Yokogawa PW481-50-S2
Product Introduction: A high-performance AC-input power supply module for Yokogawa’s CENTUM series DCS. It delivers stable, clean power to the control system, supporting redundant configurations for maximum system uptime.
Technical Specifications:
- Input Voltage: 100–120 V AC, 50/60 Hz.
- Output: Regulated DC power for the CENTUM DCS backplane.
- Redundancy: Supports 1:1 redundant power configuration.
Detailed content
- Environmental Rating: G3 corrosive gas resistant, operating temperature -20°C to +70°C.
- Protection: Comprehensive overvoltage, overcurrent, and thermal protection.
- Isolation: High galvanic isolation for safety and noise immunity.
Key Features:
- High-reliability design for critical control system power.
- Supports redundant operation for uninterrupted system power.
- High efficiency with low heat generation.
- Built-in fault detection and status indicators.
- Easy installation and replacement in CENTUM DCS cabinets.
- Compliance with international industrial safety standards.
Applications:
- Primary and redundant power supply for CENTUM CS 3000 and CENTUM VP DCS.
- Power for control systems in oil refineries, chemical, and petrochemical plants.
- Power generation plant control and monitoring systems.
- Industrial process automation and safety instrumented systems.
- Water treatment and utility control systems.












