GAA610-M
ADVANCED EMISSION GAS MONITORING SYSTEM | OI/GAA610-M-EN REV. B
63
No.
Text
S A W F Reaction/Remark
Flow monitor (pneumatic module)
342
The flow rate undershoots limit value 1
x
Check sample preparation.
Alarm value 1 = 25 % of MRS.
343
Flow rate undershoots limit value 2.
x x
Check sample preparation.
Alarm value 2 = 10 % of MRS.
Automatic calibration is interrupted and disabled
Measured value
344
Measured value overshoots measuring range
value.
Measured value > +130 % of MRS, not logged
345
Measured value undershoots the measurement
value range.
Measured value < −100
% of MRS, not logged
Uras
378
The chopper wheel is blocked.
x x
Notify Service.
379
Chopper wheel speed not OK.
x x
Notify Service.
380
IR source element or electronics defective.
x x
Notify Service.
381
High voltage in the preamplifier defective.
x x
Notify Service.
382
Meas. value is influenced by shock.
x x
Flow controller
398
No new measured values from the analog/digital
converter.
x x
Notify Service.
399
The measured value overshoots the range of the
analog/digital converter.
x x
Check the sample gas concentration. Check connectors in the gas analyzer. Notify
Service.
400
A calculation error occurred during calculation of
the measurement value.
x x
Notify Service.
401
The flow rate exceeds upper or lower limit value 1.
x
Check sample gas path. Notify Service.
402
The flow rate exceeds upper or lower limit 2.
x x
Check sample gas path. Notify Service.
403
The flow regulator controlled variable is out of
the valid range.
x x
Notify Service.
Calibration
500
System bus communication faulty.
501
Requested function is not available on the system
module.
Check the analyzer module software version and perform an update if needed.
502
A system error occurred in the system module
concerned.
The calibration is interrupted.
Notify Service.
503
Amplification error during calibration. Calibration
impossible.
x
The calibration is interrupted.
Span gas concentration too low – check.
507
A combination of the following errors occurred:
Half Drift Limit, Drift Limit, Amplification or Delta
Drift.
