NAG/IM/Metcal 1200/01/22
26
mA measurement:
Connection of passive 2-wire mA transmitter:
Press Select key and select mA parameter using the
numeric keys (1-9).
Place the 2 wire transmitter into a correct sized
insert in the heating thermowell and set the desired
calibration temperature.
Connect 2 wire transmitters to be calibrated to the
passive terminals placed on the front panel of the
calibrator.
The display will show the transmitter’s output signal
in mA.
Compare the SET temperature and the output signal
of the transmitter.
Connection of active 2 wire mA transmitter with external
power supply:
Press Select key and select mA parameter using the
numeric keys (1-9).
Place the 2 wire transmitter into a correct sized
insert in the heating thermowell and set the desired
calibration temperature.
Connect the 2wire transmitter and the external
power supply to the passive terminals placed on the
front panel of the calibrator.
The display will show the transmitter’s output signal
in mA.