Omron CJ1W- ECT21 Operation Manual page 63

Bit
4 Unit Memory Error
5 ESC Error
6 to 15 Reserved
Unit Status 2 (n+11)
14 13 12 11 10 9
15
n + 11
Bit
0 Online Status
1 to 14 Reserved
15 Error Log Registered
CJ-series EtherCAT Slave Units Operation Manual (W541)
Name Manipulated by
Unit
Unit
---
8 7 6
Name Manipulated by
Unit
---
Unit
Unit operation
ON:
Indicates an error in internal memory where the error log or
I/O communication area data is stored. The error occurs
when the Unit starts up or when the error log is written.
OFF:
Indicates that the error did not occur. Once this error
occurs, the bit will remain ON and will not return to OFF.
Default: OFF
ON:
Indicates an error in ESC.
OFF:
Indicates that the error has not occurred. Once this error
occurs, the bit will remain ON and will not return to OFF.
Default: OFF
---
5 4 3 2 1 0
Online Status
Error Log Registered
ON:
Indicates that the Unit is online and capable of commu-
nicating on the network.
OFF:
Indicates that the Unit is offline.
A Unit will go offline under the following conditions:
• Operation is stopped by the hardware/software
check at startup.
• An ESC Error has occurred.
Default: OFF
---
ON:
Indicates that an error log was registered. Turns ON at
the first error log registration for the Unit.
OFF:
Indicates that no errors are registered in the error log.
Turns OFF when the Unit receives an error log clear
request.
Default: OFF
3 Memory Allocations
Unit operation
3
3 - 5