SIEMENS RWF55.50A9 UNIVERSAL CONTROL DEVICE

General Description:
The SIEMENS RWF55.50A9 is a versatile, high-performance digital PID controller designed for industrial burner and boiler applications. With extensive I/O options, communication support, and configurable settings, it offers reliable control of complex processes.

Technical Specifications:

• Model: RWF55.50A9

• Power Supply: 230 V AC, 50/60 Hz

• Inputs:

  • 1 x Universal input (Pt100, Thermocouple, 0/4–20 mA, 0–10 V)

• Outputs:

  • 2 x Relay outputs (SPDT)

  • 1 x Analog output (0–10 V or 4–20 mA)

• Control Type: PID, ON/OFF, modulating

• Display:

  • 2-line LCD display

  • Simultaneous process and setpoint values

• Mounting Type: Panel mounting, 96 x 96 mm

• Protection Class: IP20 (unit), IP54 (front panel)

• Communication: Modbus RTU (RS485)

• Operating Temperature: 0°C to +55°C

• Software Feature: Programmable setpoints and control strategies

Applications:

• Burner and boiler control

• Industrial heating processes

• Automation cabinets

• HVAC systems

• Pressure and temperature control

Advantages:

• Advanced PID control algorithm

• Remote monitoring and control via Modbus

• Flexible configuration

• Robust construction and easy panel integration

• Suitable for process optimization