Products Description
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Yokogawa PW302 Power Supply Module
– Product Description
The Yokogawa PW302 Power Supply Module is a high-performance AC-to-DC power conversion unit engineered for integration into industrial control systems. Designed to support multiple output voltages with high current capability, the PW302 is widely used in Yokogawa’s control platforms, particularly in systems requiring stable and efficient power distribution. It complies with international standards for industrial automation and is optimized for reliability in continuous operation environments.
Built with robust components and integrated protection mechanisms, the PW302 ensures stable performance across varied industrial conditions. It supports a primary AC input range of 220–240V and converts it to multiple regulated DC outputs, suitable for powering CPU units, I/O modules, and communication modules in process control systems.
– Product Specifications
| Parameter | Description |
|---|---|
| Model | PW302 |
| Manufacturer | Yokogawa Electric Corporation |
| Input Voltage | 220–240V AC |
| Input Frequency | 50/60 Hz |
| Input Current | 3.0 A (maximum) |
| Output Voltage 1 | +5.1V (1) @ 15A |
| Output Voltage 2 | +5.1V (2) @ 4A |
| Output Standby | +5.1V Standby @ 2A |
| Output Voltage 3 | +12V @ 5A |
| Power Output Limit | Max 142W |
| Cooling | Natural convection |
| Operating Temperature | 0 to 50°C |
| Storage Temperature | -20 to 70°C |
| Mounting | Panel or rack mounting |
| Dimensions | 280 x 100 x 280 mm |
| Weight | 3.26 kg |
| Protection | Overcurrent, overvoltage, thermal shutdown |
| Certifications | CE, UL, CSA, RoHS compliant |
– Product Features
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Multiple DC output voltages tailored for different module types
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High current output suitable for CPU and heavy I/O loads
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Standby voltage output supports essential backup functions
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Integrated safety features including overcurrent and thermal protection
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Natural convection cooling – no fan, reducing noise and mechanical wear
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Compact, durable metal enclosure designed for industrial environments
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Rack or panel mounting flexibility
– Product Advantages
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Stable Output Regulation: Maintains consistent output under load fluctuation
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High Efficiency: Converts AC to DC with minimal heat loss
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Extended Longevity: Designed for 24/7 industrial usage
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Ease of Maintenance: Simple front-facing terminal access for easy wiring
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Modular Integration: Fits seamlessly with Yokogawa control systems
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Compliant and Certified: Meets global industrial safety standards
– Product Applications
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Distributed Control Systems (DCS)
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Process automation in chemical and oil refineries
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Power generation control cabinets
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Water and wastewater treatment facilities
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Pharmaceutical manufacturing lines
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Batch control in food and beverage industries
– Latest Report Title
“Yokogawa Expands Power Supply Module Reliability: PW302 Selected in Next-Gen DCS Installations Across Asia-Pacific”
– Related Yokogawa Models (Same Series or Function)
| Model | Description | Output Ratings | Dimensions (mm) | Weight |
|---|---|---|---|---|
| PW301 | Power Supply Module | +5V, +12V, Standby +5V | 280 x 100 x 280 | 3.25 kg |
| PW304 | Redundant Power Supply Unit | +5V @ 20A, +12V @ 5A | 280 x 100 x 280 | 3.4 kg |
| PW405 | High-Capacity Power Supply | +5V @ 25A, +15V @ 5A | 280 x 120 x 300 | 3.8 kg |
| PW302A | Enhanced version of PW302 | +5.1V @ 17A, +12V @ 6A | 280 x 100 x 280 | 3.3 kg |
| PW401 | Power Supply with UPS Backup Option | +5V, +12V, +24V | 300 x 120 x 310 | 4.0 kg |
| PW402 | Dual Redundant Supply | +5V Dual Channel @ 15A each | 280 x 100 x 280 | 3.5 kg |
– Popular Yokogawa Models
| Model | Description | Function Type | Dimensions (mm) | Weight |
|---|---|---|---|---|
| AAI543-H50 | Analog Input Module | 16-channel HART AI | 130 x 30 x 170 | 0.35 kg |
| ADV151-P03 | Digital Output Module | 32-channel DO | 130 x 30 x 170 | 0.3 kg |
| PW302 | Power Supply Module | AC to DC Conversion | 280 x 100 x 280 | 3.26 kg |
| CP451-10 | Processor Module | DCS CPU Module | 280 x 100 x 280 | 3.5 kg |
| AAI143-S00 | Analog Input Module | 8-channel universal input | 130 x 30 x 170 | 0.3 kg |
| AAR181-S00 | Remote I/O Module | 64-point remote I/O | 280 x 100 x 280 | 2.8 kg |
FAQ
– Frequently Asked Questions (FAQ)
Q1: What is the primary function of the PW302 module?
A1: The PW302 serves as an industrial-grade power supply unit, converting 220–240V AC to multiple regulated DC outputs to power Yokogawa control system modules.
Q2: Can the PW302 be used with redundant configurations?
A2: While the PW302 itself is not inherently redundant, it can be used alongside redundant units like the PW304 or PW402 for high-availability systems.
Q3: Is the PW302 equipped with output protection mechanisms?
A3: Yes, it features overcurrent, overvoltage, and thermal protection to ensure system safety.
Q4: What is the maximum power output capacity of the PW302?
A4: The total output power is limited to a maximum of 142W.
Q5: What are the dimensions and weight of the PW302?
A5: The module measures 280 x 100 x 280 mm and weighs 3.26 kg.
Q6: What type of cooling is implemented in the PW302?
A6: The PW302 uses natural convection for cooling, eliminating the need for a fan.
Q7: Is the PW302 compliant with international standards?
A7: Yes, it meets CE, UL, CSA, and RoHS standards for industrial equipment.
Q8: What Yokogawa systems are compatible with the PW302?
A8: The PW302 is compatible with CENTUM VP, ProSafe-RS, and other Yokogawa DCS and PLC systems.
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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.
