
24|CLABUser’sGuide
2.BT02Voltagesensor
The CMA BT02Voltage sensor is ageneric
probethatcanbeusedtomeasurevoltage
between‐10..10Volts.Ithastwobanana
(4‐mm)plugsforeasyconnection.
Note that this sensor has a direct
connection to the inputs of CLAB. The
sensor does not have differential
inputs,
and will not behave like a traditional
voltmeter.
To measure a potential difference between two points in a circuit, connect the
redandblackplugstothetwopoints.Apositivereadingmeanstheredplugisat
ahigherpotentialthantheblackplug.
Thesensorhasabuilt
‐inresistorforautomaticsensoridentification.
1.Practicalinformation
The black lead is connected to the common ground of the interface. Therefore,
whentwoormorevoltagesensorsareusedatsametime,theblackleadshaveto
beconnectedtothesamepointinthecircuit.
2.Suggestedexperiments
TheVoltagesensorcanbeusedinvarietyexperimentssuchas:
Dischargingofacapacitor
Investigatingbatterylife
Electromagneticinduction,andmanymore.
3.Technicaldata
Voltagerange ‐10..10V
DirectconnectiontoCLABviaPin1(‐10..10V)and
Pin2(ground)ofsensorinputs.
Calibration NoneV
in
(V)=V
out
(V)
Resolutionusing12bit
5VA/Dconverter
4.9mV
Chemicaltolerance None(aironly)
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