3 Data Exchange with the CPU Unit
3-28
CJ-series DeviceNet Units Operation Manual for NJ-series CPU Unit(W497)
*_NdAdrDupErr
BOOL
R
Node
Address
Duplicated
Error
<Operation specifications>
TRUE:
Indicates a duplicate node address check
error when the Unit starts up.
The Unit goes offline and all communica-
tions stop. (Remote I/O communications
stop, slave operation stop, and message
communications are disabled).
FALSE:
Indicates that the error did not occur.
Once this error occurs, the bit will remain
TRUE and will not return to FALSE (Nor-
mal).
Default: FALSE
*_NetPwrErr
BOOL
R
Network
Power Error
<Operation specifications>
TRUE:
Indicates that there is no power from the
network power supply.
Note
Remote I/O communications stop if
DIP switch pin 3 (remote I/O com-
munications stop/continue with a
communications error) on the front
panel is ON (stop).
FALSE:
Indicates that the error did not occur. Or,
changes to FALSE when the network
power supply restarts.
Default: FALSE
Name of device variable for
CJ-series Unit
Type
R/W
Area
Function
Содержание CJ1W-DRM21
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