Allen-Bradley 1770-KF2 Communication Module

Product Overview

The 1770-KF2 is an Allen-Bradley communication module supporting Data Highway and Data Highway Plus asynchronous protocols. It provides reliable point-to-point and multi-drop connections for industrial automation.

Communication Ports and Connectivity

This module features a 15-pin male EIA D-connector for Data Highway, a 15-pin male EIA D-connector for Peer Communication Link, a 9-pin female EIA D-connector for Data Highway Monitor, and a 25-pin male EIA D-connector for RS-232-C/RS-422-A.

Electrical and Operational Specifications

The 1770-KF2 operates on 115/230V AC at 50/60 Hz, consuming 0.3 A. It supports communication speeds of 57.6 kbps for Data Highway links and 110–9600 bps for asynchronous connections.

Physical Dimensions and Installation

The module measures 263.5 × 254 × 85.7 mm (10-3/8 × 10 × 3-3/8 in.) and weighs 6 pounds (2.7 kg). It is designed for tabletop or horizontal surface mounting in controlled environments, such as offices or control rooms.

Environmental Ratings

This module operates within 32°F to 113°F (0°C to 45°C) and supports 10%–80% non-condensing humidity. Storage temperature ranges from -40°F to 185°F (-40°C to 85°C).

Applications and Compatibility

The 1770-KF2 is compatible with Allen-Bradley Advisor 2+ Color Graphic System, PLC-3, PLC-2, PLC-4 Microtrol, and connected minicomputers or microcomputers. It ensures seamless integration with existing industrial control systems.

Cabling and Accessories

Recommended cabling includes 1770-CD for Data Highway, and user-supplied Data Terminal Interface cables for RS-232-C or RS-422-A asynchronous connections.