Allen-Bradley - 1785-L40B Controller Module

Allen-Bradley 1785-L40B PLC-5/40 Controller

High-Performance Control

• 48K words user memory capacity

• Handles up to 2048 I/O points (any combination)

• Supports 2048 inputs + 2048 outputs (complementary)

• Ideal for medium to large automation applications

Technical Specifications

• Backplane current: 3.3A @ 5V DC

• Power dissipation: 17.3W

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

• Storage temp: -40°C to 85°C (-40°F to 185°F)

• I/O scan times: 3ms @ 230.4kbps to 10ms @ 57.6kbps

Weight:1.36kg

Advanced Communication

• 4 DH+/Remote I/O ports (adapter or scanner)

• 1 configurable serial port (RS-232/422/423)

• Supports up to 4 independent DH+/RIO networks

• Control coprocessor expansion capability

System Architecture

• Supports 61 total I/O chassis

• 32 universal remote I/O chassis max per link

• Compatible with 1771-AxB series chassis

• Works with 1771-PxS power supplies

Memory & Backup

• Battery-backed SRAM (1770-XYC battery)

• Optional EEPROM backup modules:

- 1785-ME16 (16K words)

- 1785-ME32 (32K words)

- 1785-ME64 (64K words)

- 1785-ME100 (100K words)

Industrial Reliability

• Rugged design for harsh environments

• Tested to industrial standards

• Suitable for wide temperature ranges

• Trusted PLC-5 platform

Ordering Information

• In stock - ready for immediate shipment

• Global shipping options available

• Includes 12-month manufacturer warranty