Introduction — Field-Proven Power Unit for High-Integrity Control Systems
The Yokogawa PW482-51 Power Supply Module is a system-grade power component designed for reliable operation within Yokogawa distributed control environments such as CENTUM VP and related FCU/FIO architectures. It delivers stable AC-to-DC power conversion to support critical automation modules including CPUs, I/O cards, and communication interfaces.
Unlike general-purpose power supplies, the PW482-51 is engineered specifically for system integration, ensuring consistent electrical performance, high availability, and compatibility with redundant industrial control configurations.
Technical Specifications — Electrical & Mechanical Details
| Specification | Details |
|---|---|
| Module Type | Power Supply Module |
| Model / Part Number | PW482-51 |
| Input Voltage | 220–240 V AC (system variant dependent) |
| Frequency | 50/60 Hz |
| Power Consumption | Approx. 230 VA |
| System Compatibility | FCU / FIO Node / ESB Bus systems |
| Redundancy Support | Dual-module redundant configuration supported |
| Cooling Method | Natural convection |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | –20°C to +70°C |
| Installation Type | Rack-mounted system slot |
| Dimensions (H × W × D) | ~199 mm × 49.7 mm × 146 mm |
| Weight | Approx. 1 kg |
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