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- 1756-OB16
- ControlLogix ControlNet Communication Module
- USA
- 14.5 × 5.6 × 14.0 cm
- 0.36kg
- Xiamen, China
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1756-OB16 Detailed Product Overview
Product Introduction
The 1756-OB16 is a 16-point digital DC output module designed for industrial automation systems requiring reliable signal switching, fast response performance, and stable control of field devices. It is part of the ControlLogix platform and is widely used in manufacturing environments where precise and dependable DC output control is required.
This module provides 16 transistor-based DC output channels that are used to drive industrial loads such as relays, solenoids, indicator lamps, motor starters, and control circuits. It is designed for integration into a ControlLogix chassis and works together with PLC processors and communication modules to form a complete automation system.
The 1756-OB16 is engineered for continuous industrial operation and is suitable for environments with vibration, electrical noise, and long production cycles. Its compact modular design supports flexible system configuration and scalable automation architecture.
Brand Information
| Item | Description |
|---|---|
| Brand | Industrial Automation Brand |
| Product Platform | ControlLogix |
| Product Type | Digital DC Output Module |
| Main Function | DC Load Switching Control |
| Installation Method | Chassis Mount |
| Output Type | Transistor DC Output |
| Application Category | Industrial Automation |
| System Architecture | Modular PLC System |
Product Series Introduction
ControlLogix Series
The ControlLogix series is a modular automation platform designed for complex industrial control systems requiring high performance, scalability, and integration capability.
The platform supports:
- PLC logic processing
- Digital input/output control
- Motion control systems
- Industrial communication networks
- Process automation
- Diagnostic and safety functions
Key features of the platform include:
- High-speed backplane communication
- Modular system expansion
- Strong industrial reliability
- Flexible architecture design
- Long-term operational stability
- Multi-device integration capability
The 1756-OB16 belongs to the DC output module family within this platform and is optimized for fast and reliable switching of DC loads in industrial systems.
It is widely used in:
- Automotive manufacturing
- Packaging machinery
- Material handling systems
- Logistics automation
- Food processing systems
- Printing equipment
- General industrial control systems
1756-OB16 Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 1756-OB16 |
| Product Type | Digital DC Output Module |
| Series | ControlLogix |
| Number of Outputs | 16 Channels |
| Output Voltage Range | 10–30V DC |
| Output Type | Transistor (Sourcing) |
| Output Groups | 2 Groups (8 channels each) |
| Maximum Current per Point | 0.5 A |
| Maximum Module Current | 8 A total |
| Output Leakage Current | ≤ 0.1 mA |
| Response Time | ~1 ms typical |
| Isolation Voltage | 50 V continuous |
| Backplane Current @ 5.1V DC | Approx. 250 mA |
| Backplane Current @ 24V DC | Approx. 140 mA |
| Power Dissipation | Approx. 3.3 W |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Humidity Range | 5%–95% non-condensing |
| Vibration Resistance | Industrial grade |
| Shock Resistance | Industrial grade |
| Wiring Method | Removable Terminal Block |
| Cooling Method | Passive cooling |
| Dimensions | 14.5 × 5.6 × 14.0 cm |
| Weight kg（ ） | 0.36 kg |
Product Features
1. 16-Channel DC Output Design
The module provides 16 independent DC output channels, allowing efficient control of multiple industrial devices from a single module. This improves wiring efficiency and reduces cabinet space requirements.
2. Fast Switching Response
With a typical response time of around 1 ms, the module provides fast and accurate switching performance for industrial automation systems.
3. Transistor Output Structure
The module uses transistor-based DC output, ensuring fast switching speed and long electrical lifespan compared to mechanical relay outputs.
4. Industrial Reliability
Designed for harsh environments, the module operates reliably under vibration, electrical noise, and continuous industrial workloads.
5. Modular Integration
The module integrates seamlessly with other ControlLogix components, supporting flexible system design and expansion.
Product Advantages
High-Speed Output Control
Fast switching performance improves machine response and production efficiency.
Compact Modular Structure
Reduces cabinet space usage and simplifies installation.
Stable DC Output Performance
Ensures consistent and reliable DC signal control for industrial devices.
Low Maintenance Requirement
Solid-state transistor design reduces mechanical wear and maintenance needs.
High System Compatibility
Works efficiently within ControlLogix architecture for flexible automation design.
Efficient Multi-Device Control
16-channel configuration improves system integration efficiency.
Main Applications
Packaging Machinery
Used for controlling conveyors, sensors, labeling machines, and automated packaging systems.
Automotive Manufacturing
Applied in robotic systems, assembly lines, and transfer equipment.
Material Handling Systems
Supports conveyor control, warehouse automation, and logistics systems.
Process Automation
Used in industrial systems requiring stable DC switching control.
Food and Beverage Industry
Controls valves, pumps, and processing equipment.
Printing Machinery
Used for synchronized machine control and auxiliary DC devices.
Industrial Performance Summary
| Capability | Benefit |
|---|---|
| 16-Channel Output Design | High integration efficiency |
| Fast Response Time | Improved machine performance |
| Transistor Output | Long lifespan switching |
| Modular Architecture | Easy system expansion |
| Stable DC Control | Reliable operation |
| Compact Design | Space-saving installation |
| Low Maintenance | Reduced downtime |
| Industrial Durability | Long-term stability |
Recommended Related Models (Same Series / Similar Function)
| Model | Type | Channels | Output Type | Dimensions | Weight kg（ ） | Feature |
|---|---|---|---|---|---|---|
| 1756-OB8 | DC Output Module | 8 | DC | 14.5 × 5.6 × 14.0 cm | 0.32 kg | Compact DC output |
| 1756-OB16E | Electronically fused DC output | 16 | DC | 14.5 × 5.6 × 14.0 cm | 0.28 kg | Built-in protection |
| 1756-OB16I | Isolated DC Output | 16 | DC | 14.5 × 5.6 × 14.0 cm | 0.35 kg | Electrical isolation |
| 1756-OB32 | DC Output Module | 32 | DC | 14.5 × 5.6 × 14.0 cm | 0.30 kg | High-density output |
| 1756-OX8I | Relay Output Module | 8 | Relay | 14.5 × 5.6 × 14.0 cm | 0.36 kg | Relay isolation output |
Recommended Popular Models (Same Platform)
| Model | Type | Function | Dimensions | Weight kg（ ） | Advantage |
|---|---|---|---|---|---|
| 1756-L81E | PLC Processor | High-speed control | 14.5 × 5.6 × 14.0 cm | 0.45 kg | Strong processing power |
| 1756-EN2TR | Ethernet Module | Industrial networking | 14.5 × 5.6 × 14.0 cm | 0.29 kg | Stable communication |
| 1756-IB16 | Input Module | Digital input | 14.5 × 5.6 × 14.0 cm | 0.27 kg | Reliable signal input |
| 1756-IF16 | Analog Module | Signal processing | 14.5 × 5.6 × 14.0 cm | 0.31 kg | High accuracy |
| 1756-PA75 | Power Module | Power distribution | 14.5 × 5.6 × 14.0 cm | 0.90 kg | Stable system power |
Installation Notes
- Install in ventilated control cabinet
- Ensure proper grounding for noise reduction
- Use industrial-grade wiring
- Avoid high humidity and conductive dust
- Maintain proper heat dissipation spacing
Maintenance Notes
| Item | Recommendation |
|---|---|
| Wiring check | Inspect terminals regularly |
| Dust cleaning | Clean cabinet periodically |
| Temperature control | Maintain ventilation |
| Output testing | Verify switching function |
| Power stability | Ensure stable supply |
| Vibration control | Reduce mechanical stress |
Overall Summary
The 1756-OB16 is a reliable 16-channel DC output module designed for industrial automation systems requiring fast switching performance, stable signal control, and efficient system integration. Its transistor-based design, modular structure, and high compatibility with ControlLogix systems make it suitable for a wide range of industrial applications where precise DC output control is required.