Allen Bradley 1756-OB16 ControlLogix DC Digital Output Module

Overview

The 1756-OB16 is a ControlLogix DC digital output module designed for precise switching and control of DC loads. It provides 16 output channels, allowing reliable operation of motors, solenoids, lamps, and other DC devices. The module features advanced diagnostics for load monitoring and fault detection, ensuring high system uptime in industrial automation applications.

General Information

Part Number: 1756-OB16

Manufacturer: Allen Bradley

Brand / Country of Origin: Rockwell Automation / USA

Series: ControlLogix

Type: DC Digital Output Module

Number of Outputs: 16 DC Output Channels

Mounting: Chassis-based installation in ControlLogix systems

Technology: Solid-state digital DC output with integrated diagnostics

Power Specifications

Operating Voltage Range: 10–30 V DC

Nominal Output Voltage: 24 V DC

Backplane Current: 150 mA at 5.1 V DC

Total Backplane Power: 0.77 W

Maximum Continuous Current per Output: 0.5 A

Protection: Electronic fault detection and overload protection

Status Indicators: Individual channel LEDs and module diagnostics LED

Communication & Interface

System Interface: ControlLogix backplane

Communication Method: High-speed chassis communication

Diagnostics: Output status, fault detection, and module health monitoring

Configuration: Software configurable through the 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 environment rated

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

Dimensions & Weight

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

Weight: 0.26 kg

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