Products Description
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Product Description – Yokogawa PW481-11 Power Supply Module
The Yokogawa PW481-11 is an industrial-grade power supply module designed specifically for integration within Yokogawa’s control system infrastructure. It is primarily intended for use with the Field Control Unit (FCU), FIO Node Units, and Optical ESB Bus Repeater Units. This model supports 100–120 V AC input and features a robust design optimized for reliability and redundancy in mission-critical industrial environments.
The PW481-11 enables stable and efficient power distribution in centralized control systems. It supports single and dual-redundant power configurations and is built to meet the stringent requirements of industrial automation and process control systems.
Product Specifications
| Parameter | Specification |
|---|---|
| Model | PW481-11 |
| Input Voltage | 100 to 120 V AC ±10% |
| Input Frequency | 50/60 Hz ±3 Hz |
| Maximum Power Consumption | 200 VA |
| Input/Output Interface | Exclusive Connector |
| Installation Slot | P1–P2 in FCU, FIO Node, or Optical Repeater |
| Installation Options | Single or dual-redundant configuration |
| Applicable Units | AFV30D, A2FV50D, ANB10D, ANT10U, etc. |
| Explosion Protection Options | Standard (-5), With Protection (-E) |
| ISA G3 Coating Option | Available with extended temperature (-20°C to 70°C) |
| Dimensions (W x H x D) | 49.7 × 199.5 × 149 mm |
| Weight | Approx. 1 kg |
Product Features
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Designed exclusively for Yokogawa control system platforms including FCU, FIO Node Units, and Optical ESB Bus Repeater Units
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Supports both single and dual-redundant installation for high system reliability
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AC input range of 100–120 V AC with frequency stability
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Compact form factor allowing efficient installation
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Optional ISA G3 coating for enhanced environmental durability
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Explosion-proof type available for hazardous environments
Product Advantages
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Reliability: Engineered for critical infrastructure with robust power delivery
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Redundancy Support: Dual modules allow seamless failover
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Flexibility: Multiple configuration options and compatibility with a wide array of Yokogawa systems
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Industrial Grade: Built for operation in demanding industrial environments
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Longevity: Yokogawa’s proven quality ensures long operational life and low maintenance costs
Product Applications
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Integrated Production Control System (CENTUM VP)
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Oil and gas processing plants
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Petrochemical and chemical industries
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Power generation facilities
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Pharmaceutical manufacturing
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Pulp and paper industries
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Any industrial automation system requiring reliable modular power supply
Latest Product News Title
“Yokogawa Expands its CENTUM VP Platform with High-Reliability PW48x Series Power Modules for Enhanced Process System Resilience”
Related Models from the Same Series
| Model | Input Voltage | Power Consumption | Dimensions (mm) | Weight |
|---|---|---|---|---|
| PW481 | 100–120 V AC | 200 VA | 49.7 × 199.5 × 149 | 1 kg |
| PW482 | 220–240 V AC | 230 VA | 49.7 × 199.5 × 149 | 1 kg |
| PW484 | 24 V DC | 5.5 A | 49.7 × 199.5 × 149 | 1 kg |
| PW481-E | 100–120 V AC (Explosion-Proof) | 200 VA | 49.7 × 199.5 × 149 | 1 kg |
| PW482-E | 220–240 V AC (Explosion-Proof) | 230 VA | 49.7 × 199.5 × 149 | 1 kg |
| PW484-E | 24 V DC (Explosion-Proof) | 5.5 A | 49.7 × 199.5 × 149 | 1 kg |
Popular Yokogawa Models
| Model | Product Type | Application | Key Feature |
|---|---|---|---|
| CP451-10 | CPU Module | CENTUM VP Controller | High-speed processing |
| ALR121-S00 | Alarm Module | Safety and Monitoring | LED indicators, compact size |
| ADV551 | Digital Output Module | Signal Output | 32 channel DO |
| AAI543-H50 | Analog Input Module | Field Input Acquisition | High-precision HART support |
| PW402 | Power Supply Module | Control System Redundant Power | DC 24 V output, compact and efficient |
| AMN11 | Node Interface Module | FIO/ESB Bus Communications | High-performance bus interfacing |
FAQ
FAQ – Yokogawa PW481-11 Power Supply Module
Q1: What type of input voltage does the PW481-11 accept?
A1: The PW481-11 operates with 100–120 V AC ±10% input voltage at 50/60 Hz.
Q2: Can PW481-11 be used in a redundant power configuration?
A2: Yes, it supports dual-redundant configurations when two identical modules are installed in slots P1 and P2.
Q3: Is the PW481-11 compatible with all Yokogawa units?
A3: No, it is specifically designed for use with FCU, FIO Node Units, and Optical ESB Bus Repeater Units.
Q4: What are the available installation slots for this module?
A4: PW481-11 must be installed in slots P1 and/or P2 of the supported units.
Q5: Does the module offer explosion-proof variants?
A5: Yes, the PW481-E is the explosion-proof version of the PW481 series.
Q6: Can the PW481-11 be used as a generic power supply?
A6: No, it is an exclusive module and cannot be used for general-purpose power supply.
Q7: What optional features are available?
A7: Options include ISA Standard G3 conformal coating and wide operating temperature range (-20°C to 70°C).
Q8: What is the weight and size of the module?
A8: The dimensions are 49.7 × 199.5 × 149 mm and it weighs approximately 1 kg.
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.
