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- Allen-Bradley
- 1762-OB8
- MicroLogix 8-Point Digital Solid-State Output Module
- USA
- 90 x 40.4 x 87 mm
- 0.21 kg
- Xiamen, China
- New & In Stock
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Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
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We provide 7*24 hours service to our customers. We will be there whenever you need us.
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All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview
The Allen-Bradley 1762-OB8 MicroLogix 8-Point Digital Solid-State Output Module is a compact digital output expansion module designed for industrial PLC automation systems.
This module provides eight solid-state DC output channels for controlling industrial devices such as relays, solenoid valves, indicator lights, alarms, and other field equipment. Built for high-speed switching and reliable industrial operation, the 1762-OB8 is widely used in machine automation, process control, and industrial monitoring systems.
As part of the MicroLogix expansion I/O family, this module integrates seamlessly with MicroLogix controllers and supports scalable automation system architectures.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Allen-Bradley |
| Model | 1762-OB8 |
| Product Type | Digital Solid-State Output Module |
| Series | MicroLogix Expansion I/O |
| Number of Outputs | 8 digital outputs |
| Output Type | Solid-state DC outputs |
| Output Configuration | Sourcing transistor outputs |
| Output Voltage Range | 20.4 to 26.4V DC |
| Signal Type | Digital DC output |
| Isolation | Group isolated outputs |
| Communication Method | PLC backplane communication |
| Mounting Type | DIN rail / panel mounted |
| Wiring Method | Screw terminal connection |
| Compatible Controllers | MicroLogix 1100 / 1200 / 1400 |
| Dimensions | 90 × 40.4 × 87 mm |
| Weight | 0.21 kg |
| Application | Industrial digital output control |
| Operating Environment | Industrial-grade automation systems |
Function and Working Principle
The 1762-OB8 functions as a digital DC output interface module for industrial PLC systems.
Its operating process includes:
- Receiving control commands from the PLC processor
- Activating solid-state transistor output channels
- Switching connected DC field devices ON or OFF
- Delivering fast and stable digital output signals
- Supporting synchronized industrial automation processes
The solid-state design eliminates mechanical contact wear, resulting in improved switching speed and longer operational life.
Role in Industrial Control Systems
Within industrial automation systems, the 1762-OB8 serves as a compact digital output expansion module.
It is commonly used to control:
- Solenoid valves
- Indicator lamps
- Industrial relays
- Alarm systems
- DC contactors
- Automated machine actuators
It expands PLC output capability while maintaining a compact installation footprint.
Industrial Applications
The Allen-Bradley 1762-OB8 is widely used in:
- Manufacturing automation
- Packaging machinery
- Conveyor systems
- Material handling equipment
- HVAC automation
- Water treatment systems
- Industrial process control applications
It is especially suitable for compact automation systems requiring reliable DC digital output control.
Installation and System Integration
Proper installation ensures reliable long-term performance:
- Mounted on DIN rail or industrial control panels
- Connected directly to MicroLogix PLC expansion buses
- Wired using industrial screw terminal connections
- Installed within protected industrial cabinets
- Requires proper grounding and electrical protection
Correct installation improves operational stability and reduces electrical interference.
Compatible System Components
The 1762-OB8 typically works with:
- MicroLogix PLC controllers
- 1762 analog and digital I/O modules
- Human Machine Interfaces (HMI)
- Industrial sensors and actuators
- Motor starter systems
- Communication interface modules
It functions as part of a scalable industrial automation platform.
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| 1762-OB16 | DC output module | 16-point transistor outputs | Medium-scale automation |
| 1762-OA8 | AC output module | Solid-state AC outputs | AC control systems |
| 1762-OW8 | Relay output module | Mechanical relay switching | General-purpose control |
| 1762-OB32T | High-density output module | 32-point DC outputs | Large automation systems |
| Siemens SM1222 | Digital output module | Industrial PLC compatibility | Industrial automation |
Key Advantages
- Compact 8-point output design
- Fast solid-state switching performance
- Reliable transistor output technology
- Seamless MicroLogix PLC integration
- Reduced mechanical wear
- Suitable for continuous industrial operation
Technical FAQs
What is the primary function of the 1762-OB8?
It provides eight digital DC outputs for industrial automation systems.
What type of outputs does it support?
It supports solid-state transistor DC outputs.
Which PLC systems are compatible with this module?
It is compatible with MicroLogix 1100, 1200, and 1400 controllers.
What are the benefits of solid-state outputs?
Solid-state outputs provide faster response speed, improved durability, and reduced maintenance requirements.
Conclusion
The Allen-Bradley 1762-OB8 MicroLogix 8-Point Digital Solid-State Output Module is a reliable industrial expansion module designed for efficient digital DC output control in PLC automation systems. With fast transistor switching performance, compact construction, and seamless MicroLogix integration, it delivers dependable operation for industrial machine automation and process control applications.
For engineers and system integrators, the 1762-OB8 provides scalable output expansion, stable industrial performance, and long-term reliability in demanding automation environments.