tlma user manual

8/2/2019 TLMA User Manual

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Tower Light Monitor-Advanced Users Manual

US Patent Pending Wulffert Technology LLC Page 1 of 39

TOWERLIGHTMONITOR-ADVANCED

WULFFERTTECHNOLOGYLLC24WhitmanCourtMiddletown,NY10941

Web:http://wulffert.comEmail:[email protected]:862-266-3470Revised:April2,2011
mailto:[email protected]:[email protected]:[email protected]:[email protected]


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TABLE OF CONTENTSTABLE OF CONTENTS ...........................................................................................................2LIST OF FIGURES ...................................................................................................................41 DESCRIPTION ...................................................................................................................52 OPERATION ......................................................................................................................5

2.1 Basics ...................................................................................................................................... 52.2 Alarm Flowchart ...................................................................................................................... 6

3 USER INTERFACE............................................................................................................73.1 LCD Display ............................................................................................................................ 73.2 Keypad..................................................................................................................................... 83.3 Menu System .......................................................................................................................... 9

Navigating the Menu Structure................................................................................................................ 93.4 Status Menus ........................................................................................................................ 10Software Revision Display..................................................................................................................... 10Sunset Times Display ............................................................................................................................ 10Sunrise Times Display ........................................................................................................................... 11Day/Night Timer Display........................................................................................................................ 11Flasher Times Display ........................................................................................................................... 12Alarm Status Display.............................................................................................................................. 123.5 Default Menu......................................................................................................................... 133.6 Edit Menus............................................................................................................................. 14

3.6.1 Almanac....................................................................................................................................... 14Set Time.................................................................................................................................................. 14Set Day of Week..................................................................................................................................... 14Set Time-Zone........................................................................................................................................ 15Set Latitude............................................................................................................................................. 16Set Longitude ......................................................................................................................................... 16

3.6.2 Thresholds................................................................................................................................... 17Set Beacon Threshold ........................................................................................................................... 17Set Side Marker Threshold.................................................................................................................... 18Set Status Relay Threshold................................................................................................................... 193.6.3 Mode Settings ............................................................................................................................. 20Set Threshold Tracking.......................................................................................................................... 20Set Unattended Mode............................................................................................................................ 21Set Timeout Value.................................................................................................................................. 21Set Calibration Constant........................................................................................................................ 223.6.4 Reference Values (Advanced Settings).................................................................................... 23Maximum Reference.............................................................................................................................. 23Minimum Reference............................................................................................................................... 23Set Gain .................................................................................................................................................. 24Level Check............................................................................................................................................ 24

4 BOARD INTERFACING ..................................................................................................254.1 Power..................................................................................................................................... 25


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4.2 Current Transformer ............................................................................................................. 264.3 Calibration Procedure ............................................................................................................. 27

4.4 Output Relays ....................................................................................................................... 294.4.1 Relay Function Table..................................................................................................................... 30

4.5 Alarm Relay Connection ...................................................................................................... 314.6 RS-232 Interface...................................................................................................................... 33

4.7 TerminalInterfaceMenu ...................................................................................................... 344.8 Commands ............................................................................................................................ 34

4.8.1 Command1,Automaticallyoutputsastringfordatalogging................................................. 34

4.8.2 Command2,UserFriendlyStatusScreen.............................................................................. 36

4.8.3 CommandC,StartsCalibration. .............................................................................................. 36

4.8.4 CommandS,StopsAutomaticLoggingandStatusDisplays. ............................................... 36

4.8.5 CommandG,SetsDate........................................................................................................... 36

4.8.6 CommandH,SetsTime........................................................................................................... 36

4.8.7 CommandI,SetsTimeZone................................................................................................... 37

4.8.8 CommandJ,SetsDaylightSavingsTime.............................................................................. 374.8.9 CommandX,SetsBeaconThreshold. ................................................................................... 37

4.8.10 CommandY,SetsSideThreshold.......................................................................................... 37

4.8.11 CommandZ,SetsStatusThreshold....................................................................................... 37

4.8.12 CommandD,DownloadsLog. ................................................................................................ 37

4.8.13 CommandT,DownloadsTailofLog....................................................................................... 37

4.8.14 CommandE,EraseLog........................................................................................................... 37

5 TLMA SPECIFICATIONS ................................................................................................386 WARRANTY .....................................................................................................................39


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LIST OF FIGURESFigure 1, System Diagram 5Figure 2, Alarm Flowchart 6Figure 3, Front Panel Display 7Figure 4, Keypad 8Figure 5, Menu Navigation 9Figure 6, Revision Screen 10Figure 7, Revision Screen 10Figure 8, Sunrise Screen 11Figure 9, Day/Night Timers Screen 11Figure 10, Flasher Times Screen 12Figure 11, Alarm Screen 12Figure 12, Default Screen 13Figure 13, Set Time Screen 14Figure 14, Day of Week Screen 14Figure 15, Daylight Savings Time Screen 15Figure 16, Daylight Savings Time Screen 15Figure 17, Latitude Screen 16Figure 18, Longitude Screen 16Figure 19, Converting Degrees Minutes Seconds to Decimal Degrees 16Figure 20, Beacon Threshold Edit Screen (example) 17Figure 21, Beacon Threshold 17Figure 22, Side Threshold Edit Screen (example) 18Figure 23, Side Threshold 18Figure 24, Status Relay Threshold Edit Screen 19Figure 25, Status Relay Threshold 19Figure 26, Status Threshold Track Screen 20Figure 27, Set Threshold Tracking 20Figure 28, Status Threshold Track Screen 21Figure 29, Status Threshold Track Screen 21Figure 30, Status Threshold Track Screen 22Figure 31, Status Threshold Track Screen 23Figure 32, Minimum Reference Screen 23Figure 33, Set Gain Screen 24Figure 34, Level Check Screen 24Figure 35, Power Supply Hookup 25Figure 36, Current Transformer Connection 26Figure 37, Calibration Display 27Figure 38, TLMA Installation 28Figure 39, Relay Outputs 29Figure 40, Summary Alarm Monitoring 31Figure 41, Full Alarm Monitoring 32


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1 DESCRIPTION

TheTLMAisamicroprocessorcontrolleddevicethatisusedformonitoringthestatusofobstructionlights,usedonmanybroadcastandcommunicationtowers.Digitalsignalprocessingallowsalllampstobemonitoredfromasinglepoint,includingflasheroperation.Theunitisspecificallydesignedwithbroadcastersinmind,faulttolerancehasbeengivengreatconsideration(i.e.extremetemperatures,

lightning(ESD),RFIetc).2 OPERATION2.1 Basics

Thesensor(currenttransformer)convertscurrentflowtoalinearproportionalvoltage.Afterpassingthroughalowpassfilter,anamplifierisusedtocontrolthelevelthatisbeingfedtotheanalogtodigitalconverter.Oncethesignalisconditioned,itisquantizedandprocessedindiscretetime.Analogcomponentsareeliminatedsincesoftwareisusedtomonitorandcalculatecurrentflow.Calibrationsettingsarecalculated,storedandusedforlaterreference.

SystemstatuscanbemonitoredviatheLCDdisplayorRS-232interface.Therearefourdry

contactrelayclosuresprovided(seeOutputRelays,Page30).Oncecalibrationhasbeenachieved,theboardmaybeoperatedcontinuouslyuntilthenextre-lampingofthetower.

ADCSensor LPF Amp DSP

CPLDPowerSupply

Keypad, Display and RelayBoard

RS-232IFACE

RTCFLASH

Figure 1, System Diagram


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2.2 Alarm FlowchartHowtheTLMAdeterminesfaults:

Start

Is Power On?

Day Mode

Check SunsetTime

NO

Generate

Photocell FailAlarm

Check DayTimer

Generate StuckOff Alarm

Check System Generate Alarm

Past Sunset

Over 24 Hours

System Fault

Night ModeYES

Flasher

Detected?

Flasher Period,

Duty Cycle

Side CurrentValid?

Beacon

Current Valid?

Check Night

Timer

Generate Flasher

Fail Alarm

Generate Flasher

Fail Alarm

Generate SideMarker Fail Alarm

Generate Beacon

Alarm

Generate Stuck

On Alarm

NO

FAIL

NO

NO

Over 24

Hours

Figure 2, Alarm Flowchart


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3 USER INTERFACE3.1 LCD Display

Thedisplayisa16x2characteralphanumericLCD,itisnotbacklit.Innormaloperation,the

defaultmenuisdisplayed.Contrastcanalsobeadjustedbeadjustedwithasmallscrewdriver.

ENTESC

CAL

POWER

XFMR BCN SIDE STAT SUM

3.7 LIGHTS ON

BCN SIDE STAT SUM

RUN PWR

MinimumThreshold Marker

Upper RangeMarker

Actual CurrentLevel

Message AreaCalibrated

Current Value

RELAY PHOTO FLASH

Figure 3, Front Panel Display


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3.2 KeypadThereareatotalofsevenkeys.Themenusystemisnavigatedby6keys:fourareforUP,DOWN,LEFTandRIGHT,whiletwoareusedasENTERandESCAPE.Onekeyisreservedforcalibration.

UP/DOWNkeysnavigatethroughthemenustructure;seeFigure5,MenuNavigation.LEFT/RIGHTkeysselecttheappropriatefieldsinmenusthathavenumericalfields,UP/DOWNkeysinthesefieldschangethedigitvalue.

ENTESC

CAL

POWER


3.7 LIGHTS ON

BCN SIDE STAT SUM

RUN PWR

DOWN ARROWKEY

UP ARROW KEY

RIGHT ARROWKEY

LEFT ARROWKEY

ESCAPE KEY ENTER KEY

Figure 4, Keypad


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3.3 Menu SystemNavigating the Menu Structure

Software Revision

Alarm Status Bits

Flasher Times

Sunrise Times

Sunset Times

Default Screen

Set Latitude

Set Time-Zone

Set Daylight Savings

Set Day of Week

Set Date / Time

Set Longitude

Set Beacon Threshold

Set Tracking Mode

Set Side Marker Threshold

Set Status Relay Threshold

Set Unattended Mode

Set Timeout

Set Cal Constant

Set Max Reference

Set Min Reference

Set Gain

Edit Menus

Read Only StatusMenus

UpButton

DownButton

ALMANAC

SETTINGS

THRESHOLD

SETTINGS

MODESETTINGS

ADVANCED

SETTINGS

Figure 5, Menu Navigation


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3.4 Status MenusFromthedefaultmenu,theUPkeywillnavigateintothestatusmodemenus.Thesemenusarereadonly.Whileinstatusmode,alarmsarechecked.After30secondsofnokeypadactivity,themenuautomaticallyreturnstothedefaultmenu.

ForanoverviewofthestatusmenusseeFigure5,MenuNavigation.Software Revision Display

Figure6,RevisionScreen

Description

:

Displaysthefirmwaredateandrevision.UserChangeableFields

:

None

Sunset Times Display

Figure7,RevisionScreen

Description

:

Displaysthecalculated(EST)sunsettimeandactual(ACT)sunsettime(timephotocellactivatedthesystem).Thesecanbecomparedtoverifyphotocellintegrity.Timesarein24hourformat.UserChangeableFields

:

None

DEC 30 2007

REVISION: 1.1

Software Date Field

Revision Field

1830 1850

SUNSET ACT EST


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Sunrise Times Display

Figure8,SunriseScreenDescription

:

Displaysthecalculated(EST)sunrisetimeandactual(ACT)sunrisetime(timephotocellactivatedthesystem).Thesecanbecomparedtoverifyphotocellintegrity.Timesarein24hourformat.UserChangeableFields

:

NoneDay/Night Timer Display

Figure9,Day/NightTimersScreen

Description:Thismenudisplaysthenumberofhoursandminutesthatthesystemwasinnightordaystatus.Theappropriatefieldresetstozerowhenthesystementersdayornightstatus.Intheexampleabove,thedisplaycurrentlyshowssystemwasinnightstatusfor12hours,33minutesandthatcurrentlyweare3hours,1minuteintodaymode(assumingthelightsareoff).WhenthesevaluesexceedthetimeoutvaluesetinTIMEOUTSETTINGS(defaultis24hours),analarmisgenerated.

UserChangeableFields

:

None

0712 0728

SUNRISE ACT EST

D: 03:01 N: 12:23

TIMES

Daylight Time FieldHH:MM

Night Time FieldHH:MM


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Flasher Times Display

Figure 10,FlasherTimesScreen

Description

:

DisplaysthePERIODandtheON(duration)timeofthebeaconinseconds,usedtoverifyflasheroperation.UserChangeableFields

:

NoneAlarm Status Display

Figure11,AlarmScreen

Description

:

Displaysthealarmbitvalues,Alarm=1.

BitField Description

DayTimer timeoutvaluehasbeenexceeded

Page

21NightTimer timeoutvaluehasbeenexceeded 21NotUsed reservedforfutureuse N/A-5vRail powersupplyabove-4.5v N/A+5vRail powersupplybelow+4.5v N/A

Flasher syncmissed(4flashes),badperiod,dutycycle N/ABeacon beaconcurrentbelowthreshold 17SideMarker sidemarkercurrentbelowthreshold 18

Oscillator oscillatorfailure N/A RTC realtimeclockfailure N/A SUM summarybit 29 UserChangeableFields

:None

P: 1.997 D: .998FLASHER

Flasher Period Beacon ON Duration

0000000000 0

ALARMS

Summary Bit

Night Timer

Not Used -5V Rail+5V Rail

Flasher

BeaconSide Marker

Day Timer

Oscillator

RTC


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3.5 Default Menu

Figure12,DefaultScreen

Description

:

DisplaysthecurrentstatusoftheTLMAandthesystem.

DisplaystheifthelightsareONorOFF

Displaysanyactivealarms(messagesrotateroundrobininthemessagefield)

Abargraphsimulatestherangecalculatedaftercalibration

Theinstantaneouscurrentisdisplayedbothnumericallyandgraphically

ThecurrenttimeisalsodisplayedNote: All menus fall back to this menu after 30 seconds of no keypad activity.UserChangeableFields

:

Theinstantaneouscurrentvaluecanbecalibrated,seePage 22,Set Calibration Constant

2.3 11:30 ON

InstantaneousCurrent Field

Current Timeand

Message Field

VisualThreshold

VisualInstantaneous

Current

Operating Range


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3.6 Edit Menus

PressingthedownkeyfromthedefaultmenuplacestheTLMAintoeditmode.While in edit modeall alarm functioning ceases,therewillbenoindicationofanyfailures.After30secondsofnokeypadactivity,themenuautomaticallyreturnstothedefaultmenuandtheTLMAresumescheckingforalarms.

ForanoverviewoftheeditmenusseeFigure5,MenuNavigationonPage9..

3.6.1 AlmanacSet Time

Figure13,SetTimeScreen

Description

:

Setslocaldateandtimein24Hrformat.UserChangeableFields

:

UsingLEFT/RIGHTkeysselectadigit,thenchangevaluewiththeUP/DOWNkeys.PressENTtosaveorESCtocancel.

Hours(HHHH)enterhoursin24hrformat,forexample2030is8:30pm. Month(MM)entermonthasanumberfrom01to12. Day(DD)enterdayofmonthasanumberfrom01to31 Year(YEAR)Enteryearasanumber.

Set Day of Week

Figure14,DayofWeekScreen

Description

:

Setslocaldayofweek,usedforautomaticupdateofdaylightsavingstime.UserChangeableFields

:

UseLEFT/RIGHTkeystoselectadayofweek,pressENTtosaveorESCtocancel.

1242 05 03 2009

HHHH MM DD YEAR

Edit Fields

SATURDAY

DAY OF WEEK


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Set Daylight Savings Time

Figure15,DaylightSavingsTimeScreen

Description

:

SetsdaylightsavingstimeONorOFF.UserChangeableFields

:

UseLEFT/RIGHTkeystoselectONorOFF,pressENTtosaveorESCtocancel.Set Time-Zone

Figure16,DaylightSavingsTimeScreen

Description

:

Setsthelocaltimezone,usedtocalculatesunriseandsunsettimes.UserChangeableFields

:

UseLEFT/RIGHTkeystoselectatimezone(offsetinhours),pressENTtosaveorESCtocancel.

ON

DAYLIGHT SAVINGS

EASTERN -5

TIME ZONE

Value Field


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Set Latitude

Figure17,LatitudeScreen

Description

:

Setslocallatitudeindecimaldegrees,usedtocalculatesunriseandsunsettimes.UserChangeableFields

:

UsingLEFT/RIGHTkeysselectadigit,thenchangevaluewiththeUP/DOWNkeys.PressENTtosaveorESCtocancel.YoumayuseyourFCClicensecoordinates(degrees,minutes,seconds),converttodecimaldegreesbyusingtheformulabelow.

Set Longitude

Figure18,LongitudeScreen

Description

:

Setslocallongitudeindecimaldegrees,usedtocalculatesunriseandsunsettimes.UserChangeableFields

:

UsingLEFT/RIGHTkeysselectadigit,thenchangevaluewiththeUP/DOWNkeys.PressENTtosaveorESCtocancel.YoumayuseyourFCClicensecoordinates(degrees,minutes,seconds),converttodecimaldegreesbyusingthefollowingformula:

= +(+

60

)

60

Figure 19, Converting Degrees Minutes Seconds to Decimal Degrees

41.4500

LATITUDE

Edit Field

74.4500

LONGITUDE

Edit Field


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3.6.2 ThresholdsSet Beacon Threshold

Figure20,BeaconThresholdEditScreen(example)

Description

:

Setsthethresholdforthebeaconcurrentalarmasapercentageofthereferencevalue(calculatedduringcalibration).Recommendedsettings:

Incandescent LED

2Lamps 75% 1Level 50%3Lamps 84% 2Levels75%4Lamps 88%


:


ADC

Value

Samples Over Time

Beacon Alarm Threshold Set at 75%

Beacon Reference

Beacon Current

100%

50%

75%

25%

Alarm Generated WhenCurrent Crosses Threshold

Figure 21, Beacon Threshold

0.75

BEACON THRESHOLD

Edit Field, .75 or 75%


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Set Side Marker Threshold

Figure22,SideThresholdEditScreen(example)

Description

:

Setsthethresholdforthesidemarkercurrentalarmasapercentageofthereferencevalue(calculatedduringcalibration).Recommendedsettings:

2Lamps 75%3Lamps 84%

4Lamps 88%6Lamps92%


:


ADC

Value

Samples Over Time

Side Marker Alarm Threshold Set at 80%

Side Marker Reference

Side Marker Current

100%

50%

75%

25%

Alarm Generated WhenCurrent Crosses Threshold

Figure 23, Side Threshold

0.80

SIDE THRESHOLD



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Set Status Relay Threshold

Figure24,StatusRelayThresholdEditScreen

Description

:

SetsthethresholdforstatusrelayasapercentageoftheentireADCrange,UserChangeableFields

:

UsingLEFT/RIGHTkeysselectadigit,thenchangevaluewiththeUP/DOWNkeys.PressENTto

saveorESCtocancel.

ADC

Value

Samples Over Time

Status Threshold Set at 7%

Tower Light Current

100%

50%

75%

25%

Status Relay Active When CurrentCrosses Threshold (lights are ON)

Maximum Range of ADC (analog to digital converter)

Figure 25, Status Relay Threshold

0.07

STAT THRESHOLD



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3.6.3 Mode SettingsSet Threshold Tracking

Figure26,StatusThresholdTrackScreen

Description

:

TurnsthresholdtrackingONorOFF.WhenON,thebeaconandsidethresholdsautomatically

trackthetowerlightcurrent.Alarmsarebasedonasuddenchangeincurrent(i.e.lampfailure,flasherfailureetc).Thistrackingislimitedto+/-%5ofthesavedreferencevalue.UserChangeableFields

:

UseLEFT/RIGHTkeystoselectONorOFF,pressENTtosaveorESCtocancel.

Side Marker Alarm Threshold Set at 80%

Side Marker Reference

Side Marker Current

100%

50%

75%

25%

Alarm Generated When

Current Crosses Threshold

Threshold Tracks The Current

Figure 27, Set Threshold Tracking

OFF

THRESHOLD TRACK


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Set Unattended Mode


Description

:

TurnsunattendedmodeONorOFF.WhenON,thestatusrelayremainsactiveatalltimes,openingonlywhenpowerfails.UserChangeableFields

:

UseLEFT/RIGHTkeystoselectONorOFF,pressENTtosaveorESCtocancel.Set Timeout Value


Description

:

SetsthentimeoutvalueforboththeDAYandNIGHTtimers.Wheneitherofthesetimesexceedsthetimeoutlimit,asummaryalarmisgenerated.Itindicatesifthelightsarestuckonoroff,seeFigure2,AlarmFlowchart,Page6forhowalarmsaregenerated.Settingthisvalueto0disablesthisfeature,thisisneededinsystemsthatleavetheirlightson24hoursaday.UserChangeableFields

:


OFF

UNATTENDED MODE

24 HRS TIMEOUT

NIGHT/DAY


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Set Calibration Constant


Description

:

Thedefaultmenucanbeusedtoshowtheactualcurrentvalue,thecalibrationconstantisusedtodialthisvaluein.Notmeanttoreplaceagoodammeter,buthelpsinindicatingsystemhealth.

1. Setcalibrationconstantto.999999andsave

2. Turnontowerlightsandmeasurethetowerlightcurrentwithagoodammeter

3. Measuretheminimumvalue(whentheBeaconisoff),thisyoursidemarkercurrent

4. Returntodefaultmenu(hitESC)andrecordtheminimumvalue,thisistherawADCvalue.

5. Nextpluginthenumbersintothisformulaandcalculatethecalibrationconstant.

=

6.EntervalueKasyournewcalibrationconstant,hitENTtosave.

7. Returntodefaultmenuandverifyyourresults.Youmayhavetorepeatthisprocedureeachtimeyoucalibrateyoursystem(CALbutton).


:


.001563

CAL CONSTANT

Edit Field


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3.6.4 Reference Values (Advanced Settings)Maximum Reference


Description

:

Setsthemaximumreference,automaticallysetbycalibrationroutine(CALbutton).Foradvancedusersonly.


:


Minimum Reference

Figure32,MinimumReferenceScreen

Description

:

Setstheminimumreference,automaticallysetbycalibrationroutine(CALbutton).Foradvancedusersonly.UserChangeableFields

:


2125

MAX REFERENCE

Edit Field

652

MIN REFERENCE

Edit Field


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4 BOARD INTERFACING4.1 Power

Figure 35, Power Supply HookupNote:WiringTLMAtothesamecircuitasthetowerlightsisrecommendedbutnotnecessary.

9 Volt DC Power HookupObserve Polarity

ENTESC

CAL

POWER

BCN SIDE STAT SUM

3.7 LIGHTS ON

BCN SIDE STAT SUM

RUN PWR

+ -

XFMR

GND

- +


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4.2 Current Transformer TheTLMAinterfacestothetowerlightsystemusingacurrenttransformer(toroid).Thetoroidsuppliedisa1000:1,butalmostanymaybeusedprovidedthatitsoutputislinear.Themaximuminputallowedintotheunitis.45VRMS,thereforetheinstallermustensurethatthisinputisnotexceeded.Thetoroidboardisconfiguredasanattenuatortomakesuretheinputvalueisnotexceeded.Instrumentationorother

shieldedtwistedpairisrecommendedtoconnectthecurrenttransformerboardtotheterminalblock.RefertoFigure36,CurrentTransformerConnectionandFigure38,TLMAInstallation.

CAT 3 or GreaterTwisted Pair

Current Transformer Board

Tower LightCircuitLead

Toroid

ENTESC

BCN SIDE STAT SUM

3.7 LIGHTS ON

BCN SIDE STAT SUM

RUN PWR

XFMR

GND

- +

Contrast

TrimPot

Figure36,CurrentTransformerConnection


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4.3 Calibration Procedure

1. Verifyboardpowersupplyisbetween9-15VDC.

2. Securethecurrenttransformerboardwithtiewrapsorothermeans.Itisimportantthatthewirepassingthroughthetoroidisalsosecured.

3. Turnontowerlights;verifyallbulbsandflasherarefunctioningproperly.Measurethevoltage

acrosstheXFMRinput;(SeeFigure36,CurrentTransformerConnection)itmustbelessthan.45Vrms.Thereisahandymenutomakethisfool-proof,presstheDOWNKEYuntilyoureachtheLevel CheckMenu(seePage24).IfitreadsLEVELOK,continuetonextstep.IfitreadsTOOHIGHorTOOLOWadjustpotontoroidboard.

4. Pressthecalibration(CAL)button,theRUNLEDwillflashwiththebeacon(indicatingsync),

theLCDwilldisplaythecalibratescreen,(Figure37,CalibrationDisplay).

5. Thereare2partstocalibration,firsttheinputgainisadjustedtoanoptimallevel.

6. SecondtheTLMAwillcollectdatafor30seconds;LCDwilldisplayGATHERINGDATA.CalibrationiscompletewhenLCDreturnstodefaultmenu(maximumtimeof8.5minutes).

7. Returntowerlightingtonormaloperation.

Figure37,CalibrationDisplay

CAL GAIN= 2.55

1580 2750 115

Raw Maximum Value

Range: 0 to 4095

Step Value(0 to 255)

Raw Minimum Value

Range: 0 to 4095

Front EndAmplifier Gain


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Figure38,TLMAInstallation


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4.4 Output RelaysTherearefourrelaysforuseininterfacingwithremotecontrolequipment.Thethresholdsforthesealarmsaresetviatheeditmenus(Page17).

Thebeaconalarmrelay(BCN)willenergizewhenbeaconcurrenthasdroppedbelowacertainthresholdsetbytheuserorwhendropstonearzero(i.e.:stuckinonoroffposition).Ifthesidelampcurrent(minimumcurrent)dropsbelowthesetthreshold,thesidemarkerlampalarmrelay(SIDE)willenergize.Thestatusrelay(STAT)willde-energizewhencurrenthasdroppedbelowthestatusthreshold.Itisanindicationoftowerlightsbeingon/off(day/night).Relaydeactivatesonlossofpower,goodforfailsafeoperation.Canbesettofollowtheday/nighttransitionintheunattendedmodemenu,seepage21.Thesummaryalarmrelayactivatesonanyalarm.NOTE:Alarmrelaysremainenergizeduntillampshavebeenreplaced(latched),evenafterthe

photo-cellhasdeactivatedthetowerlights.Thisallowsforunattendednightoperation,allowingthefaulttobeobservedduringnormalhours.

Figure 39, Relay Outputs

3.7 LIGHTS ON


Alarm Relay Closures

C

OM

N

C

N

O

C

OM

N

C

N

O

C

OM

N

C

N

O

C

OM

N

C

N

O

Tallies

ENTESC BCN SIDE STAT SUM

RUN PWR


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4.4.1 Relay Function TableFUNCTION TERMINALS

BeaconAlarm(BCN)

Activeonbeacon,flasherfaults,ornoactivityforuserspecifiedhours(SeeTime-OutMenu).

Common

NormallyClosedNormallyOpen

SideMarkerAlarm(SIDE)

Activeonsidemarkerornoactivityforuserspecifiedhours(SeeTime-OutMenu).

CommonNormallyClosedNormallyOpen

Status(STAT)

Activewhenanylampisactive,indicatesDAY/NIGHTstatus.Canbesettobealwaysbeon(unattendedmode).


Summary(SUM)

Activeonanyalarm(logicORoutputofALLalarms)Alarms:SideMarkerFailureBeaconFailurePhotocellFailureFlasherFailure

PowerSupplyFailureNightTimerExceeded(stuckon)DayTimerExceeded(stuckoff)RTCOscillatorFailProcessorFailure



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4.5 Alarm Relay ConnectionDiagrams:

Figure40,SummaryAlarmMonitoring

XFMR BCN SIDE STAT SUM RELAY FLASHER PHOTOCELL

Reserved for future use

COM

NC

NO

COM

NC

NO

COM

NC

NO

COM

NC

NO

GND

- +

remote control interface

CH1

CH2

Monitoring for alarms with day/night status tracking

Channel 1 monitors for alarmsChannel 2 monitors day/night status


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Figure41,FullAlarmMonitoring

XFMR BCN SIDE STAT SUM RELAY FLASHER PHOTOCELL

Reserved for future use

COM

NC

NO

COM

NC

NO

COM

NC

NO

COM

NC

NO

remote control interface

CH1

CH2

Full alarm monitoring

Channel 1 monitors summary alarmChannel 2 monitors day/night statusChannel 3 monitors for side marker failureChannel 4 monitors for beacon failure

CH3

CH4

GND

- +


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4.6 RS-232 InterfaceIncludedontheboardisaRS-232interface.Datacanbereadfromtheboardinrealtimeandcanbeusedforloggingpurposes.Thisisforadvancedusers,forinformationcontactusthroughourwebsite http://towerlightmonitor.com

SerialPortSetting:(57600,8,N,1) BaudRate57600 8Bits NoParity

1StopBit OnceConnectedPressENTERamenushouldappear.

ENTESC

CAL

POWER


3.7 21:24 ON

BCN SIDE STAT SUM

RUN PWR

GROUND

TRANSMIT DATA

RECEIVE DATA

Contrast NC

NC

RS-232

P3
http://towerlightmonitor.com/http://towerlightmonitor.com/http://towerlightmonitor.com/http://towerlightmonitor.com/


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4.7 TerminalInterfaceMenu

4.8 Commands

CommandsmaybeenteredbyhandthroughaterminalprogramsuchaswindowsHyperTerminalorother3rdpartysoftware(userwritteni.e.Visualbasicorcommercialofftheshelfsolution).Alloutputsare

inreadableASCII,allstringsendinCR/LF(0x0Dand0x0A).Spacesinstringsactasliteraldelimitersandarestandard0x20ASCIIcode.Null(0x00)terminationsarenotused.Tab(0x09)andform(0x0C)feedsareusedinthestatusmenu,noothernon-printablecharactersareused.

4.8.1 Command1,Automaticallyoutputsastringfordatalogging.Pressthe1keyorsend0x31toboard.Outputwillimmediatelystart,sentevery10seconds,formatisasfollows:

1.Delimiter

Positions

:representsaregularscheduledlogoutputstringhasoccurred

!representsanimmediateoutputhasoccurred(animportantchangeinstatus)

2.Date/TimeStamp

Format:YYYYMMDDHHMM YearMonthDayHourMinute

3.Measuredbeaconcurrent

4.Beaconalarmthresholdvalue

5.Beaconalarmthresholdvalue,savedreference,automaticallyadjustedwhentrackingmodeisactive

6.Beaconalarmthresholdvalue,firstsavedreferenceaftercalibration

7.Measuredsidemarkercurrent

8.Sidealarmthresholdvalue

9.Sidealarmthresholdvalue,savedreference,automaticallyadjustedwhentrackingmodeisactive

MENU

1 Logger

2 Status Screen

C Calibrate

S Stop

TIME: G-mmddyy H-hhmm I-Zone J-DST

THRESHOLDS: X-Beacon Y-Side Z-Stat

LOG: D-Download T-Tail E-Erase

Output :201008150257 3261 2631 3575 3575 0286 0213 0285 0285 9051 0000

Position 1 2 3 4 5 6 7 8 9 10 11 12

Measuredandreferencevaluesarein

rawformat(0-4095)


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10.Sidealarmthresholdvalue,firstsavedreferenceaftercalibration

11.StatusBitsinHexFormat

12.AlarmBitsinHexFormat

Bit Description0 Summary1 SideMarker2 Beacon3 Flasher4 Photocell5 NightTimer(LightsStuckOn)6 DayTimer(LightsStuckOff)7 Reserved

8 -5VSupply9 +5VSupply10 MainPower11 Reserved12 RealTimeClock13 ProcessorClock14 Reserved15 Reserved

Bit Description0 Status(1=LightsOn)1Reserved

2Reserved3Reserved4 Night5 Reserved6 Reserved7 Reserved8 Reserved9 KeyDepressed10 LossofExternalWatchdog11 UnattendedMode12 CalibrationCompleted13 ThresholdTrackingActive14 ExternalLoggingActive(1=MenuOption1)15 ExternalStatusDisplayActive(1=MenuOption2)


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4.8.2 Command2,UserFriendlyStatusScreen. Pressthe2keyorsend0x32toboard.Outputwillimmediatelystart,updatesevery10seconds,formatisasfollows:

4.8.3 CommandC,StartsCalibration.

PresstheCkey,orsend0x43toboard(notcasesensitive).Terminalrespondswithvalue?SendingYstartscalibration,sameaspressingfrontpanelCALkey.

4.8.4 CommandS,StopsAutomaticLoggingandStatusDisplays. PresstheSkey,orsend0x53toboard(notcasesensitive).Stopstheautomaticdisplaystrings.

4.8.5 CommandG,SetsDate. PresstheGkey,terminalrespondswithvalue?Thensend6digitdateinASCII.Example:G070410,dateisnowJuly4,2010.Ifcommandissuccessful,theterminalwillrespondwithDone.

4.8.6 CommandH,SetsTime.PresstheGkey,terminalrespondswithvalue?Thensend6digitdateinASCII.Example:H1345,timeisnow1345.Ifcommandissuccessful,theterminalwillrespondwithDone.

SYSTEM STATUS 2.02 08-31-2010 21:37 -5 1 >

[ LIGHTS ON, NO ALARMS ]

Beacon : 0 Sunset 19:08 19:12 (Act Est)

Markers : 0 Sunrise 06:30 06:42

Photo : 0

DayTimer: 0 Uptime 123 Hrs

EveTimer: 0

Rail +5V: 0

Rail -5V: 0

RT-Clock: 0

DSP-Osc : 0

Flasher : 0

ADC THRESHOLD REF 1ST

Beacon 2653 1284 0.50 2568 2568

Side 1442 1078 0.75 1438 1438

Stat 0.05


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4.8.7 CommandI,SetsTimeZone. PresstheIkey,terminalrespondswithvalue?Thensend2digittimezoneoffsetinASCII.Example:I-05,timezoneisnoweastern,-05(donotforgetthesign).Ifcommandissuccessful,theterminalwillrespondwithDone.

4.8.8 CommandJ,SetsDaylightSavingsTime. PresstheJkey,terminalrespondswithvalue?Thensend2digittimezoneoffsetinASCII.Example:I-05,timezoneisnoweastern,-05(donotforgetthesign).Ifcommandissuccessful,theterminalwillrespondwithDone.

TimeZonesNEWFOUNDLAND -3ATLANTIC -4EASTERN -5CENTRAL -6MOUNTAIN -7PACIFIC -8ALASKAN -9HAWAIIAN -10

4.8.9 CommandX,SetsBeaconThreshold. PresstheXkey,terminalrespondswithvalue?Thensend2digitpercentvalue.Example:X50,BeaconThresholdisnow.50(50%),seeEditMenus.Ifcommandissuccessful,theterminalwillrespondwithDone.

4.8.10CommandY,SetsSideThreshold. PresstheYkey,terminalrespondswithvalue?Thensend2digitpercentvalue.Example:Y75,SideThresholdisnow.75(75%),seeEditMenus.Ifcommandissuccessful,theterminalwillrespondwithDone.

4.8.11CommandZ,SetsStatusThreshold. PresstheZkey,terminalrespondswithvalue?Thensend2digitpercentvalue.Example:Z06,StatusThresholdisnow.06(6%),seeEditMenus.Ifcommandissuccessful,theterminalwillrespondwithDone.

4.8.12CommandD,DownloadsLog. PresstheDkey,Ifcommandissuccessful,theterminalwillsendlogfile(formatissameasstatusstring),seesection4.8.1,page34.

4.8.13CommandT,DownloadsTailofLog. PresstheTkey,Ifcommandissuccessful,theterminalwillsendlast100entriesoflogfile(formatissameasstatusstring),seesection4.8.1,page34.

4.8.14CommandE,EraseLog.PresstheEkey,terminalrespondswithvalue?SendingYwillthencauselogtobeerased(takesseveralminutes).


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5 TLMA SPECIFICATIONSINPUTS 9-15VDC

DCPowerRequirement

200mA,2.5W

Maxcurrent,powerrequirements

Balancedsensorinput(s)

Currenttransformerconnection.

OUTPUTS Relayclosesonbeaconlampand/orflasherfailureoruserselectablehoursofnoactivation.Normalopenandclosecontactsavailable.Relayclosesonsidemarkerlampfailure,oruserselectablehoursofnoactivation.Normalopenandclosecontactsavailable.Relaycontactscloseiftowerlightsareoff(daystatus,userselectable).Normalopenandclosecontactsavailable.

ELECTRICAL CHARACTERISTICS operatingtemperaturerange: -20to+70C

sensormaximumcurrent: standardoptionisa20Asensor,higherratingsupto100AmaybeordereSensorisincludedwithpurchase.

inputsensitivity: upto4individualbeaconlamps(3pairs),or2levelsofbeacons

upto6individualsidemarkerlamps,or3levels

Lampwattageforallbeaconlampsandallsidemarkerlampsshouldbetsame,respectively.

CMRRrejection: >70dB

Inputfiltering: Fc=10Khz,12dB/Octave(LowPassFilter)

ESDprotection: MOV'susedonsensorinputs,MOV'susedonpowersupplyrailsandACinput.Allconnectionsarephysicallyandelectricallyisolated.

Flashertypes WorkswithstandardOn/Offflasherscontrollingallbeaconlampssimultaneously,percircuit.

Calibration: SelfcalibrateswhenuserpressesCALbutton.Towerlightsmustbeoperating,usuallytakesseveralminutestocomplete.ValuesarestorediinternalEEPROM.

ALARM RELAY TIMES Beaconand/orflasherlampfailure 10secondsmaximum(4flashes)

Sidelampfailure 10secondsmaximum

dayornightstatus,relayclosure 5secondsmaximum


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6 WARRANTYLimited Warranty Statement

Wulffert Technology LLC warrants each new Wulffert Technology LLC product to be free from defects in material

and workmanship. This warranty is applicable only for the normal service life expectancy of the product or

components, not to exceed 12 consecutive months from the date of delivery of the new Wulffert Technology LLCproduct to the original purchaser.

Genuine Wulffert Technology LLC replacement parts and components will be warranted for 360 days from date of

purchase, or the remainder of the original equipment warranty period, whichever is longer.

Under no circumstances will it cover any merchandise or components thereof, which, in the opinion of the

company, has been subjected to misuse, unauthorized modifications, alteration, an accident or if repairs have been

made with parts other than those obtainable through Wulffert Technology LLC

Our obligation under this warranty shall be limited to repairing or replacing, free of charge to the original purchaser,

any part that, in our judgment, shall show evidence of such defect, provided further that such part shall be returnedwithin thirty (30) days from date of failure to Wulffert Technology LLC, routed through the dealer and distributor

from whom the purchase was made, transportation charges prepaid.

This warranty shall not be interpreted to render Wulffert Technology LLC liable for injury or damages of any kind

or nature to person or property. This warranty does not extend to any expense or loss incurred for labor, substitute

machinery, rental or for any other reason.

Except as set forth above, Wulffert Technology LLC shall have no obligation or liability of any kind on account ofany of its equipment and shall not be liable for special or consequential damages. Wulffert Technology LLC makes

no other warranty, expressed or implied, and, specifically, Wulffert Technology LLC disclaims any implied

warranty or merchantability or fitness for a particular purpose. Some states or provinces do not permit limitations orexclusions of implied warranties or incidental or consequential damages, so the limitations or exclusion in this

warranty may not apply.

This warranty is subject to any existing conditions of supply which may directly affect our ability to obtain

materials or manufacture replacement parts.

Wulffert Technology LLC reserves the right to make improvements in design or changes in specifications at any

time, without incurring any obligation to owners of units previously sold.

No one is authorized to alter, modify or enlarge this warranty nor the exclusion, limitations and reservations.

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