Siemens RDF 600:
Flush-mount room thermostat for round conduit box for 2-/4-pipe fan coils or DX type equipment, backlit LCD
Output for 1-speed or 3-speed fan
2 or 3-position control outputs
Two 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
Operating modes: Comfort, Energy Saving and Protection
Automatic or manual heating/cooling changeover
Adjustable commissioning and control parameters
Minimum and maximum setpoint limitation
Color of housing: signal white (RAL 9003)
Backlit display
Application selectable:
2-pipe system
2-pipe system with electrical heater
4-pipe system
