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Loop Current Measurement with Loop Power
• The loop power function activates a 24V power supply in series with the current
measuring circuit inside the calibrator, allowing you to test the transmitter out of the
eld power supply of the 2-wire transmitter.
• The steps are as follows:
• Press MEASURE/SOURCE button to select the measure function and the LCD will
display ‘MEASURE’.
• Long press V button and the LCD will display ‘MEASURE LOOP’, the unit is V.
• Connect the red test lead to the 24V terminal, black to mA terminal.
• Disconnect the circuit path to be tested.
• Connect the red probe to positive terminal and black to the negative terminal of the
2-wire transmitter.
• Read the data on the screen.
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