Hach-Lange SC 200 Modbus Module User Manual - Manual (Page 10)

Error message
Displayed Error Definition Resolution
FLASH FAILURE The external serial flash
memory Read/Write fails Contact technical service
Event Log
Refer to Table 3 for diagnostic device information.
Table 3 Event log
Event Description
0: Power Up Event Logs the power up time
1: Device Comm Loss Reports the loss of communications
with a device. (Data: Device Index)
2: Device Comm Restore Reports the restored communications
with a device (Data: Device Index)
3: Software Restart Event Reports a software restart.
Classified errors and classified status
Table 4 , Table 5 , Table 6 , Table 7 and Table 8 show the classified error
register and the classified status 1-4 register flags for main
measurements. All the sensors and analyzers supply this signal quality
information at the same register address.
Table 4 Classified errors – register 49930
Bit Error Note
0 Measurement Calibration
Error An error has occurred during the last
calibration.
1 Electronic Adjustment Error An error has occurred during the last
electronic calibration.
2 Cleaning Error The last cleaning cycle failed.
Table 4 Classified errors – register 49930 (continued)
Bit Error Note
3 Measuring Module Error A failure has been detected in the
Measuring Module.
4 System Re-initialization
Error Some settings have been detected
inconsistent and set to factory defaults.
5 Hardware Error Any hardware error in general has been
detected.
6 Internal Communication
Error A communication failure within the device
has been detected.
7 Humidity Error Excessive humidity has been detected in
this device.
8 Temperature Error Temperature within the device exceeds
specified limit.
9 Reserved for future use Fixed at 0
10 Sample Warning Some action is required with the sample
system.
11 Questionable Calibration
Warning The last calibration was of questionable
accuracy.
12 Questionable Measurement
Warning One or more of the measurements of the
device are of questionable accuracy
(Quality bad or out of range).
13 Safety Warning A condition has been detected which may
result in a safety hazard.
14 Reagent Warning Some action is required with the reagent
system.
15 Maintenance Required
Warning Maintenance is required on this device.
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