The Allen-Bradley 1734-OB8 Digital Output Module is an 8-point DC sourcing output module designed for the POINT I/O distributed I/O platform. Manufactured by Rockwell Automation, it provides reliable digital output control for industrial automation and remote I/O applications using EtherNet/IP-based systems.
This module is commonly used with CompactLogix and ControlLogix controllers in manufacturing, process automation, and machine control applications. Its compact modular design supports high-density installations while enabling efficient control of relays, solenoids, indicators, and other 24V DC field output devices.
Key Features of Allen-Bradley 1734-OB8 Digital Output Module
- 8-point DC sourcing digital output module
- Designed for POINT I/O distributed I/O systems
- Supports 24V DC industrial output devices
- Compatible with CompactLogix and ControlLogix platforms
- Compact modular design for reduced panel space
- Supports distributed EtherNet/IP architectures
- LED indicators for channel and module diagnostics
- Supports hot insertion and removal under power (RIUP)
- DIN rail mounting compatibility
- Electronic short-circuit protection
- Requires 1734-TB or 1734-TBS terminal base assembly
- Fast switching response for industrial automation systems
- Rugged industrial construction for harsh environments
- Open-style enclosure for industrial control cabinets
- Suitable for machine automation and process control applications
Technical Specifications of Allen-Bradley 1734-OB8 Digital Output Module
| Parameter | Specification |
|---|
| Manufacturer | Rockwell Automation |
| Brand | Allen-Bradley |
| Product Family | POINT I/O Series |
| Model Number | 1734-OB8 |
| Product Type | Digital DC Sourcing Output Module |
| Number of Outputs | 8 Outputs |
| Output Voltage | 24V DC Nominal |
| Output Voltage Range | 10…28.8V DC |
| Output Type | Sourcing |
| Output Current Rating | 1.0 A per output |
| Surge Current | 2 A for 10 ms |
| POINTBus Current | 75 mA |
| Power Dissipation | 2.0 W |
| Thermal Dissipation | 6.8 BTU/hr |
| Isolation Voltage | 50V Continuous |
| Mounting Type | DIN Rail |
| Terminal Base Compatibility | 1734-TB / 1734-TBS |
| Enclosure Type | Open Style |
| Operating Temperature | -20 to 55 °C |
| Storage Temperature | -40 to 85 °C |
| Relative Humidity | 5% to 95% Non-Condensing |
| Dimensions | 56 × 12 × 75.5 mm |
| Weight | Approx. 0.032 kg |
Package Includes
Standard package contents generally include:
- 1 × Allen-Bradley 1734-OB8 Digital Output Module
- Industrial protective packaging
- Factory identification label
- Inspection or quality assurance documentation
- Anti-static protective covering
Origin, Dimensions & Weight
- Origin: USA
- Dimensions: 56 × 12 × 75.5 mm
- Weight: Approx. 0.032 kg
Applications
The Allen-Bradley 1734-OB8 Digital Output Module is commonly used in:
- Distributed industrial I/O systems
- Manufacturing and assembly automation
- Conveyor and material handling systems
- Packaging and labeling machinery
- Process automation systems
- Water and wastewater treatment facilities
- Food and beverage processing plants
- SCADA and remote I/O systems
- Industrial networking and EtherNet/IP applications
- Machine automation and OEM equipment
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