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Editing Connection Parameters
Use the following procedure to edit connection parameters for CIP Safety connections.
WARNING
If you select “Only Open” for the Open Type setting, make sure to verify
that the originator/target have correct configurations.
Serious injury may possibly occur due to loss of required safety func-
tions.
1 Select a connection for which the parameters need to be edited in the connection list and right-
click on it. Click Edit Menu.
The Connection Assignment Dialog Box is displayed.
Item Description
I/O Assembly I/O assemblies of the target device for which a safety connection can be
opened are listed.
Connection Type For input connection (receiving from the target device), select either
Point to Point Connection or Multicast Connection.
Open Type Select a type for connection opening.
Configure Target Device: Perform configuration of the target device when
a connection is established. For the Safety CPU Unit, this item cannot be
selected.
Check Safety Signature: Uses the safety signature to check if the target
devices are properly configured when establishing the connection. The
safety signature consists of the Safety Configuration CRC and the Safety
Configuration T
ime Stamp. When the target device is the Safety CPU
Unit, this item cannot be selected.
Opening Only: Configuration check is not executed when establishing the
connection.
Expected Packet Interval (EPI) Set an interval for communications of safety process data between the
originator and the target.
Timeout Specify a timeout time using a multiple of the EPI value, allowed for de-
termining a communications error. The default setting is EPI x 2 [ms]
(timeout is allowed just once).
5 System Configuration and Setup
5 - 17
NX-series Safety Control Unit User's Manual (Z930)
5-4 Setting Up the Safety Process Data Communications
5
5-4-2 Setting Up the CIP Safety Communications
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