Out Of Specification Messages - ABB Endura AZ series User Manual

Endura AZ series integral and remote transmitter
Combustion oxygen monitor

8.2.2 Out of Specification Messages

Message range: S068.040 to S048.005
Status Diagnostic Message
Icon Displayed
––S068.040––
INTERNAL TEMP.
OUT OF RANGE
Check internal
temperature
––S064.032––
CAL. FACTOR
FAILED
Cell is faulty.
Replace cell.
––S062.033––
CAL. OFFSET
FAILED
Cell is faulty.
Replace cell.
––S060.028––
CALIBRATION
STABILITY FAILED
Check test gas
connections.
Re-calibrate
––S058.019––
MISSED SCHEDULED
AUTOCAL
Check reason for
missed cal.
Re-calibrate
––S056.016––
MAINS FREQUENCY
ERROR
Check mains
power source.
Table 8.3 Diagnostics – Out of Specification Messages
82
Possible Cause(s)
Ambient temperature too high /
low or fault in electronics.
Cell is faulty.
Cell is faulty.
Cell input measurement is too
noisy.
Device not in operating mode
when calibration was scheduled.
Power frequency not within 45 Hz
to 65 Hz range.
8 Troubleshooting
Corrective Measure(s)
Modify ambient temperature.
Replace cartridge.
If problem persists contact local
ABB service.
Replace cell.
Replace cell.
Check gas connections.
Repeat calibration.
If problem persists contact local
ABB service.
Check reason why automatic
calibration was not performed.
Perform calibration.
Check power source.
IM/AZ20E–EN Rev. F