User Manual

7-17
Heating, ventilation and air conditioning - room temperature control
Room thermostats
Wall-mounted
Siemens Switzerland Ltd
Building Technologies Division
2019www.siemens.com/gamma
7
Stock No. Product No. DT
S55770-T297 RDG160KN A
RDG160KNRoom 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 / oor heating
• 4-pipe system
• 2-stage heating or cooling system
• Heating / cooling with 6-port ball valves
Data sheet N3191
Operating voltage AC 24 V
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
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 xing Wall mounting with screws
Degree of protection IP30
Dimensions (W x H x D) 93 x 128 x 30.8 mm
13-Smart thermostats.indd 17 19.08.2018 15:12:47