A-1-8 Adjustment Period Control - Omron CJ Series Operation Manual

Applicable Units
A-1-8 Adjustment Period Control
Final Adjustment Date Not Stored in the Unit's Non-volatile Memory
(Initial Status)
The set values are as follows:
• The data for the final adjustment date is set to 16#00000000.
• The Zero/span Adjustment Period Notice is set to 1 (notice period).
• The Zero/span Adjustment Period End is set to 1 (adjustment period end).
Error in Final Adjustment Date Stored in Unit's Non-volatile Memory
when Power is Turned ON
The ERC indicator is ON and the adjustment period control function does not operate properly.
Restart the Unit. The set values are as follows.
• The Non-volatile Memory Error is set to 1 (non-volatile memory error).
• The data for the final adjustment date is set to 16#FFFFFFFF.
• The Zero/span Adjustment Period Notice is set to 1 (notice period).
• The Zero/span Adjustment Period End is set to 1 (adjustment ended).
Error in Unit's Non-volatile Memory when Updating Final Adjustment
Date
The ERC indicator is lit. Even after the Controller is reset or the Unit is restarted, adjustment period
control function does not operate normally. Update the final adjustment date again.
The set values are as follows.
• The Non-volatile Memory Error is set to 1 (non-volatile memory error).
If the CPU Unit's internal clock information is refreshed after updating the final adjustment date, the
warning will not be accurate. The Zero/span Adjustment Update Bit remains ON (1: Update adjustment
date) while writing non-volatile memory, so do not turn OFF the Controller.
Applicable Units
CJ-series Analog I/O Units Operation Manual for NJ-series CPU Unit(W498)
Isolated-type Direct Current Input Unit
Isolated-type Universal Input Unit
Isolated-type Direct Current Input Unit
Isolated-type Universal Input Units
Appendices
CJ1W-PDC15
CJ1W-PH41U
CJ1W-PDC15
CJ1W-PH41U
A-7