Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613666033393 | ||
| +8613666033393 | |||
| 13666033393 | |||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China |
Product Description
The Yokogawa PW481-50 is an industrial-grade power supply module designed for high-reliability systems within the Yokogawa CENTUM VP platform. Operating on a 100 to 120 V AC input range, it is engineered to supply stable power to the Field Control Unit (FCU), FIO Node Unit, and Optical ESB Bus Repeater Unit. With the capability for dual-redundant operation and compliance with industrial ISA G3 standards, the PW481-50 ensures continuous operation under harsh conditions. This module is suitable for use in mission-critical process automation systems where uninterrupted power delivery is essential.
The PW481-50 model includes variant options such as explosion protection (-E) and enhanced environmental tolerance (-1) suitable for extreme temperature applications.
Technical Specifications
| Parameter | Value |
|---|---|
| Model | PW481-50 |
| Input Voltage Range | 100 – 120 V AC ±10% |
| Input Frequency | 50/60 Hz ±3 Hz |
| Maximum Power Consumption | 200 VA |
| Installation Compatibility | FCU, FIO Node Unit, Optical ESB Repeater |
| Interface Type | Exclusive connector |
| Dual Redundancy Support | Yes (Slot P1 & P2) |
| Applicable Slot Positions | P1 (single), P1 & P2 (redundant) |
| Protection Option (-E) | Explosion protection available |
| Temperature Range Option (-1) | -20°C to 70°C (ISA G3) |
| Weight | Approx. 1 kg |
| Dimensions (W x D x H) | 49.7 x 199.5 x 149 mm |
Product Features
-
Compatible with various Yokogawa system units including FCU and FIO Node.
-
Supports dual-redundant configuration for improved system reliability.
-
High power stability with regulated input specifications.
-
Modular design allows for quick field replacement.
-
Available in explosion-proof versions for hazardous environments.
-
ISA G3-compliant variant suitable for harsh temperature and humidity conditions.
Product Advantages
-
High Reliability: Ensures uninterrupted power supply for critical control systems.
-
Redundancy Support: Enhances operational uptime through hot-swappable redundant installation.
-
Compact Design: Saves panel space with efficient form factor.
-
Field-Proven: Trusted by global industries for its robust performance in demanding settings.
-
Flexibility: Offers configurations for standard, hazardous, and extreme environments.
-
Easy Integration: Seamless compatibility with Yokogawa CENTUM VP systems.
Applications
-
Distributed Control Systems (DCS)
-
Oil & Gas Process Automation
-
Petrochemical Plants
-
Pharmaceutical Manufacturing
-
Power Generation Facilities
-
Water Treatment and Desalination
-
Pulp and Paper Mills
-
Mining and Metallurgical Industries
Latest Report Title
“Yokogawa Strengthens Power Integrity Across Its CENTUM VP System With Enhanced PW48x Series Modules”
Published: January 22, 2021
Related Models (Same Series or Functional Equivalents)
| Model | Input Type | Power Consumption | Dimensions (mm) | Weight |
|---|---|---|---|---|
| PW481 | 100–120 V AC | 200 VA | 49.7 x 199.5 x 149 | 1 kg |
| PW482 | 220–240 V AC | 230 VA | 49.7 x 199.5 x 149 | 1 kg |
| PW484 | 24 V DC | 5.5 A | 49.7 x 199.5 x 149 | 1 kg |
| PW481-5 | Standard, no Ex-proof | 200 VA | 49.7 x 199.5 x 149 | 1 kg |
| PW481-E | Explosion protection | 200 VA | 49.7 x 199.5 x 149 | 1 kg |
| PW481-1 | ISA G3 Environmental Opt | 200 VA | 49.7 x 199.5 x 149 | 1 kg |
Popular Yokogawa Models
| Model | Function | Key Feature | Dimensions (mm) | Weight |
|---|---|---|---|---|
| PW101 | Power Supply Module | Base model for control systems | 50 x 130 x 200 | 1.2 kg |
| PW102 | Power Supply Module | High-capacity version | 50 x 130 x 200 | 1.2 kg |
| PW302-S4 | Power Supply Module | Extended temperature variant | 49.7 x 199.5 x 149 | 1.1 kg |
| PW401 | Power Supply Module | Enhanced reliability | 49.7 x 199.5 x 149 | 1.1 kg |
| PW402 | Power Supply Module | Designed for FIO systems | 49.7 x 199.5 x 149 | 1.1 kg |
| PW402 S2 | Power Supply Module | Second-gen optimized model | 49.7 x 199.5 x 149 | 1.1 kg |
FAQ
Frequently Asked Questions (FAQ)
Q1: What systems are compatible with the PW481-50 module?
A1: The PW481-50 is compatible with Yokogawa’s FCU, FIO Node Unit, and Optical ESB Bus Repeater Unit.
Q2: Can the PW481-50 be used in a dual-redundant configuration?
A2: Yes, by installing two identical modules in slots P1 and P2, dual-redundant operation is supported.
Q3: Is this module suitable for hazardous environments?
A3: Yes, the PW481-50 has a variant (-E) with explosion protection for hazardous area compliance.
Q4: What is the maximum power consumption of the PW481-50?
A4: The module consumes up to 200 VA at full load.
Q5: Can this module operate in extreme temperatures?
A5: Yes, the -1 variant meets ISA G3 standards and supports -20°C to 70°C operation.
Q6: What is the size and weight of the PW481-50?
A6: It measures 49.7 x 199.5 x 149 mm and weighs approximately 1 kg.
Q7: Is the output voltage of the PW481-50 specified?
A7: No, it is designed exclusively to power Yokogawa control units and is not a general-purpose power supply.
Q8: Can the PW481-50 be hot-swapped during operation?
A8: Yes, if installed in a redundant configuration, the module can be replaced without shutting down the system.
Tags
Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
