West Control Solutions TB 40-1 Temperature Limiter - Manual (Page 10)

3.5 Maintenance manager / Error list
With one or several errors, the extended operating level al-
ways starts with the error list. Signalling an actual entry in
the error list (alarm, error) is done by the Err LED in the
display. To reach the error list press Ù twice.
Err LED status Signification Proceed as follows
blinks Alarm due to existing error - Determine the error type in the error list
via the error number
- Remove the error
lit Error removed,
Alarm not acknowledged - Acknowledge the alarm in the error list
pressing key È or Ì
- The alarm entry was deleted.
off No error,
all alarm entries deleted
Error list:
Name Description Cause Possible remedial action
E.1 Internal error,
cannot be removed - E.g. defective EEPROM - Contact PMA service
- Return unit to our factory
E.2 Internal error, can be
reset
- e.g. EMC trouble - Keep measurement and power
supply cables in separate runs
- Ensure that interference
suppression of contactors is
provided
FbF.1 Sensor break INP1 - Sensor defective
- Faulty cabling - Replace INP1 sensor
- Check INP1 connection
Sht.1 Short circuit INP1 - Sensor defective
- Faulty cabling - Replace INP1 sensor
- Check INP1 connection
POL.1 INP1polarity error - Faulty cabling - Reverse INP1 polarity
Lim.1 Stored LC alarm - adjusted limit value LC
exceeded
- check process
Lim.2 Stored alarm 2 - adjusted limit value
alarm 2 exceeded
- check process
Lim.3 Stored alarm 3 - adjusted limit value
alarm 3 exceeded
- check process
Inf.1 time limit value
message
- adjusted number of
operating hours reached
- application-specific
Operation
Maintenance manager / Error list 10 TB40-1
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126
°C
°F
Err