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Room thermostat with KNX communications, AC 24 V, for fan coil units and universal applications, heat pump, fan (1-/ 3-speed, DC), valves (2-point, DC)

  • KNX communications
  • For applications with DC control outputs and DC or 3-speed fan output
  • For applications with 2-position control output with DC fan output
  • 3 multifunctional inputs for keycard contact, external room / return air temperature (QAH11.1, QAA32), heat / cool changeover, operation mode changeover, window contact on/off, dewpoint monitor, electrical heater enabled, fault contact, presence detector
  • Operating modes: Comfort, Economy and Protection
  • Automatic or manual EC fan or 1-/3-speed
  • Automatic or manual heating / cooling changeover
  • Adjustable commissioning and control parameters
  • Minimum and maximum setpoint limitation
  • Backlit display
  • Master / Slave function in KNX S-mode

Application selectable:

  • 2-pipe system
  • 2-pipe system with electrical heater
  • 2-pipe system and radiator / floor heating
  • 4-pipe system
  • 2-stage heating or cooling system
  • Heating / cooling with 6-port ball valves
Operating voltage AC 24 V
Power consumption 2 VA / 2 W
Setpoint setting range 5…40 °C
Switching differential Heating: 0.5…6 K Cooling: 0.5…6 K
Communication Bus: KNX (S-Mode und LTE-Mode mit Synco 700)
Analog inputs, number 2
Analog outputs Valve, el. heater: 2, Fan: 1 (ECM)
Analog outputs, number 3
Analog output, signal DC 0…10 V
Analog output, current Max. ±1 mA
Digital inputs, number 1
Relay outputs Valve, compressor or el. heater: 2 outputs, 2-position,Fan: 1- or 3-speed
Relay outputs, number 3
Relay output, switching voltage AC 24…230 V
Relay output, switching current 5 (4) A
Type of fixing Wall mounting with screws
Degree of protection IP30
Dimensions (W x H x D) 93 x 128 x 30.8 mm