3 Data Exchange with the CPU Unit
3-40
CJ-series DeviceNet Units Operation Manual for NJ-series CPU Unit(W497)
*_Slav1IO2Err BOOL R Remote I/O
Communi-
cations
Error for
OUT 2/IN 2
<Operation specifications>
TRUE:
Indicates that a communications error
occurred in the OUT 2/IN 2 Slave I/O con-
nection.
FALSE:
Indicates that a remote I/O communica-
tions error with slave communications
enabled, for OUT 2/IN 2 did not occur. Or
changes to FALSE when a remote I/O
communications error with slave commu-
nications enabled, for OUT 2/IN 2 is
cleared.
Default: FALSE
*_Slav1FunDatErr BOOL R Invalid
Setup Data
<Operation specifications>
TRUE:
Indicates that there is incorrect data in
slave settings (mismatched checksum).
The Unit stops slave communications.
(Remote I/O communications and mes-
sage communications continue.)
FALSE:
Indicates that a Unit is operating with the
correct slave setting data or without slave
communications being set.
Changes to FALSE when the slave is
properly set after a slave setup data error
occurs.
Default: FALSE
Name of device variable for
CJ-series Unit
Type R/W Area Function
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