Siemens raa20 series User Manual

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Siemens Room Thermostat RAA20 CE1N3002en
Building Technologies 25.02.2008
Y
T[°C]
ON
OFF
W
SD
3010D01
Y
T[°C]
ON
OFF
SD
3010D02
T Room temperature
SD Switching differential
w Room temperature
setpoint
Y1 Output signal "Heating"
Y2 Output signal "Cooling"
Type summary
Functionality Product no. (ASN)
Room thermostat for heating or cooling mode
Switching voltage AC 24...250 V
RAA20
Room thermostat for heating or cooling mode with large dial
(large temperature setting knob) and color scale
Switching voltage AC 24...250 V
RAA200
Equipment combinations
Description Product no. (ASN) Data sheet
Motoric on / off actuator
SFA21...
4863
Thermal actuator (for radiator valves)
STA21...
4893
Thermal actuator (for small valves 2.5 mm)
STP21...
4878
Accessories
Description Product no. (ASN)
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 112 x 130 mm ARG70.2
Technical design
Key features of the RAA20.. room thermostat:
• 2-position control
• Gas-filled diaphragm
Adjustments
The required temperature setpoint is selected with the setting knob on the front of the
thermostat.
The setpoint setting range can be mechanically limited by means of setpoint limiters
under the unit cover.
Function diagrams
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Siemens raa20 series Specifications

General

Brand	Siemens
Model	raa20 series
Category	Thermostat
Language	English