GE HygroTrace User Manual page 21

September 2007
Recorder Trim
Note: Resetting the Trim erases any previous values before
calibrating the output.
If you select YES, the following screen appears to adjust and
calibrate the 4-20mA signal.
Note: The HygroTrace will attempt to output exactly 4.00 mA.
The operator should read the output, in mA, at the DAS or
other indicator, and enter that value as follows.
16
To adjust/calibrate the 4-20 mA
output, select Rcd Trim... and press
Enter. The following screen
appears:
To return an adjusted 4-20mA
calibration to the factory defaults,
press Enter. The following screen
appears.
Select YES or NO and press Enter, or
press Cancel. If you select NO or
press Cancel, the unit returns to the
previous screen and no change is
made to the 4-20mA calibration.
With Trim Zero highlighted, to
adjust the 4 mA output from the
factory default, press Enter and a
screen similar to the following
appears.
Use the arrow keys to change the
output value. Press Enter to save (or
Cancel to keep the previous value),
and return to the Recorder Trim
menu.
HygroTrace Moisture Transmitter