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- Allen Bradley
- 1794-OB16P
- ControlNet Flex I/O Adapter Module
- USA
- 94 mm × 99 mm × 64 mm
- 0.1kg
- Xiamen, China
- New & In Stock
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- 1 Year
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We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
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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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Allen-Bradley 1794-OB16P Technical Description and Application Guide
1. Product Overview
The 1794-OB16P is a 16-channel protected digital DC output module designed for distributed industrial automation systems. It belongs to a modular I/O architecture used for expanding control systems in a flexible and decentralized manner.
This module provides 16 sourcing outputs operating at 24V DC, with built-in electronic protection that helps prevent damage from short circuits or overload conditions. It is commonly installed on a terminal base within a modular I/O rack and communicates through a backplane system.
The design focuses on reliability, compactness, and fault protection, making it suitable for demanding industrial environments.
2. Product Parameters
Electrical & Performance Specifications
| Parameter | Specification |
|---|---|
| Output Type | 16-point DC sourcing output |
| Rated Voltage | 24V DC nominal |
| Voltage Range | 10–31.2V DC |
| Max Output Current per Channel | 0.5 A |
| Total Output Current | 8.0 A |
| Flexbus Current | 60 mA @ 5V DC |
| Power Dissipation | ~5.0 W @ 31.2V DC |
| Thermal Dissipation | ~17 BTU/hr |
| On-state Voltage Drop | ≤ 0.5 V DC |
| Off-state Leakage Current | ≤ 0.5 mA |
| Switching Delay | ~0.5 ms |
| Short Circuit Protection | Electronic protection (per channel) |
Mechanical Specifications
| Parameter | Specification |
|---|---|
| Dimensions (H × L × W) | 94 mm × 99 mm × 64 mm |
| Weight | ~0.10 kg |
| Mounting Type | DIN rail (terminal base mounted) |
| Wiring Interface | Flex I/O terminal base system |
| Channel Indicators | 16 LED status indicators |
Environmental Specifications
| Parameter | Specification |
|---|---|
| Operating Temperature | 0 to 55 °C |
| Storage Temperature | -40 to 85 °C |
| Vibration Resistance | 5 g (10–500 Hz) |
| Shock Resistance | 30 g |
| Protection Level | Industrial environment rated |
3. Product Features
The 1794-OB16P is designed with several practical engineering features:
- 16 high-density DC output channels in a compact module
- Built-in electronic fusing for each output channel
- Real-time LED status indication for diagnostics
- Plug-in modular structure for quick replacement
- High-speed switching capability suitable for automation control
- Designed for distributed control architectures
Each output channel is independently protected, reducing the risk of system-wide failure due to a single fault condition.
4. Product Applications
This module is widely used in industrial automation and control systems, including:
- Automated production lines
- Conveyor and material transport systems
- Packaging machinery
- Robotics auxiliary control outputs
- Process control systems
- Motor starter and relay control circuits
- Remote distributed I/O panels
It is especially effective in systems requiring multiple discrete outputs in compact control cabinets.
5. Product Advantages
- High channel density reduces cabinet space requirements
- Individual channel protection improves system reliability
- Fast response time supports real-time control systems
- Modular structure simplifies maintenance and replacement
- LED diagnostics improve troubleshooting efficiency
- Flexible integration into distributed I/O networks
- Reduced wiring complexity compared to centralized systems
6. Brand and Series Information
| Category | Description |
|---|---|
| Brand | Industrial automation control equipment manufacturer (not shown as requested) |
| Series | FLEX I/O 1794 Series |
| Product Type | Protected digital output module |
| System Architecture | Distributed modular I/O system |
The FLEX I/O 1794 series is designed for scalable automation systems where inputs, outputs, and analog modules can be freely combined within the same architecture.
7. Recommended Modules – Same Series / Related Models
| Model | Type | Function | Voltage | Weight (kg) | Dimensions |
|---|---|---|---|---|---|
| 1794-OB16D | Digital Output Module | 16-point diagnostic output module | 24V DC | ~0.12 | 94×99×64 mm |
| 1794-IB16P | Digital Input Module | 16-point protected input module | 24V DC | ~0.10 | 94×94×64 mm |
| 1794-OB16A | Standard Output Module | 16-point basic output module | 24V DC | ~0.11 | 94×99×64 mm |
| 1794-OW8 | Relay Output Module | 8-point relay output module | 24V DC | ~0.20 | 94×99×64 mm |
| 1794-IE8 | Analog Input Module | 8-channel analog input module | — | ~0.18 | 94×99×64 mm |
8. Recommended Models – Same Brand Popular Products
| Model | Type | Function | Voltage | Weight (kg) | Dimensions |
|---|---|---|---|---|---|
| 1756-OB16E | Control system output module | High-performance 16-channel output | 24V DC | ~0.30 | 150×90×100 mm |
| 1756-IB16I | Control system input module | 16-channel isolated input | 24V DC | ~0.30 | 150×90×100 mm |
| 1734-OB8 | Compact distributed output | Small footprint 8-channel output | 24V DC | ~0.10 | 56×75×50 mm |
| 1769-IQ16 | Compact input module | 16-channel digital input | 24V DC | ~0.25 | 118×87×40 mm |
| 1769-OB16 | Compact output module | 16-channel digital output | 24V DC | ~0.25 | 118×87×40 mm |
9. Engineering Summary
The 1794-OB16P is designed for industrial environments requiring high-density output control with built-in protection mechanisms. Its modular structure makes it suitable for distributed control systems where flexibility, scalability, and maintenance efficiency are important.
Compared with standard output modules, it provides stronger fault protection and better diagnostic capability, reducing downtime in automated production environments.
It is a practical choice for engineers building compact, reliable, and expandable control systems in modern industrial automation.