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- Yokogawa
- PW484-11
- 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: PW484-11
1. Product Overview
The PW484-11 is a rack-mounted industrial power supply module designed for use in automation control systems that require stable and regulated DC power distribution. It is installed inside control cabinets or system racks and supplies power to controllers, I/O modules, communication devices, and other industrial automation components.
This module is intended for integration into modular power architectures rather than standalone use. It operates as part of a distributed control system where multiple power units may be configured in parallel to ensure redundancy and continuous operation.
The PW484-11 is typically used in environments requiring high reliability, long service life, and stable performance under continuous industrial conditions.
2. Brand Information
The product belongs to a globally recognized industrial automation manufacturer specializing in:
- Process control systems
- Distributed control system (DCS) architectures
- Industrial measurement and instrumentation
- Control system hardware solutions
The PW series is widely adopted in industrial environments where system uptime and electrical stability are critical.
3. Series Information (PW Series)
The PW series is a family of modular rack-mounted power supply units designed for industrial automation systems.
Key characteristics include:
- Modular plug-in rack structure
- Hot-swappable maintenance capability
- Redundant power operation support
- Industrial-grade electrical isolation
- Continuous 24/7 operation capability
- Designed for distributed control system integration
The PW484-11 belongs to the DC input category within the PW484 power supply family.
4. Product Function Description
The PW484-11 functions as a regulated DC-to-DC power conversion module used in industrial control racks.
Main functional roles:
- Conversion and stabilization of DC input power
- Distribution of regulated DC power to system modules
- Voltage stabilization under varying load conditions
- Support for redundant power configurations
- Electrical isolation from system noise and disturbances
It is commonly installed in redundant configurations to ensure uninterrupted system operation.
5. Product Applications
The PW484-11 is widely used in industrial automation environments such as:
- Petrochemical processing systems
- Oil and gas production facilities
- Power generation control systems
- Water treatment and utility automation plants
- Manufacturing automation lines
- Distributed control system (DCS) installations
- Industrial monitoring and data acquisition systems
These applications require stable and continuous DC power supply infrastructure.
6. Product Advantages
The PW484-11 provides several engineering and operational advantages:
- Stable performance under continuous industrial operation
- Designed for long-term 24/7 service life
- Modular rack structure for easy installation and replacement
- Supports redundant system configuration for high reliability
- Strong resistance to electrical noise and transient disturbances
- Compact design suitable for control cabinet integration
- Optimized for industrial automation environments
7. Technical Specifications
Note: Some parameters depend on system configuration and revision level.
| Parameter | Specification |
|---|---|
| Model | PW484-11 |
| Input Type | DC input power module |
| Input Voltage | System-dependent DC range |
| Output Type | Regulated DC system output |
| Output Power | Configuration-based |
| Efficiency | High-efficiency industrial design |
| Protection Functions | Overvoltage / Overcurrent / Thermal protection |
| Redundancy Support | Supported |
| Installation Type | Rack-mounted plug-in module |
| Cooling Method | Cabinet airflow / forced cooling |
| Operating Temperature | Industrial environment rated |
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 |
|---|---|---|
| PW484-10 | Standard DC input module | DC input / rack type / redundancy supported |
| PW484-10 S1 | Revised DC module | Updated revision / system power module |
| PW482-11 | AC input standard module | AC input / industrial rack power unit |
| PW482-51 | High-voltage AC variant | 220–240 V AC input / system module |
| PW481-11 | Lower capacity AC module | AC input / compact rack power unit |
10. Popular Models (Same System Ecosystem)
| Model | Function | Key Parameters |
|---|---|---|
| CP451 | Central processing module | Rack CPU / system controller / industrial automation core |
| CP461 | Advanced control processor | High-performance process control unit |
| AI835 | Analog input module | Multi-channel signal acquisition module |
| 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 PW484-11 is designed for integration into modular rack-based industrial automation systems. It is not intended for standalone use, and its performance depends on system-level architecture.
Key engineering considerations include:
- Proper load distribution across modules
- Thermal management inside control cabinets
- Redundant system design strategy
- Electrical grounding and noise suppression
In critical applications, multiple modules are typically installed in parallel to ensure uninterrupted operation.
12. Conclusion
The PW484-11 is a robust industrial DC power supply module designed for stable integration into automation control systems. Its modular structure, redundancy capability, and industrial-grade design make it suitable for mission-critical environments requiring continuous and reliable power delivery.