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Rockwell Automation Publication 1756-UM001O-EN-P - October 2014
Preface
For detailed information about GuardLogix safety controllers, see the following
publications.
Standard ControlLogix Controllers
Two lines of standard ControlLogix controllers are now available. These
controllers are identified as 1756-L6
x
controllers and 1756-L7
x
controllers
according to abbreviations of their full catalog numbers.
The standard ControlLogix controllers share many similar features, but also have
some differences. Table 2 provides a brief overview the differences between the
controllers. For further details about these features and differences, see the
appropriate chapters of this manual.
For information on using ControlLogix controllers in SIL 2 applications, see the
Using ControlLogix in SIL 2 Applications Safety Reference Manual, publication
Resource
Description
GuardLogix 5570 Controllers User Manual, publication
Provides information on how to install, configure, and
operate GuardLogix 5570 controllers in Studio 5000,
version 21 or later projects.
GuardLogix 5570 Controller System Safety Reference
Manual, publication
Provides information on how to meet safety application
requirements for GuardLogix 5570 controllers in Studio
5000, version 21 or later projects.
GuardLogix Controllers User Manual, publication
Provides information on how to install, configure, and
operate GuardLogix 5560 and GuardLogix 5570 controllers
in RSLogix 5000, version 20 or earlier projects.
GuardLogix Controller Systems Safety Reference Manual,
publication
Provides information on how to meet safety application
requirements for GuardLogix 5560 and GuardLogix 5570
controllers in RSLogix 5000, version 20 or earlier projects.
GuardLogix Safety Application Instruction Set Safety
Reference Manual, publication
Provides programmers with details about the GuardLogix
safety application instruction set.
Table 1 - ControlLogix Catalog Numbers
Abbreviated Cat. No.
Cat. No.
1756-L6
x
1756-L61, 1756-L62,1756-L63, 1756-L64,1756-L65
1756-L7
x
1756-L71, 1756-L72, 1756-L73,1756-L74, 1756-L75
Table 2 - Differences between 1756-L7
x
and 1756-L6
x
Controllers
Feature 1756-L7
x
1756-L6
x
Clock support and backup used for
memory retention at powerdown
Energy Storage Module (ESM)
Battery
Communication ports (built-in)
USB
Serial
Connections, controller
500
250
Memory, nonvolatile
Secure Digital (SD) card
CompactFlash card
Status display and status indicators
Scrolling status display and four
status indicators
Six status indicators
Unconnected buffer defaults
20 (40, max)
10 (40, max)
Summary of Contents for 1756-L63XT
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