Issue 1 01/2018 P.G. Page 1 of 4

www.lascarelectronics.com/panelpilot electronics

SGD 21-BPanelPilot CompatibleE-paper Dot Matrix Display

Minimum Typical Maximum Unit

Accuracy 0.05 0.1 %

Linearity ±1 Count

Sample rate 2 Samples / second

Operating temperature range

0 (+32) +40 (+104) °C (°F)

Measurement range 0 1.25 V d.c.

Input leakage current ±0.1 ±40 nA

Supply voltage 4 9 V d.c.

Supply current 5 mA

• 2.1" e-paper dot matrix display.• UsePanelPilotBsoftwaretosetupandcustomisethedisplay. •6voltmeterconfigurationsincludedforfree.• Reflectivee-papertechnologyissunlightreadableandultralowpower.• Twoalarmsavailableforconfigurationduringsoftwareset-up.• ConfigurabledigitalI/Opin.• IP54ratingonfrontpanel.• Wideoperatingvoltageof4–9Vd.c.

Lascar'sSGD21-Bisalowcost,ultralowpower,sunlightreadable,singlechannelvoltmeterwithasleekmonochrome e-paper dot matrix display.

ThedisplayworkswithfreePanelPilotBconfigurationsoftware(availableforWindows7,8and10)providingsixanalogueanddigitalvoltmeterAppswhichcanthenbecustomisedtosuitindividualapplications.Elementsofeachconfigurationthatcanbechangedinsoftwareincludecustomlabels,scalingandalarms.Asplashscreencanbeaddedtodisplayonpower-up.

OncetheAppiscomplete,uploadittotheSGD21-BdisplayusingtheCABLEUSBA-SIL5.Panelorenclosureinstallationofthedisplayissimple,usingapanelfixingcliptomountthedisplay.

Included in the BoxStandard Display(Panelmeter,fixingkit, quickstartguide)

SGD 21-B

AccessoriesUSBCable CABLE USB A-SIL5

*Six configurations are available to customise and upload. Colours of each display can also be inverted if required.

Specifications

Issue 1 01/2018 P.G. Page 2 of 4

www.lascarelectronics.com/panelpilot electronics

SGD 21-BPanelPilot CompatibleE-paper Dot Matrix Display

USB (PL1)VBUS: USB supplyD-:NegativeUSBdatabusconnectionD+:PositiveUSBdatabusconnection0V: Ground0V: Ground

Basic (PL2)AIN: Analogue Input Voltage0V: GroundV+:PowerSupplyConnection0V: Ground

Advanced (PL3)V+:PowerSupplyConnection0V: GroundAIN: Analogue Input VoltageDI/O:DigitalInputorOutput(Seedigitalconfigurations)ALARM:OpenCollectorAlarmOutput3V3OUT:3.3Vsupplygeneratedonboard

Scaling ResistorsTworesistorsmaybeusedtoalterthefullscalereadingofthemeter.Seetabletotheright.

Display Theblackandwhitedisplayisa2.19”E-paperdisplaywitharesolutionof250x122.Anysplashscreengraphicsthatareuploadedtothemeterareautomaticallyconvertedtothisspecificationbutforoptimalresultsshouldbedesignedinthisformat.

PanelPilot B Software Lascar’sPanelPilotBsoftwareisavailablefordownloadfreeofchargefromwww.lascarelectronics.com/software.Easytoinstallanduse,theconfigurationsoftwarerunsunderWindows7,8and10.ThesoftwareisusedtosetuptheappearanceandoperationoftheAppandthenuploadthesesettingstothedisplay.

Thesoftwareallowsthefollowingparameterstobeconfigured:

• Meter type•Textlabels(includingunitlabels)•Inputscaling/calibration(attwopoints)• Decimal points (entered during scaling)•Splashscreenimageselection(todisplayauserimage,suchasalogo,whenthemeterispoweredup)• Digital pin

Pin-out

LK1

RB RA

PL3

PL2

PL1

V+

0V AIN

DI/O

ALA

RM

V+

0VAIN 0V

VBUS

0V

D- D+ SGD 21-B0V

3V3

OU

TMaximum Input

Ra

Rb

6.25v Note 1 1M 250K12.6v Note 1 1M 110K21.4v Note1 1M 62K30.0v Note 1 1M 43K20mA 0R (LK1) 62R200mA 0R (LK1) 6.2R4-20mA Note 2 0R (LK1) 62R

Note1:EnsureLK1iscutiffittingRa. Note2: Insoftware,Setpoint1=1.24v(20mA) andSetpoint2=0.248v(4mA).

Issue 1 01/2018 P.G. Page 3 of 4

www.lascarelectronics.com/panelpilot electronics

SGD 21-BPanelPilot CompatibleE-paper Dot Matrix Display

DimensionsAll dimensions in mm (inches)

PanelCut-out:70mmx34mm(2.75"x1.33")ViewingArea:48.3mmx23.7mm(1.9"x.93")

70.0 (2.75) +

0.50 (+0.1)

34.

0 (1

.33)

+

0.

50 (0

.1)

48.3 (1.90)

23.

7 (0

.93)

1 (0.03)

16 (0.62) 73.8 (2.90)

37.

5 (1

.47)

PANEL CUT-OUT

70.0 (2.75) +

0.50 (+0.1)

34.

0 (1

.33)

+

0.

50 (0

.1)

48.3 (1.90)

23.

7 (0

.93)

1 (0.03)

16 (0.62) 73.8 (2.90)

37.

5 (1

.47)

PANEL CUT-OUT

Panel MountingTheSGD21-Bcanbefittedintopanelsofupto3mmdeep.Asiliconesealisincludedtoimprovefittingonthinpanels,howeverthemaximumpanelthicknessisreducedto2mmwhenfitted.Panelcut-outis70x34mm.Note:ThedisplayisNOTprotectedagainstmoisturefromtherearofthepanel.

Create your application in 4 easy steps

1. Application SelectionChoosefrom6popularconfigurationsincludinganalogueandbargraphstyles.Selectcolourstyle,eitherblackonwhiteorinverted.

3. Scaling & AlarmsSelectcustomscalingoptions,alarmsettingsanddigitalpinconfiguration.

2. Appearance & Splash ScreenAddcustomtextlabels.Chooseanimageofyourchoice,suchasalogo,thatcanbeset-uptoappearonpower-up.

Meter Select

Next

Invert Display

Digital

Text Label

-8888.88UNITS

Digital

Bar Graphic Bar

Text Label

-8888.88 UNITS

Text Label

-8888.88 UNITS

Max Min

-8888.88

-8888.88UNITS

-8888.88MIN MAX

Text Label

Tare

Text Label

-8888.88UNITS

Text Label

-8888.88UNITS

4. Set-up is complete ConnectyourdisplaytothePCanduploadyourconfiguration.

Panel Cutout

Issue 1 01/2018 P.G. Page 4 of 4

www.lascarelectronics.com/panelpilot electronics

SGD 21-BPanelPilot CompatibleE-paper Dot Matrix Display

Various Operating Modes

V+

4 - 9V

0V

GND

ALARM

4 - 9V

V+

AIN0-1.25V

0V

GND

Ra = Not Fi�edRb = Not Fi�edLK1 = Closed (uncut)

No Scaling Scaling

Digital In Alarm

4 - 9V

V+

AIN0-30V

0V

GND

Ra = 1MRb = 43KLK1 = Cut (open circuit)

4 - 9V

V+

DI/0

0V

GND