Allen Bradley 1771-OMD/B Digital AC Output Module

Overview

The Allen Bradley 1771-OMD/B is a digital AC output module designed for the 1771 PLC I/O platform. It provides reliable switching of AC loads such as relays, contactors, and indicator devices, ensuring stable performance in industrial automation and machine control applications.

General Information

Part Number: 1771-OMD/B

Manufacturer: Allen Bradley

Brand: Allen Bradley

Country of Origin: United States

Series: 1771 I/O

Type: Digital AC Output Module

Output Type: AC Discrete Outputs

Application: Industrial automation and machine control systems

Power Specifications

Power Supply: Backplane powered

Backplane Current: Approx. 380 mA at 5 V DC

Output Voltage: 120/240 V AC

Output Channels: 16

Output Load: AC switching for industrial devices

Status Indicators: Individual channel status LEDs

Communication & Interface

System Interface: 1771 PLC backplane

Output Configuration: 16-channel AC digital outputs

Signal Compatibility: AC field devices such as relays and contactors

Wiring Method: Terminal arm connection

Diagnostics: LED status indication per channel and module health monitoring

Environmental

Operating Temperature: 0 to 60 °C

Storage Temperature: −40 to 85 °C

Relative Humidity: 5% to 95% RH, non-condensing

Protection Rating: IP20 (for installation inside an industrial control cabinet)

Dimensions & Weight

Dimensions (L × W × H): 165 × 51 × 89 mm

Weight: 0.748 kg

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