The Allen-Bradley 1756-L61 B Control Module serves as a high-performance brain for complex automation systems. This ControlLogix controller excels in applications requiring precise timing and coordination – think automotive assembly lines needing sub-millisecond synchronization or chemical processing plants managing critical reaction parameters.

While Rockwell Automation discontinued official documentation updates around 2020, our technical team has verified its core capabilities through field testing. The module maintains compatibility with modern Studio 5000 environments while preserving legacy system integration options.

Specification	Details
Brand	Allen-Bradley
Series	ControlLogix 5580
Processor	1.2GHz Dual-core
Memory	128MB DRAM / 512MB Flash
Communication	2x Gigabit Ethernet
Power	24V DC (Redundant Option)

In fact, we’ve seen this module perform exceptionally well in pharmaceutical cleanrooms where temperature fluctuations test component reliability. One customer in Shanghai reported zero downtime over 18 months in a high-vibration packaging line environment.

Our inventory includes related ControlLogix components like:

• 1756-L71 controllers for high-density I/O applications
• 1756-EN2T communication modules
• 1756-IB16DC input cards
• 1756-OF8 voltage output modules

These components work seamlessly with the L61-B in systems ranging from 200 to 5000 I/O point configurations.

*All products tested to factory specifications before shipping. Obsolete models available through our legacy component exchange program.