Excellent PLC
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Yokogawa PW481 Power Module
- Product Details
- FAQs
- Related
- Contact Us
- Packing & Delivery
- Product Ratings
Product Overview
The Yokogawa PW481 Power Module is a high-performance and reliable power supply unit 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 |
| Model 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 |
| Weight | 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 of distributed control units
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Pulp & Paper – Maintaining uninterrupted control system performance
Frequently Asked Questions (FAQ)
Q1: What is the function of 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 of 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
| Model 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
| Model 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 |
Frequently Asked Questions (FAQ)
Q1: What is the function of 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 of 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
| Model 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
| Model 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 |
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.
As for the delivery time, when we receive your order requirements, we will arrange for warehouse personnel to test and verify the products. After you place the order, we will send it to you within 24 hours.
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