The Yokogawa SPW481-53 Power Supply Module is a high-performance, reliable power supply designed to meet the demanding needs of industrial automation systems, particularly within Yokogawa’s distributed control systems (DCS) and programmable logic controller (PLC) environments. This module plays a crucial role in providing stable, regulated power to critical system components, ensuring continuous operation and safeguarding the integrity of industrial processes.

The SPW481-53 is engineered with advanced power management technologies that protect against voltage fluctuations, power surges, and electrical noise, thereby enhancing system reliability. Its compact and modular design allows for easy integration into control cabinets and distributed architectures, while its high efficiency minimizes power consumption and heat generation. Designed for industrial-grade performance, this power supply module is suitable for use in a variety of sectors, including oil and gas, power generation, water treatment, pharmaceuticals, and manufacturing.

Product Specifications

Applications

The SPW481-53 Power Supply Module is versatile and serves a wide range of industrial applications where dependable power delivery is essential:

• Distributed Control Systems (DCS): Stable power for controllers, I/O modules, and communication devices.

• Process Automation: Reliable power supply for instruments and actuators in continuous and batch processing.

• Safety Instrumented Systems (SIS): Ensures consistent voltage to safety PLCs and relays.

• Manufacturing Lines: Powers automation equipment in automotive, electronics, and food production.

• Energy and Utilities: Supports SCADA systems and control panels in power plants and substations.

• Water & Wastewater Treatment: Provides uninterrupted power for pumps, sensors, and control units.

• Oil & Gas Platforms: Critical power delivery in offshore/onshore drilling and refining facilities.

• Building Automation: Powers systems for HVAC, lighting control, and security.

Advantages

• High Reliability: Engineered to provide consistent, stable output voltage even under varying load conditions.

• Wide Input Range: Accepts a broad range of AC input voltages, making it ideal for global applications.

• Comprehensive Protection Features: Integrated safeguards against overvoltage, overcurrent, and short circuits.

• Compact & Lightweight Design: Space-saving form factor enables easy installation in crowded control cabinets.

• Fanless Operation: Convection cooling reduces maintenance needs and increases reliability in harsh environments.

• Energy Efficient: High conversion efficiency helps reduce power consumption and minimize operational costs.

• Industrial Certifications: Compliant with major international standards for safety and performance.

• Seamless Integration: Optimized for use with Yokogawa’s automation platforms as well as third-party equipment.

• Long Service Life: Built with premium components for extended operational longevity.

• Low Ripple Noise: Clean power delivery ensures optimal performance of sensitive electronic devices.

Frequently Asked Questions (FAQ)

1. What is the output voltage of the SPW481-53 module?

   The output voltage is 24 V DC nominal.

2. What is the maximum output current supported by this power supply?

   The module can deliver up to 10 A output current.

3. Is the SPW481-53 compatible with Yokogawa DCS systems?

   Yes, it is fully compatible with CENTUM VP, ProSafe-RS, and STARDOM platforms.

4. Does it have built-in protection features?

   Yes, it includes overvoltage, overcurrent, and short circuit protections.

5. What is the power efficiency of this module?

   The efficiency exceeds 85%.

6. Can this module operate in harsh industrial environments?

   Yes, it is designed for operation in environments with temperatures ranging from 0°C to +50°C.

7. How is the SPW481-53 cooled?

   It uses convection cooling without a fan, reducing noise and improving reliability.

8. What certifications does this product carry?

   The SPW481-53 is CE marked, UL listed, CSA certified, and RoHS compliant.

9. Can it be mounted on DIN rails?

   Yes, it supports both DIN rail and panel mounting.

10. What are the dimensions of the SPW481-53?

    It measures 130 × 50 × 160 mm.