Allen-Bradley ControlLogix PLC / PAC

Allen-Bradley ControlLogix
  • Structured Data
  • Add-on-instructions – custom made code blocks that look and operate just like inbuilt functions. Great for repeated devices like motors and valves.
  • Supports  4 of the 5 IEC 61131-3 compliant languages; relay ladder logic, structured text, function block, and SFC languages – Instruction List is not supported.
  • Hot swappable IO modules (RIUP)
  • Hugely Scalable – up to 128,000 digital; 4,000 analog across multiple chassis, networks and IO types.
  • Can be used with all field IO types – Flex IO, Point IO, CompactBlock etc.
  • Capability for multiple processors and network cards in-rack.
  • Support for full controller redundancy.

Current ControlLogix Models

ControlLogix 5580 Controllers

Allen-Bradley ControlLogix L8

Comparison Table of ControlLogix L6, L7, L8 PAC

FeatureL6L7L8
Built-in PortSerialUSBEthernet + USB
Energy Storage Module (ESM) IncludedNoYesYes
Battery RequiredYesNoNo
On-board Display IncludedNoYesYes
Non-volatile MemoryCompactFlash CardSecure Digital CardSecure Digital Card (optional)