Allen-Bradley GuardPLC 1753, Safety Reference Manual

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53 Publication 1753-RM002C-EN-P - September 2008 53
Chapter
5
GuardPLC DeviceNet Safety Scanner
Chapter Introduction This chapter gives information about the GuardPLC DeviceNet Safety
Scanner included in a GuardPLC Safety System.
Overview Before operating a GuardPLC safety system containing a DeviceNet
safety scanner, you must read, understand, and follow the installation,
operation, and safety information provided in the publications
provided in the following table.
The DeviceNet safety scanner provides DeviceNet access for
GuardPLC controllers via High-speed Safety Protocol (HSP). The
safety scanner supports standard DeviceNet Master and Slave
connections as well as DeviceNet safety originator and target
connections.
In addition, there are the following essential functions.
•
Comprehensive self-tests
•
Data transfer over DeviceNet Safety Network
•
Diagnostics
Topic Page
Overview 53
Certification 54
Safety Requirements for DeviceNet Safety Scanner 54
User Verification Procedure 59
Safety Lock with Password Protection 60
Error Reaction 61
Status Indicators 62
Reaction Times 63
Connection Status 63
DeviceNet Scanner Configuration Checklist 63
Additional Resources
Catalog Number Description Installation
Instructions User Manual
1753-DNSI DeviceNet Safety
Scanner for GuardPLC 1753-IN009 1753-UM002
Allen-Bradley Parts