Allen-Bradley 1769-L16ER-BB1B | CompactLogix Controller 5370 L1

Overview

The 1769-L16ER-BB1B is a high-performance Allen-Bradley CompactLogix controller designed for industrial automation. It integrates two Ethernet communication ports and supports a single IP address, simplifying network management.

Embedded I/O and Expansion

This module offers 16 sinking digital input points and 16 sourcing digital output points. 1769-L16ER-BB1B supports up to six 1734 Point I/O expansion modules installed to its right within the same system. Total current draw must remain below 1 Amp backplane and 3 Amps field power limits.

Networking and Communication

1769-L16ER-BB1B includes a built-in switch that supports linear, star, and DLR topologies. The DLR capability increases network resiliency, ensuring continuous operation under industrial conditions.

Programming and Tasks

The controller executes up to 32 continuous or periodic tasks with 100 programs per task. It supports multiple programming languages, including structured text, function block, relay ladder (safety tasks only), and SFC.

Power, Memory, and Mounting

The module operates on 24 Volts DC and draws 1 Amp at 5V DC. It has 384 KB user memory for program storage and mounts easily on DIN rails.

Connectivity and Performance

1769-L16ER-BB1B manages up to 256 controllers, 120 TCP, and 256 CIP connections with a packet rate of 6000 at 500 bytes per packet per second. USB connectivity further simplifies system integration.

Dimensions and Installation

The module ships at 3 pounds with dimensions of 11 x 8 x 6 inches. It uses copper wiring rated at 90°C and supports 22–14 AWG solid wires. Replacement terminal block part number is 1769-RTBN18.