Product Name: Siemens Rdf800kntouch Screen Room Thermostat for 2-/4- Pipe Fan Coil, Universal Applications or Compressors in Dx-Type Equipment Model NO.: RDF800 Trademark: SIEMENS Specification: RDF800KN Origin: China HS Code: 9032100000 Product Description RDF800KN Touch screen room thermostat with KNX communications, for 2-/4- pipe fan coil, universal applications or compressors in DX-type equipmentKNX communicationsOperating modes: Comfort, Economy and ProtectionFor heating and/or cooling applications2 or 3-position control outputsOutput for 1-speed or 3-speed fan2 multifunctional inputs for keycard contact, external room / return air temperature (QAH11.1, QAA32), heat / cool changeover, window contact on/off, dewpoint monitor, electrical heater enabled, fault contact, presence detectorAutomatic or manual heating/cooling changeoverAdjustable commissioning and control parametersMinimum and maximum setpoint limitationColor of housing: Ivory whiteBacklit displayApplication selectable:2-pipe system2-pipe system with electrical heater4-pipe systemTechnical SpecificationsOperating voltage AC 230 VPower consumption 6 VASetpoint setting range 5...40 °CSwitching differential 0.5…6 KCommunication Bus: KNX (S-mode and LTE mode with Synco 700)Analog inputs, number 2Relay outputs Fan: N.O. contacts, non-floating , Valve: N.O. contacts, non-floatingRelay outputs, number 5Relay output, switching voltage AC 230 VRelay output, switching current 5 (2) AType of fixing With screws on recessed round conduit box diameter min. 60 mmDegree of protection IP30Dimensions (W x H x D) 86 x 86 x 47 mm