Zero Trim Calibration - ABB STT04 Instruction Manual

Smart transmitter terminal
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Key
4 mA CALIBRATION
ENTER METER VALUE
E N TE R
THEN HIT ENTER
20 mA CALIBRATION
ENTER METER VALUE
E N TE R
THEN HIT ENTER
ID TAGNAME
E N TE R

Zero Trim Calibration

Key
OUTPUT WILL BE
AFFECTED! PROCEED?
C A LI-
B R ATE
→ YES
E N TE R
→ ZERO TRIM
TEMP. CAL
Display
READY
The zero trim calibration procedure allows you to zero the transmitter
without going through the complete bench calibration procedure.
Display
NO
INPUT A/D CAL
D-TO-A ADJUST
AS800 PRESSURE TRANSMITTER
Comments
Use the number keys to enter the current meter
reading.
Use the number keys to enter the current meter
reading.
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 ZERO TRIM.
If digitally configured, the D-TO-A ADJUST selection
will not appear.
CALIBRATION
P - 9

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