Allen-Bradley 1734-OB4E 4-Point Digital Output Module

Description:

The Allen-Bradley 1734-OB4E POINT I/O 4-Point Digital Output Module is used in distributed industrial control systems to provide electronically protected 24VDC sourcing outputs for controlling field devices such as relays, solenoids, indicators, and actuators. Commonly installed in manufacturing equipment, packaging machinery, conveyor systems, process automation installations, and machine control applications utilizing the POINT I/O platform. Maintenance teams and system integrators use this module for repair, retrofit, expansion, or replacement of existing digital output modules to maintain reliable field device control and system performance.

Applications:

The Allen-Bradley 1734-OB4E is commonly used in PLC-based automation systems, distributed I/O networks, material handling equipment, packaging lines, assembly machinery, and process control systems. The module provides four electronically protected sourcing outputs that enable direct control of DC-powered field devices while offering short-circuit protection and output diagnostics. Its compact POINT I/O design allows flexible system expansion in applications where panel space and modularity are important. 

Technical Specifications:

• Brand: Allen-Bradley / Rockwell Automation
• Part Number: 1734-OB4E
• Product Type: POINT I/O Digital Output Module
• Series: Bulletin 1734 POINT I/O
• Output Channels: 4
• Output Type: DC Sourcing Output
• Output Voltage: 24 VDC
• Output Technology: Transistor Output
• Electronic Protection: Yes
• Output Current: 1 A per Channel
• Maximum Module Current: 3 A
• POINTBus Current: 75 mA at 5 VDC
• Isolation Voltage: 50 V Continuous
• Mounting Type: DIN Rail Mounted
• Enclosure Type: Open Style
• Operating Temperature: -20°C to +55°C
• Function: Digital Field Device Control
• Supports Relays and Solenoids
• Supports Indicator Lamps
• Supports DC Actuators
• Supports Industrial Automation Systems
• Suitable for Conveyor Systems
• Suitable for Packaging Equipment
• Suitable for Process Control Applications
• Suitable for Manufacturing Systems
• Short-Circuit Protected Outputs
• Output Status and Fault Diagnostics
• OEM Replacement Component
• Intended for OEM Equipment and Replacement Installations
• Suitable for Maintenance, Retrofit, and Repair Projects
• Engineered for Reliable Distributed I/O Performance

Common Replacements:

• Allen-Bradley 1734-OB4 POINT I/O 4-Point Digital Output Module
• Allen-Bradley 1734-OB8E POINT I/O 8-Point Protected Digital Output Module
• Allen-Bradley 5069-OB8 Compact 5000 Digital Output Module