Thermostats for variable air volume applications (VAV)
Siemens' room thermostats can be used for many different applications and setups. Individual room control for greater energy efficiency. Below you can see a small sample of typical applications variable air volume systems.
VAV box‚ automatic heating/cooling changeover with radiator‚ mod. P/PI-control‚ DC 0...10 V for cooling
N1...Room thermostat
Y1...On/off actuator for radiator
S1...Operating mode switch-over contact (e.g. key card)
B1...External room temperature sensor
B2...Heat/cool changeover sensor
N2...VAV static air volume controller
Link to product selection tool:
Single duct with electrical heater
N1...Room thermostat RDU340
Y1...On/off actuator for radiator
E1...Electrical heater
S1...Operating mode switch-over contact (e.g. key card)
B1...External room temperature sensor
Link to product selection tool: