Omron sysmac NX Series User Manual page 74

2 System Configuration and Configuration Devices
l SD Memory Card
When you insert an SD Memory Card into the Communication Control Unit, various data can be
saved, backed up, restored and compared using the SD Memory Card.
Refer to 3-6 SD Memory Cards on page 3-60 for the models and specifications of individual SD
Memory Card.
l Safety CPU Unit
This Unit serves as the center of control for the Safety Network Controllers. It is an NX Unit that
executes safety programs and safety process data communications.
Refer to 3-2 Safety CPU Unit on page 3-22 for the models and specifications of Safety CPU Units.
l Safety Input Unit
This is an NX Unit that performs safety input processing.
Refer to 3-3 Safety Input Unit on page 3-32 for the models and specifications of Safety Input Unit.
l Safety Output Unit
This an NX Unit that performs safety output processing.
Refer to 3-4 Safety Output Unit on page 3-45 for the models and specifications of Safety Output
Unit.
l End Cover
A cover to protect the Communication Control Unit and NX Unit. This is provided with the Commu-
nication Control Unit.
Refer to 3-5 End Cover on page 3-59 for the models and specifications of the end cover.
l Other NX Units
This is an NX Unit that performs standard I/O processing.
Refer to A-19 Version Information on page A-112 for the NX Units that you can connect.
Refer to the user's manuals of the each NX Unit for the models and specifications.
l CIP Safety on EtherNet/IP Device
The Safety CPU Unit performs safety controls on devices that are compliant with CIP Safety on
EtherNet/IP, such as safety I/O terminals.
l Standard Controller
This controller performs I/O communications and message communications with the Safety CPU
Unit via the built-in EtherNet/IP port of the Communication Control Unit.
2-4
NX-series Safety Control Unit/Communication Control Unit User's Manual (Z395)