PTH PRESSURE TRANSMITTER
CALIBRATION
D - 6
Bench Calibration
This procedure applies to PTH pressure transmitters configured for
either ANALOG or DIGITAL. Any differences between the two are
noted in the Comments column.
Key Display Comments
This operation will cause a change in output not cor-
responding to the input. Be sure the control loop is in
manual.
Select YES.
Select BENCH CALIB.
If the transmitter is configured for digital operation,
the D-TO-A ADJUST selection would not appear.
Enter the low calibration pressure value and press
. Enter the high calibration pressure value.
Apply the low calibration pressure to the input of
transmitter as specified earlier.
Apply the high calibration pressure to the input of
transmitter as specified earlier.
CALI-
BRATE
OUTPUT WILL BE
AFFECTED! PROCEED?
NO
→ YES
ENTER
CALIBRATION
D-TO-A ADJUST
→ BENCH CALIB.
REZERO
ENTER
LOW CALIB PRESSURE
nn.nn UNITS
HIGH CALIB PRESSURE
nn.nn UNITS
ENTER
ENTER
APPLY PRESSURE OF
nn.nn UNITS
THEN HIT ENTER
ENTER
APPLY PRESSURE OF
nn.nn UNITS
THEN HIT ENTER
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