User Manual

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Siemens RXB24.1 – Room controller CM2N3874en_08
Building Technologies 2016-05-18
Connection terminals
CP – CP + CE
–
CE +
3874A08
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
M D1 GND D2 Y1 G Y2 B1
EIB / KNX
12 4 3
QAX...
T
M
AC 230V
Y3 G Y4
M
19 19 21
N L N
21
L
CE
–
CE +
N.C.
Measured value input
B1
1
Measured value input for LG-Ni 1000 sensors
M
2
Measured value input ground
Signal inputs
D1
4
Signal input
GND
5
Signal ground
D2
6
Signal input
Triac outputs
Y1
7
AC 24 V, 0.5 A switching output
G
8
AC 24 V actuator supply
Y2
9
AC 24 V, 0.5 A switching output
Y3
10
AC 24 V, 0.5 A switching output
G
11
AC 24 V actuator supply
Y4
12
AC 24 V, 0.5 A switching output
Room unit
CP–
13
PPS2 ground
CP+
14
PPS2 data
CE+
15
KNX / EIB data cable
CE–
16
KNX / EIB data cable
KNX / EIB bus (plug-in connection)
CE+
17
KNX / EIB data cable
CE–
18
KNX / EIB data cable
Power supply
N
19
Neutral conductor
R
21
Phase conductor AC 230 V +/- 10 %
• Local installation regulations must be observed.
Proprietary RJ45-type tool socket
1
3206Z01
2 3 4 5 6 7 8
1 KNX / EIB data cable (CE+)
2 KNX / EIB data cable (CE–)
3 Not used
4 Not used
5 +12VDC
6 RxD
7 PPS2 (CP+) / TxD
8 PPS2 (CP–)
RXB24.1
Caution
Tool socket