at 35 V DC

Current consumption Max. 23 mAMin. 3.6 mA

Max. 23 mAMin. 3.6 mAPt100: 0.6 mA

Max. 23 mAMin. 3.5 mA


Endress+Hauser 17

5.1.5 LoadThe maximum load resistance depends on the supply voltage (U) and must be determined individually for each current loop, see formula and diagrams for FMX21 and temperature head transmitter.The total resistance resulting from the resistances of the connected devices, the connecting cable and, where applicable, the resistance of the extension cable may not exceed the load resistance value.

When operating using a HART handheld terminal or a PC with an operating program, a minimum communication resistance of 250 has to be taken into account.

FMX21 Temperature head transmitter

A0018753-EN A0018754-EN

RLmax 2 0.09 L RU 10.5 V

23 mA

m add

RU 11.5 V

0.023 ARLmax add

RLmax = Max. load resistance []Radd = Additional resistances such as resistance of evaluation unit and/or display unit, cable resistance []U = Supply voltage [V]L = Simple length of extension cable [m] (cable resistance per wire 0.09 m)

A0018765

FMX21 load chart for estimating the load resistance. Additional resistances, such as the resistance of the extension cable, have to be subtracted from the value calculated as shown in the equation.

A0018766

Temperature head transmitter load chart for estimating the load resistance. Additional resistances have to be subtracted from the value calculated as shown in the equation.

413

630

195

1065

3520 2510.5 15

847

30

R[ ]

U[ ]V

370

587

152

1022

3520 2511.5 15

804

30

R[ ]

U[ ]V


18 Endress+Hauser

5.2 Connecting the measuring unit

5.2.1 Overvoltage protectionTo protect the Waterpilot and the TMT182 temperature head transmitter from large interference voltage peaks, Endress+Hauser recommends installing overvoltage protection upstream and downstream of the display and/or evaluation unit as shown in the graphic.

A0018941

A Power supply, display and evaluation unit with one input for Pt100B Power supply, display and evaluation unit with one input for 4 to 20 mAC Power supply, display and evaluation unit with two inputs for 4 to 20 mA

1 Waterpilot FMX21 HART2 Connection for integrated Pt100 temperature sensor in the FMX21 HART3 4 to 20 mA HART(Temperature)4 4 to 20 mA HART(Level)5 Overvoltage protection (OP), e.g. HAW from Endress+Hauser (not for use in hazardous areas) 6 Power supply

Further information on the TMT182 temperature head transmitter for HART applications from Endress+Hauser can be found in "Technical Information" TI00078R/09/EN.

1

3

4

3

4

5

5

5

5

5

5

5

6

6

6

2

A

B

B

C

2


Endress+Hauser 19

5.2.2 Connecting Commubox FXA195 The Commubox FXA195 connects intrinsically safe transmitters with the HART protocol to a computer's USB port. This allows remote operation of the transmitter using Endress+Hauser's FieldCare operating program. Power is supplied to the Commubox through the USB port. The Commubox is also suitable for connection to intrinsically safe circuits. See Technical Information TI00404F/00/EN for further information.

5.2.3 Connecting Field Xpert SFXCompact, flexible and robust industry handheld terminal for remote configuration and for obtaining measured values via the HART current output (4 to 20 mA). For details, see Operating Instructions BA00060S/04/EN.

A0018811

1 Waterpilot FMX21 2 Necessary communication resistor 250 3 Computer with operating tool (e.g. FieldCare) 4 Commubox FXA195 (USB)5 Transmitter power supply unit, e.g. RN221N (with communication resistor)6 Field Xpert SFX7 VIATOR Bluetooth-Modem with cable connection

Only use certified operating devices in hazardous area!

WARNING!Explosion hazard! Do not change the battery of the handheld terminal in the hazardous area. When using the measuring device in hazardous areas, installation must comply with the

applicable national standards and regulations and the Safety Instructions (XAs) or the Installation or Control Drawings (ZDs).

3

7 6

4

1

5

2


20 Endress+Hauser

5.2.4 Connecting for air pressure compensation with external measured value

A0018757

1 Fieldgate FXA5202 Multidrop-Connector FXN5203 Cerabar4 Waterpilot FMX21

It is advisable to use an absolute pressure probe for applications in which condensation can occur. In the case of level measurement with an absolute pressure probe, the measured value is affected by fluctuations in the ambient air pressure. To correct the resulting measured error, you can connect an external absolute pressure sensor (e.g. Cerabar) to the HART signal cable, switch the waterpilot to the burst mode and the Cerabar to operate in mode "Electr. Delta P".

By switching on the application "Electr. Delta P", the external absolute pressure sensor calculates the difference between the two pressure signals and can thus determine the level precisely.Only one level measured value can be corrected in this way ( 39).

If using intrinsically safe devices, strict compliance with the rules for interconnecting intrinsically safe circuits as stipulated in IEC60079-14 (proof of intrinsic safety) is mandatory.

5.2.5 Connecting external temperature sensor/temperature head transmitter for density compensation

The Waterpilot FMX21 can correct measured errors that result from fluctuations in the density of the water caused by temperature. Users can choose from the following options:

Use the internally measured sensor temperature of the FMX21The internally measured sensor temperature is calculated in the Waterpilot FMX21 for density compensation. The level signal is thus corrected according to the density characteristic line of the water ( 41).

Use the optional internal Pt100 temperature sensor for density compensation in a sui-table HART master (e.g. PLC)The Waterpilot FMX21 is available with an optional Pt100 temperature sensor. Endress+Hauser additionally offers the TMT182 temperature head transmitter to convert the Pt100 signal to a 4 to 20 mA HART signal. The temperature and pressure signal is transmitted to the HART master (e.g. PLC) where a corrected level value can be generated using a stored linearization table or the density function (of a chosen medium) 42.

FXN520

1 2 3 4


Endress+Hauser 21

A0018763

1 HART-Master, e.g. PLC (programmable logic controller)2 Multidrop-Connector FXN5203 TMT182 temperature head transmitter4 Waterpilot FMX21

Use an external temperature signal which is transmitted to the FMX21 via HART burst modeThe Waterpilot FMX21 is available with an optional Pt100 temperature sensor. In this case, the signal of the Pt100 is analyzed using a HART-compliant (at least HART 5.0) temperature transmitter that supports burst mode. The temperature signal can thus be transmitted to the FMX21. The FMX21 uses this signal for the density correction of the level signal ( 43).

The TMT182 temperature head transmitter is not suitable for this configuration.

A0018764

1 Fieldgate FXA5202 Multidrop-Connector FXN5203 TMT182 temperature head transmitter (burst mode)4 Waterpilot FMX21

Without additional compensation due to the anomaly of water, errors of up to 4 % may occur at a temperature of +70 C (+158 F), for example. With density compensation, this error can be decreased to 0.5 % in the entire temperature range from 0 to +70 C (+32 to +158 F).

1 2 3 4

FXN520

FXN520

1 2 3 4

For further information on the devices, please refer to the appropriate Technical Information: TI00078R: Temperaturkopftransmitter TMT182 (4...20 mA HART) TI00369F: Fieldgate FXA520 TI00400F: Multidrop-Connector FXN520

Operability Waterpilot FMX21

22 Endress+Hauser

5.3 Post-connection checkThe following checks must be performed after completing electrical connection of the device: Does the supply voltage match the specifications on the nameplate? Is the device connected as per Section 5.1 "Switching on the device"? Are all screws firmly tightened? Optional terminal box: are the cable glands leaktight?

6 OperabilityEndress+Hauser offers comprehensive measuring point solutions with display and/or evaluation units for the Waterpilot FMX21 and TMT182 temperature head transmitter.

Please contact your Endress+Hauser sales representative, if you have any other questions. Contact addresses can be found on the Internet: www.endress.com/worldwide.

6.1 Overview of operation options

6.1.1 Operation via FieldCareThe FieldCare operating program is an Endress+Hauser plant asset management tool based on FDT technology. With FieldCare, you can configure all Endress+Hauser devices as well as devices fromother manufacturers that support the FDT standard. Hardware and software requirements can be found on the Internet: www..endress.com Search: FieldCare FieldCare Technical dataFieldCare supports the following functions: Configuration of transmitters in online and offline mode Loading and saving device data (upload/download) Documentation of the measuring point

Connection options: HART via Commubox FXA195 and the USB port of a computer HART via Fieldgate FXA520

6.1.2 Operation via Field Xpert SFXCompact, flexible and robust industry handheld terminal for remote configuration and for obtaining measured values via the HART current output (4 to 20 mA). For details, see Operating Instructions BA00060S/04/EN.

Further information on FieldCare and software download can be found on the Internet (see: www.endress.com Select Country Download Text Search: FieldCare).

Connecting Commubox FXA195 ( 19) As not all internal device dependencies can be mapped in offline operation, the

consistency of the parameters must be checked before the parameters are transmitted to the device.

Waterpilot FMX21 Operability

Endress+Hauser 23

6.1.3 Locking/unlocking operationOnce you have entered all the parameters, you can lock your entries against unauthorized and undesired access. The "Operator code" parameter is used to lock the device.

The release code is defined in the "Code definition" parameter.

6.1.4 Resetting to factory settings (reset) By entering a certain code, you can completely, or partially, reset the entries for the parameters to the factory settings ( 64, "System"). Enter the code by means of the "Enter reset code" parameter (menu path: Expert System Management Enter reset code).There are various reset codes for the device. The following table illustrates which parameters are reset by the particular reset codes. Operation has to be unlocked to be able to perform a reset ( 23, "Locking/unlocking operation").

Any customer-specific configurations carried out by the factory are not affected by a reset (customer-specific configuration remains). If you want to change the customer-specific settings configured at the factory, please contact Endress+Hauser Service. Since there is no specific service level, order code and serial number can be changed without a specific release code.

Parameter name Description

Operator codeEntry

Menu path:Setup Extended Setup User code

Use this function to enter a code to lock or unlock operation.

User input: To lock: Enter a number the release code (value range: 1 to 65535). To unlock: Enter the release code.

The release code is "0" in the order configuration. Another release code can be defined in the "Code definition" parameter.If the user has forgotten the release code, the release code will be visible and unlocked by entering the number "5864".

Factory setting:0


Code definitionEntry

Menu path:Setup Extended Setup Code definition

Use this function to enter a release code with which the device can be unlocked.

User input: A number between 0 and 9999

Factory setting:0

Reset code Description and effect

62 PowerUp reset (warm start) The device is restarted. Data are read back anew from the EEPROM (processor is initialized again). Any simulation which may be running is ended.

333 User reset The device is restarted. Any simulation which may be running is ended. This code resets all the parameters apart from: Device tag Linearization table Operating hours Event logbook Current trim

Commissioning Waterpilot FMX21

24 Endress+Hauser

After a "Total reset" in FieldCare you have to press the "refresh" button in order to ensure that the measuring units are also reset.

7 Commissioning

7.1 Function checkBefore commissioning your measuring point, ensure that the post-installation and post-connection check have been performed.

For the "Post-installation" checklist 13) For the "Post-connection" checklist 22)

7.2 Commissioning with FieldCare

The following languages are available for FieldCare: German English French Italian Spanish Japanese Chinese simplified

The device is configured for the Pressure measuring mode as standard. The measuring range and the unit in which the measured value is transmitted correspond to the data on the nameplate.

7864 Total reset The device is restarted. Any simulation which may be running is ended. This code resets all the parameters apart from: Operating hours Event logbook

If a pressure smaller than the minimum permitted pressure or greater than the maxi-mum permitted pressure is present at the device, the following messages are output in succession:

1. "S140 Working range P" or "F140 Working range P"

2. "S841 Sensor range" or "F841 Sensor range"

3. "S971 Sensor range"

Depending on the setting in the "Alarm behavior"

Reset code Description and effect

Waterpilot FMX21 Commissioning

Endress+Hauser 25

7.2.1 Basic settings Start FieldCare and establish the connection to the Waterpilot FMX21. Select the measuring mode and press "Enter" to confirm:

Select the pressure unit and press "Enter" to confirm:


Measuring modeSelection

Select the measuring mode.The operating menu is structured differently depending on the measuring mode selected.

If the measuring mode is changed, no conversion takes place. The device has to be recalibrated or as per if the measuring mode is changed.

Options: Pressure Level

Factory setting:Pressure


Press. eng. unitSelection

Select the pressure unit.If a new pressure unit is selected, all pressure-specific parameters are converted and displayed with the new unit.

Options: mbar, bar mmH2O, mH2O, inH2O ftH2O Pa, kPa, MPa psi mmHg, inHg kgf/cm2

Factory setting:mbar or bar depending on the sensor nominal measuring range, or as per order specifications


26 Endress+Hauser

7.2.2 Position adjustmentDue to orientation of the device, there may be a zero point shift in the pressure measured value. You can correct this shift with the following parameters:

7.2.3 Configuring the damping


Position adjustment (relative pressure sensor)Entry

Position adjustment the pressure difference between the set point and the measured pressure must not be known.

Example: Measured value = 2.2 mbar (0.033 psi) You correct the measured value via the "Pos. zero adjust" parameter with the

"Confirm" option. This means that you assign the value 0.0 to the pressure present.

Measured value (after pos. zero adjust) = 0.0 mbar The current value is also corrected.

Factory setting:Abort

Position offset (absolute pressure sensor)Entry

Position adjustment the pressure difference between zero (set point) and the measured pressure must be known.

Example: Measured value = 982.2 mbar (15 psi) You correct the measured value with the value entered (e.g. 2.2 mbar

(0.033 psi)) via the "Position offset" parameter. This means that you assign the value 980.0 to the pressure present.

Measured value (after pos. zero adjust) = 980.0 mbar (15 psi) The current value is also corrected.

Factory setting:0.0


Damping valueEntry

The damping affects the speed at which the measured value reacts to changes in pressure.Low damping: reacts quickly, measured value might fluctuate.High damping: reacts slowly, measured value is stable.

Factory setting:2.0 as per order specifications


Endress+Hauser 27

7.3 Pressure measurement

7.3.1 Calibration with reference pressure (wet calibration)Example:In this example, a device with a 400 mbar (6 psi) sensor is configured for the 0 to +300 mbar (4.5 psi) measuring range, i.e. 0 mbar is assigned to the 4 mA value and 300 mbar (4.5 psi) to the 20 mA value.

Prerequisite:The pressure values 0 mbar and 300 mbar (4.5 psi) can be specified. The device is already mounted, for example.

For a description of the parameters mentioned 64 "Description of parameters".

Description

1 Perform position adjustment 26.

A0018817

Calibration with reference pressure

1 See Table, Step 4.2 See Table, Step 5.

2 Select the "Pressure" measuring mode via the "Measuring mode" parameter.

Menu path: Setup Measuring mode3 Select a pressure unit via the "Press eng. unit"

parameter, here "mbar" for example.

Menu path: Setup Press. eng. unit4 The pressure for the lower-range value (4 mA value)

is present at the device, here 0 mbar for example.

Select the "Get LRV" parameter.

Menu path: Setup Extended setup Current output Get LRV.Confirm the value present by selecting "Confirm". The pressure value present is assigned to the lower current value (4 mA).

5 The pressure for the upper-range value (20 mA value) is present at the device, here 300 mbar (4.5 psi) for example.

Select the "Get URV" parameter.

Menu path: Setup Extended setup Current output Get URV.Confirm the value present by selecting "Confirm". The pressure value present is assigned to the upper current value (20 mA).

6 Result:The measuring range is configured for 0 to +300 mbar (4.5 psi).

20

4

I[mA]

0 300 p

[mbar]


28 Endress+Hauser

7.3.2 Calibration without reference pressure (dry calibration)Example:In this example, a device with a 400 mbar (6 psi) sensor is configured for the 0 to +300 mbar (4.5 psi) measuring range, i.e. 0 mbar is assigned to the 4 mA value and 300 mbar (4.5 psi) to the 20 mA value.

Prerequisite:This is a theoretical calibration, i.e. the pressure values for the lower and upper range are known.

Due to the orientation of the device, there may be pressure shifts in the measured value, i.e. the measured value is not zero in a pressureless condition. For information on how to perform position adjustment 26.

Description


Menu path: Setup Measuring mode

A0018817

Calibration without reference pressure


2 Select a pressure unit via the "Press eng. unit" parameter, here "mbar" for example.

Menu path: Setup Press. eng. unit3 Select the "Set LRV" parameter.

Menu path: Setup Set LRVEnter the value for the "Set LRV" parameter (here 0 mbar) and confirm. This pressure value is assigned to the lower current value (4 mA).

4 Select the "Set URV" parameter.

Menu path: Setup Set URVEnter the value for the "Set URV" parameter (here 300 mbar (4.5 psi)) and confirm. This pressure value is assigned to the upper current value (20 mA).

5 Result:The measuring range is configured for 0 to +300 mbar (4.5 psi).

20

4

I[mA]

0 300 p

[mbar]


Endress+Hauser 29

7.4 Level measurement

7.4.1 Information on level measurementYou have a choice of two methods for calculating the level: "In pressure" and "In height". The table in the "Overview of level measurement" section that follows provides you with an overview of these two measuring tasks. The limit values are not checked, i.e. the values entered must be appropriate for the sensor

and the measuring task for the device to be able to measure correctly. Customer-specific units are not possible. The values entered for "Empty calib./Full calib.", "Empty pressure/Full pressure", "Empty

height/Full height" and "Set LRV/Set URV" must be at least 1% apart. The value will be rejected, and a message output, if the values are too close together.

7.4.2 Overview of level measurement

Measuring task Level selection

Measured variable options

Description Measured value display

Calibration takes place by entering two pressure/level value pairs.

"In pressure" Via the "Output unit" parameter: %, level, volume or mass units.

Calibration with reference pressure (wet calibration), see 32, "Section 7.4.4"

Calibration without reference pressure (dry calibration), 30, Section 7.4.3"

The measured value display and the"Level before lin" parameter display the measured value.

Calibration takes place by entering the density and two height/level value pairs.

"In height" Calibration with reference pressure (wet calibration), 36, "Section 7.4.6"

Calibration without reference pressure (dry calibration), 34, Section 7.4.5"


30 Endress+Hauser

7.4.3 "In pressure" level selection Calibration without reference pressure (dry calibration)

Example:In this example, the volume in a tank should be measured in liters. The maximum volume of 1000 liters (264 US gal) corresponds to a pressure of 400 mbar (6 psi). The minimum volume of 0 liters corresponds to a pressure of 0 mbar since the process isolating diaphragm of the probe is at the start of the level measuring range.

Prerequisite: The measured variable is in direct proportion to the pressure. This is a theoretical calibration i.e. the pressure and volume values for the lower and upper

calibration point must be known. The values entered for "Empty calib./Full calib." and" Set LRV/Set URV" must be at

least 1% apart. The value will be rejected, and a message output, if the values are too close together. Other limit values are not checked, i.e. the values entered must be appropriate for the sensor and the measuring task for the device to be able to measure correctly.

Due to the orientation of the device, there may be pressure shifts in the measured value, i.e. when the container is empty or partly filled, the measured value is not zero. For information on how to perform position adjustment 26.

Description

1 Select the "Level" measuring mode via the "Measuring mode" parameter.


A0018818

Calibration without reference pressure dry calibration

1 See Table, Steps 6 and 7. 2 See Table, Steps 8 and 9.


Menu path: Setup Press. eng. unit3 Select the "In pressure" level mode via the "Level

selection" parameter.

Menu path: Setup Extended setup Level Level selection

4 Select a volume unit via the "Output unit" parameter, here "l" (liters) for example.

Menu path: Setup Extended setup Level Output unit

5 Select the "Dry" option via the "Calibration mode" parameter.

Menu path: Setup Extended setup Level Calibration mode

6 Enter the volume value for the lower calibration point via the "Empty calib." parameter, here "0 liter" for example.

Menu path: Setup Extended setup Level Empty calib.

7 Enter the pressure value for the lower calibration point via the "Empty pressure" parameter, here "0 mbar" for example.

Menu path: Setup Extended setup Level Empty pressure

1000 l

0 l

400 mbar

= 1g

cm3


Endress+Hauser 31

The measured variables %, level, volume and mass are available for this level mode. See Section 13.2 "Output unit".

8 Enter the volume value for the upper calibration point via the "Full calib." parameter, here "1000 liter" (264 US gal) for example.

Menu path: Setup Extended setup Level Full calib.

A0018819

A0018820

Calibration with reference pressure wet calibration

1 See Table, Step 6.2 See Table, Step 7.3 See Table, Step 8.4 See Table, Step 9.5 See Table, Step 11.6 See Table, Step 12.

9 Enter the pressure value for the upper calibration point via the "Full pressure" parameter, here "400 mbar" (6.0 psi) for example.

Menu path: Setup Extended setup Level Full pressure

10 "Adjust density" contains the factory setting 1.0 but can be changed if required. The value pairs subsequently entered must correspond to this density.

Menu path: Setup Extended setup Level Adjust density

The process density can only be changed if automatic density correction is switched off (see Step 14).

11 Set the volume value for the lower current value (4 mA) via the "Set LRV" parameter.

Menu path: Setup Extended setup Current output Set LRV

12 Set the volume value for the upper current value (20 mA) via the "Set URV" parameter.

Menu path: Setup Extended setup Current output Set URV

13 If the process uses a medium other than the medium on which the calibration was based, the new density must be specified in the "Density process" parameter.

Menu path: Setup Extended setup Level Density process


14 If density correction is required 1) : assign the temperature probe in the "Auto density corr." parameter.

Menu path: Expert Application Level Auto density corr.

15 Result:The measuring range is set for 0 to 1000 l.

1) A density correction is only possible for water. A temperature-density curve that is saved in the device is used. For this reason, the "Adjust density" (Step 10) and "Density process" (Step 13) parameters are not used here.

Description

1000

0

V

[l]

0 400 p[mbar]

20

4

I[mA]

0 1000 V[l]


32 Endress+Hauser

7.4.4 "In pressure" level selection Calibration with reference pressure (wet calibration)

Example:In this example, the level in a tank should be measured in "m". The maximum level is 3 m (9.8 ft). The pressure range is set to 0 to 300 mbar (4.5 psi).

Prerequisite: The measured variable is in direct proportion to the pressure. The tank can be filled and emptied.

The values entered for "Empty calib./Full calib." and" Set LRV/Set URV" and the pressures present at the device must be at least 1% apart. The value will be rejected, and a message output, if the values are too close together. Other limit values are not checked, i.e. the values entered must be appropriate for the sensor and the measuring task for the device to be able to measure correctly.

Description

1 Perform "position adjustment" 26.

A0018824




Menu path: Setup Measuring mode Level3 Select a pressure unit via the "Press eng. unit"

parameter, here "mbar" for example.

Menu path: Setup Press. eng. unit4 Select the "In pressure" level mode via the "Level




Menu path: Expert Application Auto density corr.

6 Select a level unit via the "Output unit" parameter, here "m" for example.


7 Select the "Wet" option via the "Calibration mode" parameter.



0 mbar

300 mbar3 m

0 m


Endress+Hauser 33

The measured variables %, level, volume and mass are available for this level mode. See 64 "Output unit".

8 If the calibration is performed with a medium other than the process medium, enter the density of the calibration medium in the "Adjust density" parameter.



A0018825

A0018826


1 See Table, Step 9.2 See Table, Step 10.3 See Table, Step 11.4 See Table, Step 12.

9 The hydrostatic pressure for the lower calibration point is present at the device, here "0 mbar" for example.

Select the "Empty calib." parameter.


Enter the level value, here "0 m" for example. Confirming the value means you assign the pressure value present to the lower level value.

10 The hydrostatic pressure for the upper calibration point is present at the device, here "300 mbar" (4.5 psi) for example.

Select the "Full calib." parameter.


Enter the level value, here "3 m" (9.8 ft) for example. Confirming the value means you assign the pressure value present to the upper level value.

11 Set the level value for the lower current value (4 mA) by means of "Set LRV", here "0 m" for example.


12 Set the level value for the upper current value (20 mA) by means of "Set URV", here "3 m" (9.8 ft) for example.

Menu path: Setup Extended setup Current output Set URV.

13 If the calibration was performed with a medium other than the process medium, enter the density of the process medium in the "Density process" parameter.



14 Result:The measuring range is set for 0 to 3 m (9.8 ft).

Description

3

0

h[m]

0 300 p

[mbar]

20

4

I[mA]

0 3 h[m]


34 Endress+Hauser

7.4.5 "In height" level selection Calibration without reference pressure (dry calibration)

Example:In this example, the volume in a tank should be measured in liters. The maximum volume of 1000 liters (264 US gal) corresponds to a level of 4 m (13 ft). The minimum volume of 0 liters corresponds to a level of 0 m since the process isolating diaphragm of the probe is at the start of the level measuring range.

Prerequisite: The measured variable is in direct proportion to the pressure. This is a theoretical calibration i.e. the height and volume values for the lower and upper

calibration point must be known. The values entered for "Empty calib./Full calib.", "Empty height/Full height" and" Set

LRV/Set URV" must be at least 1% apart. The value will be rejected, and a message output, if the values are too close together. Other limit values are not checked, i.e. the values entered must be appropriate for the sensor and the measuring task for the device to be able to measure correctly.

Due to the orientation of the device, there may be pressure shifts in the measured value, i.e. when the container is empty or partly filled, the measured value is not zero. For information on how to perform position adjustment 26.

Description



A0018827

Calibration without reference pressure dry calibration

1 See Table, Step 10 and 11.2 See Table, Steps 13 and 14.3 See Table, Steps 12.


Menu path: Setup Press. eng. unit3 Select the "In height" level mode via the "Level





5 Select a volume unit via the "Output unit" parameter, here "l" (liters) for example.


6 Select a height unit via the "Height unit" parameter, here "m" for example.

Menu path: Setup Extended setup Level Height unit

7 Select the "Dry" option via the "Calibration mode" parameter.



1000 l

0 l

4 m

= 1g

cm3


Endress+Hauser 35

The measured variables %, level, volume and mass are available for this level mode Chap. 13.2 "Output unit".

8 Enter the volume value for the lower calibration point via the "Empty calib." parameter, here "0 liter" for example.


A0018828

A0018830

A0018832


1 See Table, Step 12.2 See Table, Step 8.3 See Table, Step 9.4 See Table, Step 10.5 See Table, Step 11.6 See Table, Step 13.7 See Table, Step 14.

9 Enter the height value for the lower calibration point via the "Empty height" parameter, here "0 m" for example.

Menu path: Setup Extended setup Level Empty height

10 Enter the volume value for the upper calibration point via the "Full calib." parameter, here "1000 liter" (264 US gal) for example.


11 Enter the height value for the upper calibration point via the "Full height" parameter, here "4 m" (13 ft) for example.

Menu path: Setup Extended setup Level Full height

12 Enter the density of the medium via the "Adjust density" parameter, here "1 g/cm3" for example.






15 If the process uses a medium other than the medium on which the calibration was based, the new density must be specified in the "Density process" parameter.




Description

4.08

0

h[m]

400 p

[mbar]

h =p

g

= 1g

cm3

1000

0

V[l]

4.0 h[m]

h =p

g

0.0

20

4

I[mA]

1000 V[l]

0.0


36 Endress+Hauser

7.4.6 "In height" level selection Calibration with reference pressure (wet calibration)

Example:In this example, the volume in a tank should be measured in liters. The maximum volume of 1000 liters (264 US gal) corresponds to a level of 4 m (13 ft). The minimum volume of 0 liters corresponds to a level of 0 m since the process isolating diaphragm of the probe is at the start of the level measuring range. The density of the fluid is 1 g/cm3.

Prerequisite: The measured variable is in direct proportion to the pressure. The tank can be filled and emptied.

The values entered for "Empty calib./Full calib." and" Set LRV/Set URV" and the pressures present at the device must be at least 1% apart. The value will be rejected, and a message output, if the values are too close together. Other limit values are not checked, i.e. the values entered must be appropriate for the sensor and the measuring task for the device to be able to measure correctly.

Description

1 Perform position adjustment. See 26.

A0018827


1 See Table, Step 9.2 See Table, Step 10.3 See Table, Step 11.


Menu path: Setup Measuring mode3 Select the "In height" level mode via the "Level





5 Select a pressure unit via the "Press eng. unit" parameter, here mbar for example.

Menu path: Setup Press. eng. unit6 Select a volume unit via the "Output unit" parameter,

here "l" (liters) for example.


7 Select a height unit via the "Height unit" parameter, here "m" for example.

Menu path: Setup Extended setup Level Height unit


1000 l

0 l

4 m

= 1g

cm3


Endress+Hauser 37

The measured variables %, level, volume and mass are available for this level mode, Chap. 13.2 "Output unit".

8 Select the "Wet" option via the "Calibration mode" parameter.


A0018828

A0018834

A0018838


1 See Table, Step 11.2 See Table, Step 9.3 See Table, Step 10.4 See Table, Step 12.5 See Table, Step 13.

9 The hydrostatic pressure for the lower calibration point is present at the device, here "0 mbar" for example.

Enter the volume value for the lower calibration point via the "Empty calib." parameter, here "0 liter" for example.


10 The hydrostatic pressure for the upper calibration point is present at the device, here "400 mbar" (6.0 psi) for example.

Enter the volume value for the upper calibration point via the "Full calib." parameter, here "1000 liter" (264 US gal) for example.


11 If the calibration is performed with a medium other than the process medium, enter the density of the calibration medium in the "Adjust density" parameter. Here "1 g/cm" for example.







14 If the calibration was performed with a medium other than the process medium, enter the density of the process medium in the "Density process" parameter.




Description

4.08

0

h[m]

400 p

[mbar]

h =p

g

= 1g

cm3

1000

0

V[l]

4.0 h[m]

h =p

g

0

20

4

I[mA]

1000 V[l]

0


38 Endress+Hauser

7.4.7 Calibration with partially-filled tank (wet calibration)Example:In this example a wet calibration is shown when it is not possible to empty the vessel and then fill it up to 100%. Here a 20% filling is used as Empty and a 25% filling is used as Full calibration point. The calibration is then extended to 0% ... 100% and LRV / URV are adjusted accordingly.

Prerequisite:The default value in the level mode for calibration mode is Wet.However, it can be changed via: Setup Extended Setup Level Calibration mode

It is also possible to use different liquids for the adjustment. In this case you have to enter the appropriate densities at following menu path:

Setup Ext. Setup Level Adjust density (e.g. 1.0 kg/l for water) Setup Ext. Setup Level Process density (e.g. 0.8 kg/l for oil)

Description



A0018841

Calibration with partially-filled tank

1 See Table, Step 22 See Table, Step 3

2 Set value for "Empty calib." with acting pressure for Level e.g. 20%.

Menu path: Setup Extended Setup Level Empty calibration

3 Set value for "Full calib." with acting pressure for Level e.g. 25%.

Menu path: Setup Extended Setup Level Full calibration

4 The values for pressure for full or empty vessels are measured automatically at adjustment.As the transmitter automatically sets the pressure values that suit to empty and full calibration to min and max pressure that cause the output current, it is necessary to set the right upper range value (URV) and lower range value (LRV).

20%

20%

25%


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7.4.8 Level measurement with absolute pressure probe and external pressure signal (electrical differential pressure)

Example:In this example, a Waterpilot FMX21 and a Cerabar M device (each with an absolute pressure measuring cell) are combined via the common communication bus. The level can thus be measured in the deep well, while the influence of the atmospheric pressure is compensated for at the same time.

A0018821

1 Fieldgate FXA5202 Multidrop-Connector FXN5203 Terminal box can be ordered as an accessory4 Cerabar M absolute pressure (atmospheric pressure)5 Waterpilot absolute pressure (level)

FXN520

OPEN

CLOSE

90

90

Warning:Avoid electrostatic charge in explosive atmosphere.See instructions


1 2

4

3

5


40 Endress+Hauser

It is not permitted to reverse the assignment of the measuring points to the direction of communication.

The measured value of the transmitting device (via burst) must always be greater than the measured value of the receiving device (via the "Electr. Delta P" mode).

Adjustments that result in an offset of the pressure values (e.g. position adjustment, trim) must always be performed in accordance with the individual sensor and its orientation, irrespective of the "Electr. Delta P" application.

Other settings result in non-permitted use of the "Electr. Delta P" mode and can lead to incorrect measured values.

DescriptionAdjustment of the level sensor (Waterpilot)


Menu path: Setup Measuring mode2 Select a pressure unit via the "Press eng. unit" parameter, here "mbar" for example.

Menu path: Setup Press. eng. unit3 The sensor is unpressurized, perform position adjustment ( 26).4 Switch on burst mode via the "Burst mode" parameter

Menu path: Expert Communication HART Config.5 Set the output current to "Fixed" 4.0 mA via the "Current mode" parameter

Menu path: Expert Communication HART Config.6 Configure an address 0 using the "Bus address" parameter, e.g. bus address = 1.

(HART 5.0 master: Range 0 to 15, where address = 0 calls up the "Signaling" setting; HART 6.0 master: range 0 to 63)

Menu path: Expert Communication HART Config.

DescriptionAdjustment of the level sensor (Waterpilot)



Menu path: Setup Press. eng. unit3 The sensor is unpressurized, perform position adjustment ( 26).4 Set the output current to "Fixed" 4.0 mA via the "Current mode" parameter

Menu path: Expert Communication HART Config.5 Configure an address 0 using the "Bus address" parameter, e.g. bus address = 2.


Menu path: Expert Communication HART Config.6 Activate the reading of a value sent externally in burst mode via the "Electr. Delta P" parameter

Menu path: Expert Application7 Perform level adjustment (wet or dry), 32 ff.

8 Result: The measured value output by the atmospheric pressure sensor equals the level in the deep well (dif-ferential signal) and can be read out by means of a HART request of the address of the atmospheric pressure sensor.


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7.4.9 Automatic density compensation with the internally measured sensor temperature

Example:In this example, a Waterpilot FMX21 is used for level measurement in water. The change in the water density caused by changing temperatures is automatically factored into the level signal by activating automatic density compensation.

A0018822

1 HART-Master, e.g. PLC (programmable logic controller)2 Waterpilot FMX21

1

2

DescriptionAdjustment of the Waterpilot for level measurement



Menu path: Setup Press. eng. unit3 The sensor is unpressurized, perform position adjustment ( 26).4 Set the "Auto density corr." parameter to Sensor temperature.

Menu path: Expert Application5 Perform level adjustment (wet or dry), 32 ff.6 Result: The measured value output by the Waterpilot equals the level in the deep well corrected by means

of the density characteristic line of the water.


42 Endress+Hauser

7.4.10 Automatic density compensation using an integrated Pt100 value for calculation in a suitable HART master (e.g. PLC)

Example:In this example, the FMX21 with an integrated Pt100 and a temperature head transmitter with HART communication (e.g. TMT182) are combined via the common communication bus. The temperature and pressure signal is transmitted to the HART master (e.g. PLC) where a corrected level value can be generated using a stored linearization table or the density function (of a chosen medium). A pressure signal and a temperature signal can thus be generated with a chosen density function to compensate for a level.

A0018763

1 HART-Master, e.g. PLC (programmable logic controller)2 Multidrop-Connector FXN5203 TMT182 Temperature head transmitter4 Waterpilot FMX21

1 2 3 4

FXN520

DescriptionAdjustment of the Waterpilot for pressure measurement



Menu path: Setup Press. eng. unit3 The sensor is unpressurized, perform position adjustment ( 26).4 Set the output current to "Fixed" 4.0 mA via the "Current mode" parameter.

Menu path: Expert Communication HART Config.5 Perform level adjustment (wet or dry), 32 ff.6 Configure an address 0 using the "Bus address" parameter, e.g. bus address =1.


Menu path: Expert Communication HART Config.The output current of the temperature transmitter used must also be set to Fixed and a HART address other than zero (e.g. address = 2) is configured.

7 Result: A corrected level value can be determined for a chosen medium using a suitable density function by calculating the pressure signal and temperature signal in a suitable HART master (e.g. PLC).


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7.4.11 Automatic density compensation using an external tempera-ture value for calculation in the FMX21

Example:In this example, the FMX21 with an integrated Pt100 and a HART-compliant temperature transmitter are combined via the common communication bus. In this case, the signal of the Pt100 is analyzed using a HART-compliant (at least HART 5.0) temperature head transmitter that supports burst mode. The change in the water density caused by changing temperatures is automatically factored into the level signal by activating automatic density compensation.

A0018764

1 Fieldgate FXA5202 Multidrop-Connector FXN5203 TMT182 Temperature head transmitter (burst mode)4 Waterpilot FMX21

Temperature head transmitter TMT182 is not suitable for this configuration.

FXN520

1 2 3 4

DescriptionConfiguring the HART-compliant temperature head transmitter (min. HART 5.0) with burst function

The output current of the temperature head transmitter used should be set to Fixed and must have a HART address other than zero (e.g. address = 1) configured.The burst function must then be switched on with HART command 1.This step should be performed before the procedure described below in order to avoid a HART input error of the FMX21 being output during commissioning.

Adjustment of the Waterpilot for level measurement



Menu path: Setup Press. eng. unit3 The sensor is unpressurized, perform position adjustment ( 26).4 Set the "Auto density corr." parameter to "External value".

Menu path: Expert Application5 Perform level adjustment (wet or dry), 32 ff.

6 Result: The measured value output by the Waterpilot equals the level in the deep well corrected by means of the density characteristic line of the water.


44 Endress+Hauser

7.5 Linearization

7.5.1 Semiautomatic entry of the linearization tableExample:In this example, the volume in a tank with a conical outlet should be measured in "m3".

Prerequisite: The tank can be filled or be emptied. The linearization characteristic must rise

continuously. The "Level" operating mode has been selected.

For a description of the parameters mentioned 64.

Description

1 Select the "Semiautom. entry" option via the "Lin. mode" parameter.

Menu path: Setup Extended setup Linearization Lin. mode

A0018843

2 Select the volume/mass unit via the "Unit after lin." parameter, e. g. "m3".

Menu path: Setup Extended setup Linearization Unit after lin.

3 Fill the tank to the height of the 1st point.

3.5

0 3.0

V[m ]

3

h[m]

0


Endress+Hauser 45

4 Enter the number of the point in the table via the "Line-numb." parameter.

Menu path: Setup Extended setup Linearization Line-numb

A0018849

A0018853

Semiautomatic entry of the linearization table

The current level is displayed via the "X-value" parameter.

Menu path: Setup Extended setup Linearization X-valueUsing the "Y-value" parameter, enter the associated volume value, here "0 m3" for example, and confirm the value. Menu path: Setup Extended setup Linearization Y-value

5 To enter another point in the table, select the "Next point" option via the "Edit table" parameter. Enter the next point as explained in Step 4.

Menu path: Setup Extended setup Linearization Edit table

6 Once all the points have been entered in the table, select the "Activate table" option via the "Lin. mode" parameter.


7 Result:The measured value after linearization is displayed.

1. Error message F510 "Linearization" and alarm current as long as the table is being entered and until the table is activated.

2. The 0% value (= 4 mA) is defined by the lowest pair of values in the table.The 100% value (= 20 mA) is defined by the maximum pair of values point in the table.

3. You can change the allocation of the volume or mass values to the current values using the "Set LRV" and "Set URV" parameters.

Description

3.5

00 3.0 h

[m]

V[m ]

3

20

4

I[mA]

3.5 V[m ]

30


46 Endress+Hauser

7.5.2 Manual entry of the linearization tableExample:In this example, the volume in a tank with a conical outlet should be measured in "m3".

Prerequisite:

This is a theoretical calibration, i.e. the points for the linearization table are known. The "Level" operating mode has been selected. A level calibration has been performed.

For a description of the parameters mentioned 64.

Description

1 Select the "Manual entry" option via the "Lin. mode" parameter.


A0018843

A0018849

2 Select the volume/mass unit via the "Unit after lin." parameter, e. g. "m3".

Menu path: Setup Extended setup Linearization Unit after lin.

3 Enter the number of the point in the table via the "Line-numb." parameter.

Menu path: Setup Extended setup Linearization Line-numbThe level (e.g. "0 m") is entered via the "X-value" parameter. Confirm your entry.

Menu path: Setup Extended setup Linearization X-valueUsing the "Y-value" parameter, enter the associated volume value, here "0 m3" for example, and confirm the value. Menu path: Setup Extended setup Linearization Y-value

3.5

0 3.0

V[m ]

3

h[m]

0

3.5

00 3.0 h

[m]

V[m ]

3


Endress+Hauser 47

4 To enter another point in the table, select the "Next point" option via the "Edit table" parameter. Enter the next point as explained in Step 3.

Menu path: Setup Extended setup Linearization Edit table

A0018853

Manual entry of the linearization table

5 Once all the points have been entered in the table, select the "Activate table" option via the "Lin. mode" parameter.


6 Result:The measured value after linearization is displayed.

1. Error message F510 "Linearization" and alarm current as long as the table is being entered and until the table is activated.

2. The 0% value (= 4 mA) is defined by the lowest pair of values in the table.The 100% value (= 20 mA) is defined by the maximum pair of values in the table.

3. You can change the allocation of the volume or mass values to the current values using the "Set LRV" and "Set URV" parameters.

Description

20

4

I[mA]

3.5 V[m ]

30

Troubleshooting Waterpilot FMX21

48 Endress+Hauser

8 Troubleshooting

8.1 MessagesThe following table lists the messages that can occur. The Diagnostic code parameter shows the message with the highest priority. The device has four different status information codes according to NE107:

F = failure M (warning) = maintenance required C (warning) = function check S (warning) = outside specification (deviations from the permitted ambient or process

conditions determined by the device with the self-monitoring function, or errors in the device itself indicate that the measuring uncertainty is greater than what would be expected under normal operating conditions).

For support and further information, please contact Endress+Hauser Service.

Diagnostic code

Error message Cause Remedial action

0 No error

C412 Backup in prog. Downloading. Wait for download to complete

C482 Current simul. Current output simulation is switched on, i.e. the device is not measuring at present.

End the simulation

C484 Error simul. Fault state simulation is switched on, i.e. the device is not measuring at present.

End the simulation

C485 Measure simul. Simulation is switched on, i.e. the device is not measuring at present.

End the simulation

C824 Process pressure Overpressure or low pressure present.

This message normally only appears briefly.

Electromagnetic effects are greater than specified in the technical data.

1. Check the pressure value2. Restart the device3. Perform a reset

F002 Unknown sensor Sensor does not suit the device (electronic sensor nameplate).

Contact Endress+Hauser Service.

F062 Sensor conn. Cable connection between the sensor and main electronics is disconnected.

Sensor defective. Electromagnetic effects are greater

than specified in the technical data. This message normally only appears briefly.

Check the sensor cable

F081 Initialization Cable connection between the sensor and main electronics is disconnected.

Sensor defective. Electromagnetic effects are greater


1. Perform a reset2. Check the sensor cable

F083 Permanent mem. Sensor defective. Electromagnetic effects are greater


1. Restart the device

Waterpilot FMX21 Troubleshooting

Endress+Hauser 49

F140 Working range P Overpressure or low pressure present.

Electromagnetic effects are greater than specified in the technical data.

Sensor defective.

1. Check the process pressure2. Check the sensor range

F261 Electronics Main electronics defective. Fault in the main electronics.

Restart the device

F282 Data memory Fault in the main electronics. Main electronics defective.

Restart the device

F283 Permanent mem. Main electronics defective. Electromagnetic effects are greater

than specified in the technical data. The supply voltage is disconnected

when writing. An error occurred when writing.

Perform a reset

F411 Up-/download The file is defective. During the download, the data are

not correctly transmitted to the processor, e.g. due to open cable connections, spikes (ripple) on the supply voltage or electromagnetic effects.

1. Download again2. Use another file3. Perform a reset

F510 Linearization The linearization table is being edited.

1. Complete your entries2. Select "linear"

F511 Linearization The linearization table consists of less than 2 points.

1. Table too small2. Correct the table3. Accept the table

F512 Linearization The linearization table is not monotonic increasing or decreasing.

1. Tab. not monotonic2. Correct the table3. Accept the table

F841 Sensor range Overpressure or low pressure present.

Sensor defective.

1. Check the pressure value2. Contact Endress+Hauser Service.

F882 Input signal External measured value is not received or displays a failure status.

1. Check the bus2. Check the source device3. Check the setting

M002 Unknown sensor Sensor does not suit the device (electronic sensor nameplate). Device continues measuring.

ba00380pen_1413

Documents

mounting clamp

mounting requierements

extension cable mounting

dangerous situation

terminal strip

terminal box5211

safety symbols1

a0018337direct current