Product Overview
The Yokogawa PW481 Power Module is a high-performance and reliable power supply unité designed for Yokogawa CENTUM VP and ProSafe-RS systems. It delivers stable and redundant power to I/O, CPU, and relay modules, ensuring uninterrupted operation in critical industrial environments. With advanced diagnostics, hot-swappable capability, and robust construction, the PW481 enhances system reliability and supports long-term industrial applications.
Key Features
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Stable and reliable power supply for Yokogawa modules
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Redundancy support for continuous system operation
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Hot-swappable design for easy maintenance without downtime
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High efficiency and low heat generation
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Integrated monitoring and diagnostics for fault detection
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Compact, rugged construction suitable for harsh industrial environments
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Compatible with CENTUM VP and ProSafe-RS platforms
Technical Specifications
| Item | Specification |
|---|---|
| Module Type | Power Module |
| Modèle Number | PW481 |
| System Compatibility | Yokogawa CENTUM VP, ProSafe-RS |
| Input Voltage | 24 V DC (typical) |
| Output Voltage | 5 V DC / 12 V DC / 24 V DC (system dependent) |
| Output Power | 150 W (typical) |
| Redundancy | Supported (dual or multiple power supply configuration) |
| Diagnostics | Power health monitoring, status indication |
| Hot-Swappable | Yes |
| Operating Temperature | 0°C to 55°C |
| Storage Temperature | -40°C to 85°C |
| Humidity | 5% to 95% RH (non-condensing) |
| Cooling Method | Natural convection |
| Dimensions | 130 × 50 × 160 mm |
| Poids | 1.3 kg |
Industry Applications
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Oil & Gas – Supplying reliable power to critical control and safety modules
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Power Generation – Supporting turbine, boiler, and auxiliary system control
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Chemical & Petrochemical – Reliable power for process and safety interlocks
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Pharmaceuticals – Powering compliant automation and monitoring systems
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Water & Wastewater – Ensuring continuous operation sur distributed control unités
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Pulp & Paper – Maintaining uninterrupted control system performance
Questions fréquentes (FAQ)
Q1: What is the function sur the PW481 module?
It provides regulated power to Yokogawa control, CPU, and relay modules.
Q2: What input voltage does it require?
It typically operates from a 24 V DC input supply.
Q3: Does the PW481 support redundancy?
Yes, it can be used in dual or multi-power configurations for high availability.
Q4: Can the module be hot-swapped?
Yes, it is designed for replacement without shutting down the system.
Q5: What is the output power rating?
The module delivers approximately 150 W sur regulated power.
Q6: What diagnostics are included?
It provides power health monitoring and status indication.
Q7: What is the operating temperature range?
It operates between 0°C and 55°C.
Q8: Which Yokogawa systems is it compatible with?
It is compatible with CENTUM VP and ProSafe-RS systems.
Q9: How is the module cooled?
It uses natural convection cooling.
Q10: How much does the module weigh?
It weighs approximately 1.3 kg.
Related Modules
| Modèle Number | Description |
|---|---|
| PW481 | Power Module |
| PW442-10 | Power Module |
| NFPW442-10 | Redundant Power Module |
| NFPW444-50 | Power Module |
| NFCP502-W05 | CPU Module |
| NFDR541 | Relay Output Module |
Popular Yokogawa Modules
| Modèle Number | Description |
|---|---|
| AIP521 | Control Bus Coupler Module |
| 512V-Net | Coupler Module |
| NFCP502-W05 | CPU Module |
| NFAR181-S00 | RTD Input Module |
| NFDR541 | Relay Output Module |
| PW481 | Power Module |
Informations sur l'entreprise
E-mail: [email protected]
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Whatsapp：Contactez-nous par email
Add: Alishan Building, 2 Lvling Rd, District Siming, Xiamen, Fujian, Chine, 361006
Nos services
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