Allen Bradley 1756-OB16IEF ControlLogix Digital Output Module

Overview

The 1756-OB16IEF is a ControlLogix digital output module designed for reliable switching of industrial loads within automation systems. It provides 16 output channels and supports stable control of DC field devices such as relays, solenoids, and indicator loads, while offering enhanced electronic protection and system diagnostics for improved operational safety.

General Information

Part Number: 1756-OB16IEF

Manufacturer: Allen Bradley

Brand / Country of Origin: Rockwell Automation / USA

Series: ControlLogix

Type: Digital Output Module

Number of Outputs: 16 Digital Output Channels

Mounting: Chassis-based installation in ControlLogix systems

Technology: Solid-state digital output with electronic protection and diagnostics

Power Specifications

Operating Voltage Range: 10–30 V DC

Nominal Output Voltage: 24 V DC

Backplane Current: 200 mA at 5.1 V DC

Total Backplane Power: 1.02 W

Maximum Continuous Current per Output: 0.5 A

Protection: Electronic fuse protection, overload and short-circuit detection

Status Indicators: Individual channel LEDs and module health LED

Communication & Interface

System Interface: ControlLogix backplane

Communication Method: High-speed chassis communication

Diagnostics: Output status monitoring, fault detection, and channel protection status

Configuration: Software configurable via ControlLogix platform

Operator Interface: Front-panel LED indicators

Wiring Connection: Removable terminal block compatible

Environmental

Operating Temperature: 0°C to +60°C

Storage Temperature: -40°C to +85°C

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

Vibration Resistance: Industrial-grade rated environment

Protection Rating: Open-type module for installation within an enclosure

Dimensions & Weight

Dimensions (L × W × H): 144.57 × 22 × 105.42 mm

Weight: 0.34 kg

Reliable Stock — Limited Units Available!