Data Sheet for Product

2/4
Siemens Room Thermostats RAA11 CE1N3561en
Building Technologies 2016-03-25
Heating Cooling
T Room temperature
SD Switching differential
W Room temperature
setpoint
Y1 Output signal "Heating"
Y2 Output signal "Cooling"
Equipment combinations
Type of unit Type reference Data sheet
*)
Motoric on/off actuator SFA21... 4863
Thermal actuator (for radiator valve) STA21... 4893
Thermal actuator (for small valve 2,5 mm) STP21... 4878
*)
The documents can be downloaded from http://siemens.com/bt/download.
Accessories
Description Type reference
Adapter plate 120 x 120 mm for 4“ x 4“ conduit boxes ARG70
Adapter plate 96 x 120 mm for 2“ x 4“ conduit boxes ARG70.1
Adapter plate for surface wiring 112x130 mm ARG70.2
Technical design
Key features of the RAA11 room thermostat:
· Two-position control
· Gas-filled diaphragm
· No external adjustment facility
Notes
The thermostat should be located where the air temperature can be sensed as
accurately as possible, without getting adversely affected by direct solar radiation or
other heat or refrigeration sources.
Mounting height is about 1.5 m above the floor.
The unit can be fitted to most commercially available recessed conduit boxes or directly
on the wall.
Function diagrams
Mounting, installation
and commissioning