User Manual

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Siemens Central apartment unit QAX910 CE1N2707en
Building Technologies 06.01.2009
M1 DHW pump
M2 - M3 Room group pump
T Room unit and / or
Room temperature sensor
K Electric immersion heater
Y1 Radiator control actuator SSA955
Y2 Heating circuit valve (2-position)
B1 DHW sensor
B2 - B3 Flow temperature sensor
U1 Mixing valve for radiator, DC 0...10 V
U2 Mixing valve for floor heating, DC 0…10 V
ZUL
A
BL
X1
FOL
AUL
RRV934
Q1 Q2 Q3
IIIIII
Q1 - Q3 3-stage step selector of ventilation plant
X1 Indoor air quality sensor, DC 0...10 V
X2 Humidity sensor, DC 0...10 V
FOL Exhaust air
AUL Outside air
ZUL Supply air
ABL Extract air
2 room groups each with
flow temperature precon-
trol and DHW heating
Integration of a
ventilation plant