RDF440BN Flush mount touch BACnet and Modbus room thermostat for 2-/4-pipe FCU with 3-speed or DC fan outputs, DC 0…10V control outputs and 2 x multifunctional inputs, fit for square conduit boxes

– Built-in temperature sensor
– For applications with DC 0…10 V control outputs
– For applications with 3-speed fan or DC fan
– AC/DC 24 V power supply
– Commissioning via local HMI, bus or Siemens smartphone app QuickConfig
– Communication protocol selectable: BACnet MS/TP or Modbus RTU

Application selectable:
– 2-pipe system
– 2-pipe system with electrical heater
– 4-pipe system