Category Archives: News

Allen‑Bradley 1756‑L85E ControlLogix 5580 Processor – 40MB, 1 Gb EtherNet/IP

  Description: The 1756‑L85E is the flagship ControlLogix 5580 controller manufactured by Allen‑Bradley (Rockwell Automation) — the largest‑memory, highest‑connectivity member of the Logix5580 family and the natural processor of choice for plant‑wide automation, integrated motion, and data‑intensive process control.rockwellautomation.com+1 It carries 40 MB of user memory, supports up to 256 motion axes through Integrated Motion…

Allen-Bradley 1756-L85E – ControlLogix 5580 Controller with 40 MB User Memory

  Description The Allen-Bradley 1756-L85E is the highest-capacity controller in the ControlLogix 5580 family, featuring 40 MB of user memory, a built-in gigabit EtherNet/IP port, and support for up to 300 EtherNet/IP nodes . As the flagship Logix5580 processor, the 1756-L85E is designed for large-scale automation applications requiring extensive memory, high node counts, and integrated…

Allen-Bradley 1756-L83E ControlLogix Logix5580 Processor — 10 Mbytes Memory, 178 µs Execution, 31 Communications Tasks

  Description The 1756-L83E​ is a Logix5580 processor manufactured by Allen-Bradley, a brand of Rockwell Automation, for the current ControlLogix 1756 platform. It is the controller at the center of a 1756 chassis-based control system: it stores the user program and data in 10 Mbytes of standard memory (20 Mbytes optional), executes ladder, function block,…

Allen-Bradley 1756-L73S: The Dual-Core GuardLogix Controller for Integrated Safety and Standard Control

  Application Scenarios A biomass fuel handling facility at a port in Northeast England required a control system that could manage 791 safety I/O signals alongside 961 conventional I/O points, all within a single integrated architecture. The operators needed SIL-rated protection for conveyor fire suppression, silo explosion prevention, and personnel access interlocks, but also wanted…

Allen-Bradley 1756-L72S GuardLogix Logix5572S Safety Processor, 4 MB, 1756 Chassis

  Description The 1756-L72S​ is a GuardLogix 5572S safety processor manufactured by Allen-Bradley (Rockwell Automation) for the ControlLogix platform (Bulletin 1756). It is a rack-based programmable automation controller with 4 MB of user memory that integrates standard control and safety control in a single 1756 chassis, eliminating the need for a separate safety PLC. With…

Allen-Bradley 1756-L72 ControlLogix 5572 Processor with 4 MB User Memory

  Product Overview The 1756-L72 is a programmable automation controller (PAC) manufactured by Allen-Bradley, the flagship industrial automation brand of Rockwell Automation, and occupies the mid-tier position in the ControlLogix 5570 processor family. Fitted with 4 MB of user memory and 0.98 MB of dedicated I/O memory, the 1756-L72 delivers a balanced combination of program…

1756-l65_a_controllogix_logix5565_processor

  Product Overview The 1756-L65 is a ControlLogix Logix5565 series programmable automation controller manufactured by Rockwell Automation, positioned as a high-memory processor for medium-to-large motion control, process control, and hybrid automation applications. Within the Logix5565 family, the 1756-L65 represents the highest user memory capacity of the L6x generation, offering 32 MB of user memory for…

Allen-Bradley 1756-L63S GuardLogix Safety Processor | 4,000 I/O Capacity

  Product Overview The Allen-Bradley 1756-L63S​ is a GuardLogix Safety Partner controller in the Rockwell Automation Logix5000 family, supplied with 8 MB of user memory. It is one half of a redundant GuardLogix safety system: the Allen-Bradley 1756-L63S​ contains the safety memory and the safety runtime, but it is not a standalone controller and cannot…

Allen-Bradley 1756-L63/B Logix5563 CPU for Complex Control and Integrated Motion

  Product Overview The Allen-Bradley 1756-L63/B is a ControlLogix Logix5563 programmable automation controller, representing the Series B revision of the widely deployed 1756-L63 processor. As the central processing unit of a ControlLogix chassis, the 1756-L63/B executes user programs, manages I/O communication, and coordinates controller-to-controller messaging across industrial networks. The Series B designation distinguishes this unit…

Allen-Bradley 1756-L63/A ControlLogix-XT Logix5563 8 MB Processor

  Product Overview The 1756-L63/A​ is an extreme-environment ControlLogix processor manufactured by Allen-Bradley, a brand of Rockwell Automation, and is the extended-temperature member of the Logix5563 family of programmable automation controllers. Identified by the “XT” designation in its full catalog number, the 1756-L63/A​ delivers the same 8 MB of user memory, 478 KB of I/O…