6-2
IM WT310E-02EN
6.2  Error Code Descriptions  
and Corrective Actions
Information That Is Displayed When the Power Is Turned On (Display: Code.##)
Code Description Corrective Action Refer To
3 You turned on the power while holding SET, so all the 
settings have been initialized.
3.3
80 The system structure has changed, so all the settings 
have been initialized.
―
87 The firmware of this instrument has changed, so all 
the settings have been initialized.
―
Setting and Execution Errors (Display: Err.###)
Code Description Corrective Action Refer To
759 Network initialization failed. Check the network settings. Chapter 
4
1
812 The setting or command is not available during data 
storage.
―
813 The setting is not available when an integration 
operation is being carried out or aborted.
Reset the integration operation. 5.3
2
823 Cannot be changed during CAL. Wait until CAL finishes. 8.3
2
832 You tried to load an empty setup parameter file. Select a file that has had setup parameters saved 
to it.
7.2
2
840 The setting or command is not available when auto 
range is on.
841 You tried to start integration after the integration time 
reached the specified timer time.
Reset the integration operation. 5.3
2
842 You tried to start integration during an integration 
operation.
5.3
2
843 The integrated value overflowed during integration or 
ended abnormally because of power failure or some 
other reason.
Reset the integration operation. 5.3
2
844 You tried to stop integration when no integration 
operation was taking place.
5.3
2
845 You tried to reset integration when the mode was not 
integration mode or during integration.
5.3
2
846 You tried to start integration despite a peak 
overrange.
―
847 When you tried to start integration in   continuous 
integration mode, the integration timer time was set 
to zero.
Set the integration timer correctly. 5.2
2
865 The setting is not available when an integration 
operation is being carried out.
Abort or reset the integration operation. 5.3
2
886 Cannot be executed when the data update interval is 
Auto.
Set the data update interval to other than Auto. 2.10
2
System Errors (Display: Err.###)
Code Description Corrective Action Refer To
901 The setup data could not be backed up, and the 
settings have been initialized.
The battery for backing up the setup data may have 
worn out.
Servicing is required.
―
915 This is an EEPROM SUM error. The EEPROM may be corrupted.
Servicing is required.
―
919 The currently installed modules and the setup data 
conflict with each other. The setup data has been 
initialized.
Servicing is required. ―
1  Communication Interface User’s Manual, IM WT310E-17EN
2  User’s Manual, IM WT310E-01EN