The Foxboro RH101FQ is a ruggedized Field Device Controller (FDC280 series) used in distributed control systems for high-performance industrial automation. It supports fast I/O processing, redundant power inputs, and is certified for safety-critical applications.

Key Specifications of Foxboro RH101FQ

• Model Series: FDC280 / FCP280
• Part Number: RH101FQ
• Function: Field Device Controller for distributed process control
• Input Voltage: 24 V DC (supports redundant inputs)
• Voltage Tolerance: ±35% fluctuation handling
• Output Frequency: 50 kHz
• Communication Protocols: Modbus, Profibus, Ethernet/IP
• I/O Capacity: Up to 128 points
• Loop Execution Speed: 1 ms deterministic control
• Temperature Range: –20°C to +60°C
• Dimensions: 200 mm × 150 mm × 100 mm
• Weight: 2.5 kg
• Certifications: SIL 2 certified for safety-critical applications
• Origin: United States