Allen Braldey 1769-CLL3 CompactLogix Compact I/O Left-To-Left Bus Extension Cable

Overview

The Allen-Bradley 1769-CLL3 is a CompactLogix Compact I/O left-to-left bus extension cable designed to extend the backplane communication between Compact I/O modules. It ensures stable and reliable data transmission when modules are physically separated within the same control system architecture.

General Information

Part Number: 1769-CLL3

Brand: Allen-Bradley (Rockwell Automation)

Country of Origin: USA

Series: CompactLogix 1769 Series

Type: Compact I/O Bus Extension Cable

Installation: Left-to-left module backplane connection

Function: Extends Compact I/O communication bus between modules

Application: Distributed I/O layouts, control cabinet expansion, modular system design

Power Specifications

Power Handling: No direct power transmission (signal-level backplane extension)

Operating Voltage: Passive bus communication interface

Protection: Shielded industrial-grade cable design for signal integrity

Insulation: Electrical isolation through system backplane architecture

Status Indication: No active indicators (system-level monitoring via controller)

Communication & Interface

Signal Type: Compact I/O backplane communication signals

Connection Type: Dedicated CompactLogix bus connectors (left-to-left interface)

Cable Length: 1 meter

Functionality: Maintains high-speed data integrity between I/O racks

Diagnostics: Communication integrity monitored via controller diagnostics

Compatibility: Designed for CompactLogix 1769 I/O systems

Environmental

Operating Temperature: 0 to 60 °C

Storage Temperature: -40 to 85 °C

Relative Humidity: 5% to 95% non-condensing

Shielding: Industrial-grade EMI protection

Installation Environment: Control cabinet and rack-mounted systems

Dimensions & Weight

Cable Length: 1 meter

Weight: 0.35 kg

Reliable System Expansion – Built for Stable and Flexible I/O Connectivity!