CM902WX AC power supply module for Foxboro I/A Series DCS system, 100/120/220/240VAC input to 24VDC output, hot swappable replacement spare part for process control cabinet.

Product Overview

• Part No: CM902WX
• Brand: FOXBORO
• Category: I/A Series AC Power Supply Module

CM902WX is an AC input power supply module for Foxboro I/A Series distributed control system. It converts universal AC input voltage into stable 24VDC power to supply controllers and I/O modules inside the rack. It supports hot swap for online maintenance without system shutdown. Built-in overload, short-circuit and overvoltage protection ensures safe operation. Equipped with front LED indicators for power and fault status, widely used for DCS cabinet power backup, system maintenance and retrofit projects.

Core Features

• Universal AC input: 100/120/220/240VAC auto switching
• 24VDC stable output for DCS rack electronic modules
• Complete protection: overload, short-circuit, overvoltage
• Hot swappable for online replacement
• Dual front LED status indicators for power and alarm
• Rear radiator design for better heat dissipation

• Rack mount structure for standard control cabinet installation

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Technical Specifications

• Operating temperature: -20°C ~ +60°C
• Storage temperature: -40°C ~ +85°C
• Humidity: 5%–95% non‑condensing
• Protection class: IP20 inside control cabinet

• Weight: approx. 1.50 kg

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Compatibility & Application

• Compatible with Foxboro I/A Series FCP270, FCP280 controllers and FBM I/O racks
• Widely deployed in power, chemical, petrochemical and pharmaceutical process plants