User Manual

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10
Pulse 0to999999 1 N/A
LimitSwitch Iftheswitchhasdetectivevoltage,itsrangeis+3Vto+24V
Note 1: Whenambienttemperatureis(‐10to15℃and25 to 50℃),temperaturecoefficientsare:
(1) Voltage,currentmeasurement:±(0.001%RD＋0.0015%FS)/℃.
(2) 2‐wire,3‐wire,4‐wireresistancemeasurement:±(0.002%RD＋0.001%FS)/℃.
Note 2: Inputfeatures:
(1) Voltagemeasurement:inputimpedance>1MΩ,overvoltageofportsis±300VDC.
(2) Currentmeasurement:inputimpedance<10Ω,overvoltageofportsis±1ADC.
(3) Frequency、pulse measurement: Input impedance>500MΩ, square wave, low‐level voltage <0.3V, high‐level
voltage>2V,dutycycleisfrom20%to80%,overvoltageofportsis±30VDC.
(4) Resistance、RTD measurement: Measuring current is about 0.7mA at 400Ω range,
and about 0.3mA at 4000Ω
range,overvoltageofportsis±30VDC.
(5) Thermocouple、RTDmeasurementtemperature:Tobedecidedbytheaccura cyofmVmeasurement,resistance
measurement,accordingtothe90Internationaltemperaturescale.
(6) Rangeofcoldjunctionautomaticallycompensation:‐10to50℃,accuracy:±0.1℃,calibrationisavailable.
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