Allen-Bradley - Controller Processor 1785-L60L

Allen-Bradley 1785-L60L PLC-5/60L Processor - High-Speed Industrial Control

Core Specifications

64KWords user memory with battery backup. Handles 3072 I/O points (any mix). Scans I/O racks in 0.5ms (extended local) or 3ms (remote). Supports 81 total chassis (16 extended local, 32 remote per link). Operates at 5V/3.3A backplane load.Weight:1.36kg

Industrial Use Cases

Ideal for high-speed bottling lines, steel mill controls, and power plant monitoring. Solves latency issues in distributed conveyor systems. Reduces wiring complexity in large-scale HVAC controls.

Communication Ports

Channel 0: RS-232/422 (25-pin). Channels 1A/1B: DH+/Remote I/O (3-pin). Channel 2: Extended local I/O. Mini-DIN port for parallel programming. DH+ supports 57.6-230.4kbps (762-3048m range).

Memory Expansion

Add 16KWords (1785-ME16), 32KWords (1785-ME32), or 64KWords (1785-ME64). EEPROM backup prevents data loss. Battery (1770-XYC) lasts 30 days after activation.

Installation Tips

Max 100ft extended local I/O cables. Use Belden 9463 for DH+. Keep 2" clearance for ventilation. Set all DH+ devices to same speed. Ground shield wires at one end.

Operational Modes

RUN (enable outputs), PROGRAM (edit logic), REMOTE (test/sub-modes). Key-switch selects mode. Front LEDs show status: BATT, PROC (RUN/FAULT), FORCE, COMM.

Shipping & Support

In stock. Ships via FedEx/UPS/DHL. 24/7 technical support. Includes processor unit and manual. 12-month warranty.

Compatible Hardware

Works with 1771-ALX adapters, PanelView HMIs, and RSLogix5. Interfaces with SLC 500 systems. Accepts 1771 I/O modules.