Allen-Bradley 1761-CBL-PM02 MicroLogix RS-232 Programming Cable

Overview

The 1761-CBL-PM02 is a communication and programming cable manufactured by Allen-Bradley, designed for direct connection between a PC serial port and MicroLogix controllers. It provides a stable RS-232 interface, ensuring reliable data transfer during programming, configuration, and diagnostics. This cable is essential for engineers and technicians working with MicroLogix 1000, 1200, and 1500 PLC systems.

Key Features

• Model Number: 1761-CBL-PM02

• Manufacturer: Allen-Bradley (Rockwell Automation)

• Cable Type: RS-232 communication and programming cable

• Connector Type: 9-pin D-shell female (PC side) to 8-pin mini-DIN (controller side)

• Cable Length: 2.5 meters (approx. 8.2 feet)

• Communication Standard: RS-232 serial interface

• Compatibility: MicroLogix 1000, 1200, and 1500 controllers; some PanelView terminals

• Function: Provides point-to-point communication between controller and programming terminal

• Construction: Shielded cable design for EMI protection and long-term durability

• Data Transfer Rate: Supports standard baud rates up to 19.2 kbps

• Plug-and-Play: No external power required; direct connection via serial port

Technical Specifications

• Operating Temperature: 0°C to 55°C

• Storage Temperature: -25°C to 70°C

• Insulation Resistance: High dielectric strength to prevent signal loss

• Cable Material: Industrial-grade PVC with high flexibility

• Connector Shell: Nickel-plated for corrosion resistance

Applications

The 1761-CBL-PM02 cable is commonly used for:

• Programming and configuring MicroLogix PLCs via RS-232

• Uploading and downloading ladder logic programs

• Connecting HMIs such as PanelView 300 or 550 to MicroLogix controllers

• Performing real-time diagnostics and maintenance tasks

FAQ

• Q1: Which controllers are compatible with the 1761-CBL-PM02?
  A1: It supports MicroLogix 1000, 1200, and 1500 controllers and select PanelView terminals.

• Q2: What is the cable length?
  A2: The cable is 2.5 meters (approximately 8.2 feet) long.

• Q3: Can this cable be used with a USB port?
  A3: Not directly. A USB-to-RS-232 adapter is required for use with modern computers.

• Q4: Is the cable shielded for noise reduction?
  A4: Yes, it includes internal shielding to minimize electromagnetic interference.