GE K400 user manual Resistance Measurement

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Resistance Measurement

The DBC-TC series can directly measure the resistance value of an RTD under test.

REF T.

INTERNAL

SEL RTD

MEASURE

Ohm

From the Menu Selection Screen, select Ohm in the MEASURE section using the keys and press ent. After selection of the temperature generation mode,

the next display sets the connected RTD as a 3 or 4 wire device.

RTD

3 WIRES

4 WIRES

Using the select the required connection and press ent. The final working screen shows the generated temperature in the lower part of the display and the measured Ohmic value in the top part.

Ohm
RDG:	138.50	Ω
150.00		DIRECT
BLK	100.00
	100.00	°C

42	K400 Issue No. 1

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Contents Druck DBC 150/650 Series General Electric Company. All rights reserved Safety Power isolationMaintenance Technical AdviceSymbols Traceability and Calibration ReportSafety Instructions AbbreviationsTable of Contents CAL Electrical Input Specification DBC-TC models Standard Accessories DBC-TC series Optional Accessories DBC-TC seriesStandard Accessories DBC-TS series Optional Accessories DBC-TS seriesTC Temperature Calibrator TS Temperature SourceIntroduction Automatic Calibration Parts IdentificationDBC-TS Power Supply InstallationTemperature Probes Important Note Use of screw connections for T/C wires Electrical Connections Connection of a Thermocouple sensorConnection of a 3-wire RTD Connection of a 4-wire RTDOperating procedure GeneralCalibration with external reference probe External probe connections OPERATI0N +/- key KeyNumeric keys Arrow keysSystem Set-up Screen Menu selection screenWorking screen Help/Info screen Self-test screenFunction Modes Reading of the generated temperature Dual display generated temperature and an input test optionInternal reference probe Temperature Reference SelectionExternal reference probe SEL RTD System Set-up Language setting Temperature unit settingDigital interface settings Key-padaudio signalPrinter settings CalibrationProtection code Testing Modes Direct mode 150.00 CStep mode Fixed step selection19.00 C Ramp mode 50.00 CPreset values mode Switch Test Measuring an InputThermocouple Testing 148.00 CSetting Cold Junction Compensation InternalCAL Mode DirectAbsolute SpanReading RTD Measurements Pt-100 Using the keys, select the required method and press ent Reading Current Measurements CAL Voltage Measurements high level CAL Volt Voltage Measurements low level Resistance Measurement DBC Series Serial Commands Protocol Serial CommunicationTS/ TC Read AaOM 1? Preset mode French German Italian Portuguese Spanish Write Par = floating point Important Note CalibrationCalibration of the standard Reference Probe Input REF RTD Calibration of the millivolt input ranges DBC-TC only Calibration of the Volt input range DBC-TC only Calibration of the mA input range DBC-TC onlyCalibration of the resistance Ohm input ranges DBC-TC only Fault Finding Maintenance Cleaning InstructionsStandard Specification Technical SpecificationCommon specification Electrical Input Specifications DBC-TC models Input Range Resolution Accuracy Days Year

K400 specifications

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