ALLEN BRADLEY 1734-OB8E OUTPUT MODULE

Allen-Bradley 1734-OB8E | POINT I/O Digital Output Module

High-Performance 8-Point DC Output Module for Industrial Automation

The 1734-OB8E from Rockwell Automation (Allen-Bradley) is an 8-point discrete output module designed for 24V DC digital control applications. It is part of the POINT I/O series, offering compact, flexible, and efficient distributed I/O solutions for industrial automation systems.

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1. General Specifications

• Brand: Allen-Bradley (Rockwell Automation)
• Series: POINT I/O
• Part Number: 1734-OB8E
• Module Type: Digital DC Output Module
• Mounting Type: 1734-TB or 1734-TBS Terminal Base

2. Electrical Specifications

• Number of Outputs: 8 (1 group of 8)
• Output Voltage Range: 10-28.8V DC
• Nominal Output Voltage: 24V DC
• Output Current per Point: 0.0417 A (41.67 mA)
• Total Output Current per Module: 3 A
• Surge Current: 2 A for 10 ms, repeatable every 3 s
• Power Dissipation: 2.0 W
• Thermal Dissipation: 6.8 BTU/hour

3. Protection & Reliability

✔ Electronically Protected – Safeguards against overcurrent and short circuits
✔ Reverse Polarity Protection – Prevents damage due to incorrect wiring
✔ POINTBus Current Draw: 75 mA @ 5V DC

4. Physical & Mechanical Details

• Module Dimensions: 56 x 12 x 75.5 mm (2.2 x 0.47 x 2.97 inches)
• Enclosure Type Rating: Open-Style (Requires Enclosure)
• Key Switch Position: 1

5. Application Areas

✅ Programmable Logic Controllers (PLCs)
✅ Machine Automation & Control Systems
✅ Factory & Process Automation
✅ Distributed I/O Systems