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- 1756-OB16E
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- USA
- 14.5 × 5.6 × 14.0 cm
- 0.38kg
- Xiamen, China
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1756-OB16E Detailed Product Overview
Product Introduction
The 1756-OB16E is a 16-point electronic fused digital DC output module designed for industrial automation systems requiring high reliability, built-in protection, and fast switching performance. It belongs to the ControlLogix modular automation platform and is widely used in manufacturing environments where stable DC output control and circuit protection are essential.
This module provides 16 DC sourcing output channels with integrated electronic fusing per point. Unlike standard output modules, the 1756-OB16E does not rely on replaceable physical fuses. Instead, it uses internal electronic protection that automatically limits current during overload conditions, improving system uptime and reducing maintenance requirements.
The module is installed in a ControlLogix chassis and works together with PLC processors, communication modules, and other I/O devices to form a complete automation system. It is suitable for continuous industrial operation in environments with electrical noise, vibration, and long production cycles.
Brand Information
| Item | Description |
|---|---|
| Brand | Industrial Automation Brand |
| Product Platform | ControlLogix |
| Product Type | Electronic Fused DC Output Module |
| Main Function | DC Load Switching + Electronic Protection |
| Installation Method | Chassis Mount |
| Output Type | Transistor Sourcing Output |
| Application Category | Industrial Automation |
| System Architecture | Modular PLC System |
Product Series Introduction
ControlLogix Series
The ControlLogix platform is a modular industrial automation system designed for complex control applications requiring scalability, high-speed processing, and integrated diagnostics.
The system supports:
- PLC logic processing
- Digital I/O control
- Motion control integration
- Industrial communication networks
- System diagnostics
- Safety and fault handling functions
Key characteristics:
- High-speed backplane communication
- Modular expansion capability
- Strong industrial reliability
- Flexible architecture design
- Long-term operational stability
- Integrated protection functions
The 1756-OB16E belongs to the electronically fused DC output module category and is optimized for safe and reliable DC load switching in industrial environments.
It is widely used in:
- Automotive manufacturing systems
- Packaging machinery
- Material handling systems
- Logistics automation
- Food processing lines
- Robotics systems
- General industrial automation
1756-OB16E Technical Specifications
| Parameter | Specification |
|---|---|
| Model | 1756-OB16E |
| Product Type | Electronic Fused DC Output Module |
| Series | ControlLogix |
| Number of Outputs | 16 Channels |
| Output Voltage Range | 10–31.2 V DC |
| Output Type | Transistor Sourcing Output |
| Output Grouping | 2 groups (8 points each) |
| Maximum Current per Point | 0.5 A |
| Total Module Current | 8 A (system dependent) |
| Protection Type | Electronic fuse per channel |
| Short-Circuit Protection | Built-in electronic limiting |
| Output Leakage Current | ≤ 0.1 mA |
| Voltage Drop | ~1.2 V DC |
| Response Time | ~0.7–1 ms |
| Isolation Voltage | 250 V continuous |
| Backplane Current @ 5.1V DC | ~250 mA |
| Backplane Current @ 24V DC | ~2 mA |
| Power Dissipation | ~4.1 W |
| Thermal Dissipation | ~13.98 BTU/hr |
| 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（ ） | 0.38 kg |
Product Features
1. Electronic Fuse Protection
Each output channel includes built-in electronic fusing. When overload or short circuit occurs, the module automatically limits current and protects the circuit without replacing physical fuses.
2. 16-Channel DC Output Design
The module provides 16 independent DC output channels, enabling efficient control of multiple field devices such as relays, solenoids, lamps, and actuators.
3. Fast Switching Performance
With a response time below 1 ms, the module supports rapid switching operations for high-speed automation systems.
4. No Mechanical Fuse Replacement
Compared to traditional fuse-based modules, maintenance is reduced because protection is handled electronically.
5. Industrial Reliability
Designed for harsh environments, the module maintains stable operation under vibration, noise, and continuous production conditions.
Product Advantages
Built-in Protection System
Electronic fusing eliminates the need for external fuse management and reduces downtime.
High-Speed Output Control
Fast switching improves machine coordination and process efficiency.
Compact Modular Structure
Optimized size reduces cabinet space requirements.
Reduced Maintenance Cost
No physical fuse replacement reduces maintenance workload.
Stable DC Output Performance
Ensures consistent and reliable operation of industrial devices.
Easy System Integration
Fully compatible with ControlLogix modular architecture.
Main Applications
Automotive Manufacturing
Used in robotic systems, assembly lines, and automated transfer equipment.
Packaging Systems
Controls conveyors, sensors, labeling machines, and automated packaging devices.
Material Handling
Supports warehouse automation and logistics conveyor systems.
Process Automation
Used in industrial systems requiring protected DC switching outputs.
Robotics Systems
Provides fast and reliable output control for actuators and control devices.
General Manufacturing
Used in machine control and industrial production systems.
Industrial Performance Summary
| Capability | Benefit |
|---|---|
| Electronic Fuse Design | Improved safety |
| 16 Output Channels | High integration efficiency |
| Fast Response Time | Better machine performance |
| Built-in Protection | Reduced downtime |
| Modular Architecture | Flexible expansion |
| Stable DC Output | Reliable operation |
| Compact Design | Space saving |
| Industrial Durability | Long service life |
Recommended Related Models (Same Series / Similar Function)
| Model | Type | Channels | Output Type | Dimensions | Weight kg（ ） | Feature |
|---|---|---|---|---|---|---|
| 1756-OB16 | DC Output Module | 16 | DC | 14.5 × 5.6 × 14.0 cm | 0.36 kg | Standard DC output |
| 1756-OB8 | DC Output Module | 8 | DC | 14.5 × 5.6 × 14.0 cm | 0.32 kg | Compact design |
| 1756-OB16D | Diagnostic DC Output | 16 | DC | 14.5 × 5.6 × 14.0 cm | 0.40 kg | Built-in diagnostics |
| 1756-OB16I | Isolated DC Output | 16 | DC | 14.5 × 5.6 × 14.0 cm | 0.35 kg | Electrical isolation |
| 1756-OB32 | High-density DC Output | 32 | DC | 14.5 × 5.6 × 14.0 cm | 0.30 kg | High channel count |
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 | Network communication | 14.5 × 5.6 × 14.0 cm | 0.29 kg | Stable industrial networking |
| 1756-IB16 | Input Module | Digital input | 14.5 × 5.6 × 14.0 cm | 0.27 kg | Reliable signal acquisition |
| 1756-IF16 | Analog Module | Signal processing | 14.5 × 5.6 × 14.0 cm | 0.31 kg | High precision |
| 1756-PA75 | Power Module | Power supply | 14.5 × 5.6 × 14.0 cm | 0.90 kg | Stable system power |
Installation Notes
- Install in ventilated industrial cabinet
- Ensure proper grounding
- Use industrial wiring standards
- Avoid moisture and conductive dust
- Maintain heat dissipation space
Maintenance Notes
| Item | Recommendation |
|---|---|
| Terminal inspection | Regular checking |
| Dust cleaning | Periodic maintenance |
| Temperature control | Ensure ventilation |
| Output testing | Verify operation |
| Power stability | Maintain steady supply |
| Vibration control | Reduce mechanical stress |
Overall Summary
The 1756-OB16E is an electronically fused 16-channel DC output module designed for industrial automation systems requiring high reliability, fast switching, and built-in protection. Its electronic fuse design significantly improves system safety and reduces maintenance requirements, making it suitable for modern manufacturing environments that demand stable, efficient, and low-downtime automation control.