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Appendix b, Configure peer-to-peer devicenet communications, Appendix – Rockwell Automation 1753-DNSI DeviceNet Safety Scanner for GuardPLC Controllers User Manual

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Publication 1753-UM002A-EN-P - July 2005

Appendix

B

Configure Peer-to-Peer DeviceNet
Communications

This appendix provides instructions on how to set up peer-to-peer
communications to share application signals between two GuardPLC
controller/1753-DNSI scanner pairs or to other standard masters or
safety originators on the DeviceNet network.

Use the slave mode for standard connections to allow standard
devices such as standard PLCs (ControlLogix, CompactLogix, SLC 500,
and others) or HMIs to exchange data with the GuardPLC controller.
Use the safety target interface for safety connections to allow multiple
GuardPLC controllers to perform safety interlocking over DeviceNet.

To add peer-to-peer connections, follow the procedures listed below
in order.

IMPORTANT

Complete the procedures in this chapter before
making safety connections via the Safety
Connections tab or standard connections via a
scanlist in RSNetWorx for DeviceNet, steps 2 and 4
in Chapter 5.

Procedure

page

1. Plan Your Peer-to-Peer Communications

B-2

2. Set Up Your DeviceNet Network

3-1

3. Commission a Peer Scanner

B-2

4. Create a GuardPLC Project with High-Speed Safety Protocol

6-1

5. Add a Peer Controller

B-3

6. Define Target Connections for Standard and Safety Data

B-4

7. Configure Peer-to-Peer Connections

B-8

8. Configure DeviceNet Nodes and Connections (non-peer-to-peer)

5-1

9. Associate the Scanner and Controller and Download the

DeviceNet Network Configuration

7-1

10. Develop Your GuardPLC Application

8-1

11. Verify Your DeviceNet Safety Configuration

9-1