TheYokogawa PW482-10is a high-reliability Input Power Supply Module designed for the CENTUM VP and CENTUM CS 3000 distributed control systems (DCS). It converts external AC mains power into the stabilized DC voltages required by the field control station (FCS) backplane and its associated I/O modules.
Specifications
Model Number:PW482-10
Input Voltage:100 to 120 VAC (Rated),50/60 Hz.
Input Voltage Range:80 to 132 VAC.
Output Power:Specifically regulated for the Yokogawa AFV/ANB/ANT series racks.
Operating Temperature:-20 °C to 70 °C (-4 °F to 158 °F).
Environmental Protection:G3 Standard (conformal coating for corrosive gas resistance).
Explosion Protection:Basic type (No explosion protection).
Mounting:Occupies dedicated power supply slots in Yokogawa RIO or local nodes.
Shipping Weight:2.0 kg.
Features
G3 Option Support:Built with a specialized conformal coating that meets ISA-S71.04-1985 Severity Level G3,protecting circuitry from moisture,dust,and chemical corrosion.
Extreme Temperature Resilience:Unlike standard power modules,the "-10" variant is rated for a wide thermal window,ideal for unconditioned field enclosures.
Redundancy Ready:Can be installed in pairs within a single rack to provide dual-redundant power; if one module fails,the other takes over the full load without process interruption.
Diagnostic Reporting:Communicates status signals directly to the Processor Module,allowing the DCS to generate alarms for input power loss or internal fan failure.
Robust Filtering:Includes high-grade internal noise filters and surge protection to shield sensitive control electronics from electrical noise on the plant grid.
Status LEDs:Features clear front-panel indicators for "POWER" (Green) and "FAULT" (Red) for immediate on-site diagnostics.
