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 temperature controller

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 temperature controller 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: