9
June 2012
Gas Controller
AUTOMATIKPRODUKTER
4.1.3
System Errors
The following system error messages are recorded:
MP XX.1 Error
Communication error to MPXX.1.
Cause:
Bus line interrupted or short circuit, MPXX.1 registered at the controller,
but not addressed, Transmitter defective.
Solution:
Check line to transmitter, check transmitter address, replace transmitter.
MPXX.1 > 22 mA
MPXX.1 < 3 mA
Sensor signal at transmitter out of the measuring range.
Cause:
Transmitter not calibrated, defective.
Solution:
Calibrate transmitter, replace transmitter.
MPXX.2 > 22 mA
Current signal at analog input MPXX.2 > 22 mA.
Cause:
Short-circuit at analog input, analog transmitter not calibrated, or defective.
Solution:
Check cable to analog transmitter, make calibration, replace the analog
transmitter.
MPXX.2 < 3 mA
Current signal to analog input MPXX.2 < 3 mA.
Cause:
Wire break at analog input, analog transmitter not calibrated, or defective.
Solution:
Check cable to analog transmitter, make calibration, replace the analog
transmitter.
PE00 Error:
Internal communication error I/O Board to LCD Board.
Cause:
Internal error. RS 485 field bus at X10 pin 11- 12 not correct
Solution:
Check RS 485 field bus at X10 pin 11 and 12.
Disconnect RS 485 bus at X10 pin 11 and 12, check function again.
Replace the Gas Controller.
PE 0X Error
Communication error to extension module PE 0X.
(Only active, if PE 0X is registered).
Cause:
PE module address not correct. (See Commissioning.)
Bus line to PE 0X module interrupted.
No power supply at the PE 0X module.
PE module defective.
Solution:
Check and correct the PE module address.
Check the bus cable and the power supply.
Replace the PE 0X module.
Maintenance:
System maintenance is necessary.
Cause:
Maintenance date exceeded.
Solution:
Perform the maintenance.
MPXX locked:
This MP input is locked (MP is physically present, but cancelled by the
operator)
Cause:
Operator intervention.
Solution:
Eliminate the cause of a possible fault and then unlock the MP.
