6 System Configuration and Setup
6 - 10
NX-series Safety Control Unit User’s Manual (Z930)
6-4 Setting Up the Safety Process Data
Communications
When you add a Safety Control Unit to the NX bus on the Slave Terminal Tab Page, the safety process
data communications are set up automatically.
Use the following procedure to view or change the settings for the safety process data communications.
1 In the Multiview Explorer, select the Safety CPU Unit in the Controller Selection Box.
2 Double-click Safety I/O under Configurations and Setup − Communications − Safety.
The following Safety I/O Unit Setting Tab Page is displayed.
The meanings of the items in the Safety I/O Unit Setting Tab Page are given below.
Item Editing Description
Node #/Unit # Not
possible.
• Node #
For a connection to an EtherCAT Coupler Unit, the node number of the Unit as an
EtherCAT slave is displayed. EIP is displayed for a connection to an EtherNet/IP
Coupler Unit.
•Unit #
The NX Unit number of the Safety I/O Unit is displayed.
Active
(Enable/
Disable)
Possible. The communications setting for safety process data communications is displayed.
Selected: Enabled.
• This setting assigns the Safety I/O Unit to the Safety CPU Unit as a communica-
tions node, and displays the I/O ports for that Unit in the I/O Map.
Not selected: Disabled.
• This setting does not assign the Safety I/O Unit to the Safety CPU Unit as a com-
munications node, and does not display the I/O ports for that Unit in the I/O Map.
Device Not
possible.
This is the name of the Safety Control Unit.
Product
Information
Not
possible.
This is the model and version of the Unit.
FSoE Slave
Address
Possible. When the Active setting described above is set to Enabled, the FSoE slave address
is automatically set as an internal address for use with safety process data commu-
nications.
You can change the FSoE slave address. The setting range is from 1 to 65,535.
Set a unique FSoE slave address for each safety slave in safety process data com-
munications. If the same FSoE slave address is set more than once, an error is dis-
played on the Sysmac Studio.
FSoE Watch-
dog Timer
*1
Possible. This is the setting of the timeout value for safety process data between the Safety
CPU Unit and a Safety I/O Unit.
The setting range is from the lowest value of the FSoE watchdog timers to 65,535
ms.