ABB STT04 User Manual

TZID/AZH POSITIONER
ERROR MESSAGES (TZID/AZH)
M - 16
ERROR MESSAGES (TZID/AZH)
Table M-1 lists the TZID/AZH positioner error messages in alphabeti-
cal order.
Table M-1. Error Messages for TZID/AZH Positioner
Message Description Corrective Action
ACCESS DENIED, AUTO-
STROKE IN PROGRESS
Attempted to change device parame-
ters when autostroke was in process.
Wait for autostroke to complete and
then try the operation again.
ALARM LIM SW1 REACH Valve position below low alarm limit. This is a warning message indicating
a critical valve position.
ALARM LIM SW2 REACH Alarm limit of SW2 has been reached.
AUTOSTROKE IS
ALREADY STARTED
Attempted to start the autostroke cali-
bration while it was already in
progress.
Allow calibration process to finish.
AUTOSTROKE
ERROR nn
At the end of autostroke, lists the
autostroke error number if any
occurred.
Find error number meanings in TZID/
AZH instruction manual.
CONTROL NOT ACTIVE Valve position does not follow set point.
NOTE: An exclamation point (!) follow-
ing the message indicates that the
alarm output is active.
Activate automatic control in operat-
ing mode 1.0 or 1.1 to terminate the
inactive state.
DEVICE ERROR Internal data error. Reset positioner. If problem persists,
load standard configuration.
DEADBAND TOO SMALL Deadband percentage value too small. Increase deadband percentage value.
DEADBAND TOO LARGE Deadband percentage too large. Decrease deadband percentage
value.
DIST METR LIMT EXCD Limit of distance meter exceeded. Start valve and positioner diagnosis
steps according to maintenance
practices.
LEAK TOWARD ACTUATR Leakage towards actuator detected. Check tubing of actuator for leaks.
POS OUT OF LEVR RNG Position out of lever range. Check if the positioner is mounted
properly.
POSITIONING TIMEOUT Valve position does not follow set point.
Alarm output active.
Check air supply pressure and tubing;
check actuator, valve and positioner.
Increase time limit using STT when
hardware is ok.
ROM DEFECTIVE Positioner ROM is defective. Call ABB technical support.
SET-PT OUT OF RANGE Set point is out of range. Adjust the set point range using the
STT.
SHUT-OFF VALUE TOO
LARGE
Shut-off value is too large. Reduce shut-off value.
SHUT-OFF VALUE TOO
SMALL
Shut-off value is too small. Increase shut-off value.
SP NOT RCHD IN TIME Set point not reached within the dead-
band time limit.
Check air supply pressure and tubing;
check actuator, valve and positioner.
Increase time limit using STT when
hardware is ok.
Valve position does not follow set point.

ABB STT04 Specifications

General

Brand	ABB
Model	STT04
Category	Transmitter
Language	English