Allen-Bradley 1771-OFE1

Allen-Bradley 1771-OFE1

Overview

The Allen-Bradley 1771-OFE1 is a 2-channel analog output module for the PLC-5 system, designed to output voltage signals with 12-bit resolution. This single-slot module installs into a 1771 I/O chassis and is ideal for sending analog control signals to actuators, variable speed drives, and process control elements in legacy Allen-Bradley automation systems.

Key Features

• Output Channels: 2

• Output Type: Voltage

  • ±10V, 0–10V, 0–5V, or 1–5V (selectable by jumper)

• Resolution: 12-bit (1 part in 4096)

• Accuracy: ±0.1% of full scale

• Status Indicators: LED for module diagnostics

• Isolation: Channel-to-backplane and channel-to-channel

• Compatible with PLC-5 processors

• Mounting: 1771 I/O chassis, single-slot

• Wiring: Removable terminal block (1771-WH required)

Technical Specifications

• Catalog Number: 1771-OFE1

• Series: 1771

• Chassis Type: PLC-5 (classic 1771 chassis)

• Backplane Current Draw: 1.05 A

• Output Voltage Ranges: Jumper-selectable

• Conversion Time: 2 ms per channel

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

• Certifications: UL, CSA, CE

• Brand: Allen-Bradley

• Sub Brand: PLC-5

Applications

• Legacy PLC-5 control systems

• Analog signal output to actuators or drives

• Temperature, pressure, and process control loops

• Retrofit or expansion of 1771 I/O installations

• OEM systems still operating on PLC-5 platforms

Why Choose the 1771-OFE1

• Reliable and accurate voltage output for analog control

• Compatible with a wide range of PLC-5 applications

• Simple installation and maintenance in 1771 I/O racks

• Provides extended life and support for legacy systems

Order Now

The Allen-Bradley 1771-OFE1 analog output module is available and ships worldwide.