Allen-Bradley 1756-L1M1 ControlLogix Processor – 512KB Memory

Description

Allen-Bradley 1756-L1M1 ControlLogix Processor Module

The Allen-Bradley 1756-L1M1 is a reliable ControlLogix 5550 series controller from Rockwell Automation. Designed for industrial applications, it offers 500 KB data/logic memory and 150 KB I/O memory. For full installation and technical details, download the manual here.

Technical Specifications

• Brand: Allen-Bradley (Rockwell Automation)

• Model: 1756-L1M1

• Type: ControlLogix Processor Module

• Memory: 500 KB Data/Logic, 150 KB I/O

• Expansion Memory: 512 KB

• Battery: Requires 1756-BA1 Lithium Battery (0.59g)

• Isolation Voltage: 30 V Continuous

• Operating Temperature: 0°C to 60°C (32°F to 140°F)

• Storage Temperature: -40°C to 85°C

• Relative Humidity: 5% to 95% Non-Condensing

• Power Dissipation: 4.1 W at 60°C

• Backplane Current: 950 mA at 5.1V, 20 mA at 24V

• Shock Resistance: 30G Operating, 50G Storage

• Vibration Resistance: 2.0G (10–500 Hz)

• ESD Immunity: 6 kV Contact, 8 kV Air Discharge

• Weight: 0.35 kg (12.5 oz)

Package Includes

• 1756-L1M1 ControlLogix Processor Module

• Installation Documentation and User Guide

• Compatible with 1756-TBCH and 1756-TBS6H Terminal Blocks

Environmental & Compliance

• Operating Humidity: 5% to 95% Non-Condensing

• Tested to withstand 500V for 60 Seconds

• EFT/B Immunity: ±4 kV on Power Ports, ±2 kV on Communication Ports

• Radiated RF Immunity: 10V/m from 30 MHz to 1 GHz

Power & Connectivity

• Average Thermal Dissipation: 15.6 BTU/hour

• Minimum Operating Current: 2 mA at 10V DC

• Maximum Operating Current: 3.5 mA at 30V DC

• Communication via Serial Port Using 1756-CP3 Cable

Shipping & Service

• Shipped via FedEx, UPS, or DHL

• UPC: 10612598180988