User Manual

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Siemens Central apartment unit QAX910 CE1N2707en
Building Technologies 06.01.2009
Operation
IEC 60721-3-3
Transport
IEC 60721-3-2
Storage
IEC 60721-3-1
Climatic conditions Class 3K5 Class 2K3 Class 1K3
Temperature
0…+45 °C -25…+70 °C -20…+65 °C
Humidity
5…95% r.h.
(noncondensing)
<95% r.h. 5…95% r.h.
Mechanical conditions
Class 3M2 Class 2M2
Class 1M2
Use above sea level
min. 700 hPa, corresponding to an
altitude of max. 3000 m above sea level
Connection terminals
Q13 Q14
N L
CE- CE+
M
B
2707Z24
KNX
230 V
Q13, Q14 Universal potential-free relay output
N Operating voltage, neutral conductor AC 230 V
L Operating voltage, live conductor AC 230 V
CE-, CE+ Connection of data bus (KNX TP1- and KNX TP1+)
M Ground for universal input
B Universal input
Connection diagram
N1
L
N
Q
13
BM
AC 230 V
Q14
2707Z05
2)
1)
N
L
KNX
CE-
CE+
N1 Central apartment unit QAX910
1) Universal input, for temperature measurement / digital input
2) Universal potential-free relay output for mains or low-voltage
L Live conductor AC 230 V
N Neutral conductor AC 230 V
CE- / CE+ Connection of wired bus (KNX TP1- and KNX TP1+)
Environmental
conditions