Item Editing Description
Exposed Varia-
bles
Not possible. The registered exposed variables are displayed.
Input/Output Not possible. Whether the exposed variable is an input or output variable is dis-
played.
Data Type Not possible. The data type of the variable is displayed.
Comment Not possible. The comment set for the exposed variable is set.
Device Possible. Set the NX Unit to which the exposed variable is allocated.
Linked Port Possible. Set the NX Unit I/O port to which the exposed variable is allocated.
4 Set the devices and ports of the standard I/O Units that correspond to the exposed variables of
the Safety CPU Unit.
The I/O data of the standard I/O units will be allocated to the exposed variables of Safety CPU
Unit.
Precautions for Correct Use
• Use different NX Units to set up standard process data communications for the I/O ports used
by the standard controller and the I/O ports used by the Safety CPU Unit.
The I/O data in an NX Unit that is set for communications between NX Units is not allocated
I/O data in the EtherNet/IP Coupler Unit.
•
The exposed variables of the Safety CPU Unit that is set for communications between NX
Units are not allocated I/O data in the EtherNet/IP Coupler Unit.
5 System Configuration and Setup
5 - 38
NX-series Safety Control Unit User's Manual (Z930)
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