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- Yokogawa
- PW482-11 S2
- Power Supply Module
- Japan
- 146.5 × 199.5 × 49.7 mm
- 1kg
- Xiamen, China
- New & In Stock
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Industrial Power Supply Module Technical Report
Model: PW482-11 S2
1. Product Overview
The PW482-11 S2 is a rack-mounted industrial power supply module designed for use in distributed control systems and industrial automation environments. It provides regulated DC power to system components such as controllers, I/O modules, communication interfaces, and process control hardware.
This module is engineered for continuous operation in mission-critical environments where system stability, electrical isolation, and redundancy capability are required. It is typically installed inside standardized automation racks and operates as part of a larger control system power architecture.
The “S2” revision indicates an updated hardware or manufacturing revision within the PW482-11 product family, generally associated with improved reliability and component optimization.
2. Brand Information
The product belongs to a globally recognized industrial automation manufacturer specializing in:
- Process control systems
- Distributed control systems (DCS)
- Industrial instrumentation
- Field control and monitoring equipment
The PW series is widely used in industrial automation infrastructure requiring stable and redundant power distribution.
3. Series Information (PW Series)
The PW series is a family of modular rack-mounted power supply units designed for industrial control environments.
Key characteristics of the series include:
- Modular plug-in rack design
- Hot-swappable maintenance capability
- Redundant power operation support
- Industrial-grade electrical isolation
- Continuous 24/7 operation capability
- Designed for distributed control system architecture
The PW482-11 S2 is an updated revision within the PW482 AC input power supply family.
4. Product Function Description
The PW482-11 S2 functions as a regulated AC-to-DC power conversion module used inside industrial control racks.
Core functions include:
- Conversion of AC input power into stable DC output
- Power distribution to control system modules
- Voltage stabilization under dynamic load conditions
- Support for redundant power configurations
- Electrical isolation from system disturbances
It is typically installed in parallel configurations to ensure high system availability and fault tolerance.
5. Product Applications
The PW482-11 S2 is used in a wide range of industrial automation and process control environments, including:
- Petrochemical processing plants
- Oil and gas refining systems
- Power generation control systems
- Water treatment and wastewater facilities
- Manufacturing automation lines
- Distributed control system (DCS) installations
- Industrial monitoring and data acquisition systems
These environments require uninterrupted and stable power supply for critical control operations.
6. Product Advantages
The PW482-11 S2 provides several key operational and engineering advantages:
- High stability under continuous industrial load conditions
- Improved reliability compared to earlier revisions
- Modular rack-mounted structure for easy maintenance
- Supports redundant power supply configurations
- Strong resistance to electrical noise and interference
- Designed for long-term 24/7 continuous operation
- Optimized for industrial automation system integration
7. Technical Specifications
| Parameter | Specification |
|---|---|
| Model | PW482-11 S2 |
| Input Voltage | 100–120 V AC |
| Input Frequency | 50/60 Hz |
| Output Type | Regulated DC system output |
| Output Power | System-dependent configuration |
| Efficiency | High-efficiency industrial design |
| Protection Functions | Overvoltage / Overcurrent / Thermal protection |
| Redundancy Support | Supported |
| Installation Type | Rack-mounted plug-in module |
| Revision | S2 (enhanced version) |
| Operating Temperature | -20°C to +70°C |
| Cooling Method | System airflow / forced cooling |
8. Mechanical Dimensions and Weight
| Item | Specification |
|---|---|
| Dimensions (W × H × D) | 146.5 × 199.5 × 49.7 mm |
| Weight | approx. 1.0 kg |
| Mounting Type | Rack plug-in module |
| Housing Material | Industrial-grade metal enclosure |
9. Related Models (Same Series / Similar Function)
| Model | Description | Key Parameters |
|---|---|---|
| PW481-11 | Standard AC input module | 100–120 V AC / rack type / ~1.0 kg / 146.5×199.5×49.7 mm |
| PW482-11 | Standard revision model | AC input / redundant support / industrial rack module |
| PW482-51 | Enhanced configuration version | AC input / improved stability / system power module |
| PW484-11 | DC input power module | 24 V DC input / industrial automation rack |
| PW401-11 | Compact power module | Low capacity / compact rack design |
10. Popular Models (Same Manufacturer Ecosystem)
| Model | Function | Key Parameters |
|---|---|---|
| CP451 | Central processing unit module | Rack CPU / system controller / industrial automation core |
| CP461 | Advanced controller module | High-performance control processing unit |
| AI835 | Analog input module | Multi-channel signal acquisition / rack installation |
| AO845 | Analog output module | Process control output module |
| DI840 | Digital input module | Discrete signal acquisition module |
| DO840 | Digital output module | Relay/output control module |
11. Engineering Notes
The PW482-11 S2 is designed as part of a modular power architecture used in industrial automation systems. Its operational performance depends on:
- Rack configuration design
- Load distribution strategy
- System redundancy planning
- Thermal management inside control cabinets
In critical applications, dual-module redundancy is commonly implemented to ensure uninterrupted operation.
12. Conclusion
The PW482-11 S2 is a refined industrial power supply module designed for stable integration into automation and process control systems. With its modular architecture, redundancy capability, and enhanced revision design, it is suitable for continuous operation in demanding industrial environments where power reliability is essential.