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The 1794-PS3 is an industrial distributed I/O power supply module designed for modular automation systems operating in demanding industrial environments.
This module is developed to provide stable and reliable electrical power for distributed field I/O assemblies used in factory automation, process control, material handling systems, and intelligent manufacturing applications.
The 1794-PS3 is widely recognized for its compact modular design, strong electrical stability, and excellent compatibility with distributed control architectures.
It is engineered for long-term industrial operation where system reliability, power integrity, and continuous performance are essential.
The module supports multiple I/O assemblies and helps maintain consistent communication and control stability throughout the automation network.
| Item | Details |
|---|---|
| Brand | Allen Bradley |
| Product Model | 1794-PS3 |
| Product Type | Distributed I/O Power Supply Module |
| Product Category | FLEX I/O System Component |
| Main Function | System power distribution |
| Installation Method | DIN rail mounting |
| Application Industry | Industrial automation and control systems |
The 1794-PS3 belongs to the FLEX I/O modular distributed control series.
This series is designed for flexible and scalable automation systems that require remote I/O deployment and efficient field-level communication.
The FLEX I/O platform allows users to combine digital modules, analog modules, communication adapters, relay modules, and power supply units into customized industrial control systems.
The series is widely applied in industries requiring reliable distributed control architecture with minimal cabinet space usage and high operational efficiency.
Key characteristics of the FLEX I/O series include:
The 1794-PS3 serves as a dedicated power distribution module for distributed I/O assemblies.
Its primary function is to convert and regulate incoming electrical power into stable operating voltage for connected field I/O modules.
The module is optimized for industrial systems where uninterrupted operation and electrical reliability are critical.
Its internal circuitry is engineered to maintain voltage stability even under fluctuating industrial load conditions.
The compact structure enables installation inside space-limited control cabinets while maintaining sufficient thermal performance for continuous operation.
The rugged industrial housing helps protect internal components from environmental stress such as vibration, heat, and electrical noise.
| Parameter | Specification |
|---|---|
| Product Model | 1794-PS3 |
| Module Type | Industrial power supply module |
| Input Voltage | Industrial AC input |
| Output Voltage | Regulated DC system voltage |
| Power Distribution Capacity | Supports distributed I/O modules |
| Electrical Isolation | High isolation protection |
| Cooling Method | Fanless natural convection cooling |
| Protection Features | Overload, short-circuit, over-voltage protection |
| Mounting Type | DIN rail mounting |
| Wiring Method | Industrial terminal connection |
| Operating Temperature | -20°C to +55°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 5% to 95% non-condensing |
| Shock Resistance | Industrial shock-rated design |
| Vibration Resistance | Industrial vibration protection |
| Enclosure Material | Industrial-grade thermoplastic housing |
| LED Indicators | Power and system status indicators |
| Dimensions (L × W × H) | Approx. 94 mm × 94 mm × 69 mm |
| Weight | Approx. 0.31 kg |
The 1794-PS3 is designed to maintain stable electrical output during continuous industrial operation.
This helps improve communication reliability and ensures stable operation of connected I/O modules.
The module uses a compact industrial design suitable for distributed automation systems with limited cabinet space.
Its modular architecture simplifies installation and future system expansion.
Integrated electrical protection mechanisms help safeguard connected equipment from abnormal operating conditions.
The module improves system reliability while reducing the risk of equipment damage.
The natural convection cooling system eliminates internal moving parts.
This reduces maintenance requirements and improves long-term operational stability.
The module is engineered for harsh industrial environments exposed to vibration, electrical interference, and fluctuating temperatures.
It is suitable for continuous-duty industrial applications requiring high reliability.
| Advantage | Description |
|---|---|
| High Reliability | Designed for continuous industrial operation |
| Stable Voltage Regulation | Ensures reliable power distribution |
| Compact Installation Size | Saves valuable control cabinet space |
| Strong Compatibility | Supports multiple FLEX I/O modules |
| Easy Maintenance | Simplified modular replacement |
| Long Service Life | Industrial-grade component construction |
| Reduced Downtime | Reliable operation minimizes failures |
| Low Maintenance Cost | Fanless design reduces servicing requirements |
The 1794-PS3 is widely used across multiple industrial automation sectors requiring distributed power support.
Typical application environments include:
The module is especially suitable for applications requiring scalable remote I/O architecture and stable distributed control performance.
| Model | Description | Function Type | Capacity / Channels | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1794-PS1 | Standard distributed power supply | Power module | FLEX I/O system support | 94 × 94 × 69 | 0.30 |
| 1794-PS13 | Enhanced power supply module | Power module | High-capacity system power | 94 × 94 × 69 | 0.32 |
| 1794-AENTR | Ethernet communication adapter | Communication module | Dual Ethernet ports | 94 × 94 × 69 | 0.30 |
| 1794-IB16 | Digital input module | Input module | 16 digital inputs | 94 × 94 × 69 | 0.24 |
| 1794-OB16P | Digital output module | Output module | 16 digital outputs | 94 × 94 × 69 | 0.25 |
| Model | Description | Product Type | Main Application | Dimensions (mm) | Weight (kg) |
|---|---|---|---|---|---|
| 1756-PA75 | Industrial rack power supply | Power module | Large automation systems | 145 × 105 × 32 | 0.40 |
| 1756-EN2TR | Ethernet communication module | Network module | Industrial Ethernet systems | 145 × 105 × 35 | 0.31 |
| 1769-L33ER | Compact automation controller | PLC controller | Machine automation | 118 × 87 × 87 | 0.35 |
| 1734-IB8S | Safety digital input module | Safety I/O | Machine safety applications | 56 × 12 × 75 | 0.10 |
| 1606-XLS240E | Industrial DIN rail power supply | Power supply | Control cabinet systems | 123 × 50 × 120 | 0.70 |
The 1794-PS3 is designed for seamless integration into modular industrial control systems.
It supports distributed I/O configurations where multiple communication and signal modules operate within a shared automation architecture.
The module helps improve overall system flexibility by allowing engineers to expand or modify installations without redesigning the complete control system.
Its compatibility with various distributed I/O modules makes it suitable for both small machine control systems and large-scale industrial automation platforms.
The 1794-PS3 is a reliable and compact industrial power supply module developed for distributed automation applications requiring stable electrical performance and long-term operational durability.
Its modular construction, strong protection capability, high environmental adaptability, and compatibility with FLEX I/O systems make it an ideal choice for modern industrial control environments.
The module is widely used in manufacturing, process automation, logistics systems, and intelligent industrial equipment where dependable distributed power distribution is essential for maintaining system stability and operational efficiency.