l
Applicable NJ/NX-series CPU Units and NX-series EtherCAT Coupler Unit
Refer to A-17 Version Information on page A - 105 for the model numbers and unit versions of the
NJ/NX-series CPU Units and the
NX-series EtherCAT Coupler Units that can be used together.
Precautions for Correct Use
If you use an NX-series CPU Unit, you cannot set both the priority-5 periodic task and another
task for an EtherCAT Coupler Unit that contains a Safety Control Unit
.
Refer to the NX-series EtherCAT Coupler Unit User’s Manual (Cat. No. W519) for details on
task settings.
1-2-2
Safety Control System Configuration on EtherNet/IP Network
The safety control system operates in the EtherNet/IP network.
Safety
CPU Unit
Et
herNet/IP network
Safety
CPU Unit
The device that supports CIP Safety
on EtherNet/IP such as Safety I/O
Terminal and Robot Controller.
NX-series
CPU Unit
NX-series
CPU Unit
Safety control system
The Safety CPU Unit performs safety process data communications between the another
Safety CPU Units and the device that supports CIP Safety on EtherNet/IP by CIP Safety
on EtherNet/IP.
Safety Control System in EtherNet/IP Network
l
Applicable NX-series CPU Units
Refer to A-17 Version Information on page A - 105 for the model numbers and unit versions of the
applicable
NX-series CPU Units.
1-2-3
Standalone Safety Control System Configuration
The safety control system operates in the Slave Terminals of the EtherNet/IP Coupler Units.
1 Overview
1 - 10
NX-series Safety Control Unit User's Manual (Z930)