YOKOGAWA PW482-51 STYLE S2 POWER SUPPLY MODULE

Description:

The Yokogawa PW482-51 (Style S2) Power Supply Module is used an industrial AC input power module designed for Yokogawa CENTUM VP and related DCS platforms. It converts 220–240 VAC input into regulated internal system power for CPU, I/O, and communication modules. This module is engineered specifically for Yokogawa control systems and supports high-reliability operation with optional redundant configurations. 

Applications:

The Yokogawa PW482-51 is used in industrial environments to supply stable power to PLC and DCS control systems. It is commonly deployed in chemical processing, power generation, manufacturing, and process automation systems. The module ensures reliable operation of CPU, I/O, and communication modules, supporting continuous system uptime and stable plant operation.

Technical Specifications:

• Manufacturer: Yokogawa
• Model / Part Number: PW482-51 (Style S2)
• Product Type: Power Supply Module (DCS/PLC)
• Input Voltage: 220–240 VAC ±10%, 50/60 Hz
• Power Consumption: ~230 VA
• Function: Supplies power to I/O modules and field transmitters
• System Compatibility:
• Field Control Unit (FCU)
• FIO Node Unit
• Optical ESB Bus Repeater Unit
• Installation: Rack/base unit (slots P1–P2)
• Redundancy: Supports dual-redundant configuration (2 modules)
• Connection: Terminal connections via M4 screws
• Weight: ~1–2 kg (variant dependent)
• Operating Temp Option: -20°C to 70°C (suffix dependent)
• Interface: Dedicated backplane (not standalone PSU)

Common Replacements:

• Yokogawa PW482-50 (same voltage class, earlier revision)
• Yokogawa PW481 (100–120VAC version)
• Yokogawa PW484 (24VDC version)