Omron NJ-series User Manual page 584

 Functional Classification: Power Supply
Variable name _PowerOnHour
Meaning Total Power ON Time
Function Contains the total time that the power has been ON.
Contains the total time that the CPU Unit has been ON in 1-hour increments.
To reset this value, overwrite the current value with 0.
The value is not updated after it reaches 4294967295.
This variable is not initialized at startup.
Data type UDINT
R/W access RW
Usage in user program Possible.
Variable name _PowerOnCount
Meaning Power Interruption Count
Function Contains the number of times that the power supply has been interrupted.
The value is incremented by 1 each time the power supply is interrupted after the first time that the power was
turned ON.
To reset this value, overwrite the current value with 0.
The value is not updated after it reaches 4294967295.
This variable is not initialized at startup.
Data type UDINT
R/W access R/W
Usage in user program Possible.
Variable name _RetainFail
Meaning Retention Failure Flag
Function TRUE at the following times (failure of retention during power interruptions).
• When an error is detected in the battery-backup memory check at startup.
FALSE at the following times (no failure of retention during power interruptions).
• When no error is detected in the battery-backup memory check at startup.
• When the user program is downloaded.
• When the Clear All Memory operation is performed.
Note When the encoder home offset data is not retained, the status is given in the error status of the axis vari-
Data type BOOL
R/W access R
Usage in user program Possible.
 Functional Classification: Programming
Variable name P_On
Meaning Always TRUE Flag
Function This flag is always TRUE.
Data type BOOL
R/W access R
Usage in user program Possible.
NJ-series CPU Unit Software User's Manual (W501)
Retained
Related instruc-
tions
Retained Retained.
Related instruc- ---
tions
able, and not in this flag.
Retained Not retained.
Related instruc- ---
tions
Retained Not retained.
Related instruc- ---
tions
Global/local
Range of values
Retained. Network Publish
---
Global/local
Range of values
Network Publish
Global/local
Range of values
Network Publish
Global/local
Range of values
Network Publish
Appendices
Global
0 to 4294967295
Published.
Global
0 to 4294967295
Published.
Global
TRUE or FALSE
Not published.
Global
TRUE
Not published.
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