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