A-1-1 Functional Differences - Omron CJ1W-SCU32 Operation Manual

Appendices
A-1 Differences in Available Functions
Depending on the CPU Unit (NJ or
CJ Series)
Some of the specifications when a Serial Communications Unit is connected to a CJ-series CPU Unit
are different from the specifications when the Serial Communications Unit is connected to an NJ-series
CPU Unit. A list of these differences is provided below.
A-1-1 Functional Differences
There are differences in function support, function names, and specifications between when a Serial
Communications Unit is connected to a CJ-series CPU Unit and when the Serial Communications Unit
is connected to an NJ-series CPU Unit.
Unsupported Functions
The following function cannot be used when the Serial Communications Unit is connected to an NJ-
series CPU Unit.
• Interrupt notification
Functions with Different Names
The names of the following functions are different between when a Serial Communications Unit is con-
nected to a CJ-series CPU Unit and when the Serial Communications Unit is connected to an NJ-series
CPU Unit. The corresponding names are listed in the following table.
Item
Backup functions
* An NJ-series CPU Unit with unit version 1.03 or later and Sysmac Studio version 1.04 or higher are required.
Functions with Different Specifications
The following specification is different between when a Serial Communications Unit is connected to a
CJ-series CPU Unit and when the Serial Communications Unit is connected to an NJ-series CPU Unit.
Be sure to use this function in the correct operating mode for your CPU Unit.
Item
Protocol Macro tracing
A-2
Serial Communications Unit connected
to a CJ-series CPU Unit
Simple backup function
Backup with PLC backup tool
Serial Communications Unit con-
nected to a CJ-series CPU Unit
Tracing operates when the CPU Unit is in
MONITOR mode.
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
Serial Communications Unit connected
to an NJ-series CPU Unit
SD Memory Card backup function*
Sysmac Studio Controller backup func-
tion*
Serial Communications Unit con-
nected to an NJ-series CPU Unit
Tracing operates when the CPU Unit is in
RUN mode. The NJ-series CPU Units sup-
port the following tasks.