Martel Electronics DMC1400 User Manual
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4.
Connect the calibrator to the transmitter as shown in Figure 21.
5.
Test transmitter at 0- 25- 50- 75- 100 % using the 25 % step
function (25% key).
Adjust the transmitter a necessary.
To calibrate a different transmitter, follow the above steps with the
exception of choosing TC on the lower display. Replace TC with the
correct parameter for the transmitter.
Figure 21. Calibrating a Transmitter
6.4 Calibrating a Pressure Transmitter
To calibrate a pressure transmitter, use these steps:
1.
Select upper display from the Main Menu, and choose current
[mA LOOP] from the primary parameters. Return to Main Menu.
2.
Select lower display, and choose [PRESSURE] from the primary
parameters.
3.
Connect the calibrator to the transmitter and the pressure
module as in Figure 22.
4.
Zero the pressure module.
5.
Test the transmitter at 0 % and 100 % of the span, and adjust as
necessary.
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