ABB STT04 Instruction Manual page 248

AS800 PRESSURE TRANSMITTER
Input A/D
Key
OUTPUT WILL BE
AFFECTED! PROCEED?
C A LI-
B R ATE
→ YES
→ INPUT A/D CAL
E N TE R
TEMP. CAL
LOW CALIB PRESSURE
E N TE R
HIGH CALIB PRESSURE
APPLY PRESSURE OF
E N TE R
APPLY PRESSURE OF
E N TE R
CALIBRATION
P - 6
This procedure applies to AS800 pressure transmitters configured for
either ANALOG or DIGITAL. Any differences between the two are
noted in the Comments
Display
NO
D-TO-A ADJUST
ZERO TRIM
nn.nn UNITS
nn.nn UNITS
nn.nn UNITS
THEN HIT ENTER
nn.nn UNITS
THEN HIT ENTER
column.
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 INPUT A/D CAL., or select calibration option
with down-arrow key. Press
Enter the low calibration pressure value and press
. Enter the high calibration pressure value,
ENTER
then press .
ENTER
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.
when done.
ENTER