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ALLEN-BRADLEY plc 1756-L71

ALLEN-BRADLEY plc 1756-L71

  • Product Item : 1756-L71
  • Product Brand : Allen-Bradley
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ALLEN-BRADLEY plc 1756-L71


Controller, 2 MB User Memory, 0.98 MB I/O Memory, USB Port, Chassis Mount Bulletin 1756 ControlLogix 5570 controllers provide a common control engine with a common development environment. These controllers use Studio 5000  Automation Engineering & Design Environment. Allen-Bradley catalog item

1756-L71 from Rockwell Automation is a ControlLogix 5570 controller. It has 2 MB user memory, USB port, and 500 controller connections. And it has a  four-character alpha/numeric display.Allen-Bradley and ControlLogix are trademarks of Rockwell Automation, Inc.


Also known as: 612598876013, 1756-L71

ControlLogix and GuardLogix Controllers

Bulletin 1756

Topic Page

Summary of Changes 2

ControlLogix Controllers 3

ControlLogix 5580 Controllers 4

ControlLogix 5570 Controllers 8

ControlLogix 5560 Controllers 11

ControlLogix-XT Controllers 14

ControlLogix Process Controllers 22

GuardLogix Controllers 26

GuardLogix 5580 Controllers 28

GuardLogix 5570 Controllers 32

GuardLogix 5560 Controllers 34

GuardLogix XT 5580 Controllers 36

GuardLogix-XT 5570 Controllers 39

Armor ControlLogix and Armor GuardLogix Controllers 41

Controller Compatibility 43

ControlLogix Redundancy 46

ControlLogix Controller Accessories 48


This publication is applicable to these controllers and modules. 

More models you may like related to ALLEN-BRADLEY plc 1756-L71 

ControlLogix Standard Controller Catalog Numbers: 1756-L61, 1756-L62, 1756-L63, 1756-L63XT, 1756-L64, 1756-L65, 1756-L71, 1756-L72, 1756-L73, 1756-L74,

1756-L75, 1756-L81E, 1756-L82E, 1756-L83E, 1756-L84E, 1756-L85E


ControlLogix Conformal Coated Catalog Numbers: 1756-L71K, 1756-L72K, 1756-L73K, 1756-L74K, 1756-L75K, 1756-L81EK, 1756-L82EK, 1756-L83EK, 1756-L84EK,1756-L85EK

No Stored Energy (NSE) Catalog Numbers: 1756-L81E-NSE, 1756-L82E-NSE, 1756-L83E-NSE, 1756-L84E-NSE, 1756-L85E-NSE


ControlLogix-XT Catalog Numbers: 1756-L73XT, 1756-L81EXT, 1756-L82EXT, 1756-L83EXT, 1756-L84EXT, 1756-L85EXT

Process Catalog Numbers: 1756-L81EP, 1756-L83EP, 1756-L85EP


GuardLogix Controller Catalog Numbers: 1756-L61S, 1756-L62S, 1756-L63S, 1756-LSP, 1756-L71S, 1756-L72S, 1756-L73S, 1756-L7SP, 1756-L73SXT,

1756-L7SPXT, 1756-L81ES, 1756-L82ES, 1756-L83ES, 1756-L84ES, 1756-L8SP


GuardLogix Conformal Coated Catalog Numbers: 1756-L71SK, 1756-L72SK, 1756-L73SK, 1756-L7SPK, 1756-L81ESK, 1756-L82ESK, 1756-L83ESK, 1756-L84ESK, 1756-L8SPK

GuardLogix XT 5580 Catalog Numbers: 1756-L81EXTS, 1756-L82EXTS, 1756-L83EXTS, 1756-L84EXTS, 1756-L8XTSP

ControlLogix Catalog Numbers: 1756-L72EROM, 1756-L73EROM

GuardLogix Catalog Numbers: 1756-L72EROMS, 1756-L73EROMS

ControlLogix Redundancy Modules Catalog Numbers: 1756-RM2, 1756-RM2K, 1756-RM2XT