Rockwell Automation Publication 1715-RM001A-EN-P - June 2019
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Chapter
4
Using 1715 Hardware in a ControlLogix SIL 2
System
Overview
For complete information, see the following chapters of the user manuals,
• Chapter 6 of 1715 Users Manual
• Chapter 3 of 1756 SIL 2 Users Manual
This chapter provides information on using 1715 I/O modules in a low demand
ControlLogix®-based SIL 2 system.
IMPORTANT
For complete information, you must consult the ControlLogix SIL 2 Safety
Reference Manual -
This guide is only one example of using 1715 and ControlLogix SIL 2.
IMPORTANT
The TÜV Rheinland Group has approved the 1715 Redundant I/O System for use
in safety-related applications up to and including SIL 2 according to these
standards:
• IEC 61508, edition 1,2000
• IEC 61511
IMPORTANT
For SIL 2 safety applications, you must have the following:
• Firmware for the 1715 AENTR adapters, revision 2.001 or later
• Add-on Profile for the adapter, version 2.01.014 or later
• Add-on Profile for the I/O modules, version 3.01.014 or later
• Add-On Instructions when using a ControlLogix system, version 2.001 or
later
• A 1756-L7 ControlLogix controller
IMPORTANT
Safety functions that are being edited are not SIL 2 certified from the start of
the online edits to the completions of the validation of the changes.
