Berthold DUO XPERT LB 470RID, Operating Manual

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9 Troubleshooting LB 470RID Level
180
56925-1BA2 Rev.02, 05/2021
9.2.2 Application
Code Message NAMUR107 Help Text
M301 Default parameter set M
Device not calibrated. Measurement
with default parameters. Calibrate de-
vice
M302 Decay compensation S
Decay compensation failed. Contact
Berthold service, if this event occurs re-
peatedly.
M303 Det Temp LL failure F
Detector temperature at / below lower
limit. Limit value can be configured. Fac-
tory setting: -20°C.
M304 Det Temp UL failure F
Detector temperature at / above upper
limit. Limit value can be configured. Fac-
tory setting: 60°C
M305 Det Temp LL OOS S
Detector temperature at / below lower
limit. Limit value can be configured. Fac-
tory setting: -20°C.
M306 Det Temp UL OOS S
Detector temperature at / above upper
limit. Limit value can be configured. Fac-
tory setting: 60°C.
M307 Stray radiation S
Interference radiation detected. Meas-
urement stopped.
M308 Source replacement M
Source replacement date reached. Re-
place source.
M309 Application stopped C Measurement stopped
M310 PV calc not possible S
Process value could not be calculated.
Check measuring range and calibration.
M311 Backup process C Backup in process.
M312 Restore process C Restore in process.
M320 PV LL failure F Process value at / below lower limit.
M321 PV UL failure F Process value at / above upper limit.
M322 PV LL OOS S Process value at / below lower limit.
M323 PV UL OOS S Process value at / above upper limit.
M324 Level under 0% S
Level below 0%. Check measuring range
and calibration.
M325 Level over 100% S
Level above 100%. Check measuring
range and calibration.
M326 GPC out of spec S
Compensation factor of Gas Properties
Compensation has reached its limit.
Check process.
M327 No GPC detector S
No detector for Gas Properties Compen-
sation found. Connect / configure
detector.