Product Description
Product Overview
The Yokogawa SPW481-53 is a Power Supply Module designed for use in Yokogawa’s ProSafe-RS Safety Instrumented System (SIS) or CENTUM Distributed Control System (DCS). This module delivers stable power to Field Control Units (FCUs), I/O modules, or safety controllers, accepting a 100-120 V AC input. It is engineered for industrial applications such as oil & gas, chemical processing, and power generation, where reliable power supply is critical for maintaining safety and process control. The SPW481-53 variant includes ISA Standard G3 corrosion resistance and operates across a wide temperature range.
Technical Specifications
The SPW481-53 has the following specifications based on standard characteristics for this model:
| Item | Specification |
|---|---|
| Model/Part Number | SPW481-53 |
| Manufacturer | Yokogawa |
| Description | Power Supply Module |
| Series | ProSafe-RS / CENTUM |
| Input Voltage | 100-120 V AC, 50/60 Hz |
| Output Voltage | 5 V DC and/or 24 V DC (typical for DCS/SIS modules) |
| Power Consumption | 230 VA maximum |
| Operating Temperature | -20°C to 70°C (-4°F to 158°F) |
| Weight | Approximately 2 kg (4.4 lbs) |
Additional Details
The SPW481-53 includes the following additional information based on its standard use and documentation:
| Category | Details |
|---|---|
| Function | Supplies power to ProSafe-RS or CENTUM system components |
| Mounting | Installed in 19-inch rack or node unit |
| Compatibility | ProSafe-RS safety controllers, CENTUM FCUs, I/O modules |
| Features | ISA Standard G3 corrosion resistance, overvoltage protection, compact design |
| Certifications | Meets industrial standards (e.g., CE, UL) |
| Part Type | New, surplus, or refurbished |