User Manual

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Siemens RXC39.5 – Room controller CM2N3856en_07
Building Technologies 2015-12-23
Connection terminals
3856A02
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
G0 G G
CLA CLB
L
ON
W
ORKS
®
Technology
12 3 4
QAX...
26 27 28
G Y2 Y1
29
353433323130
G
16 17 18 19 20 21
AQ
T
AC 24 V
G0
T
G X1 M B2 M D1 GND
D2
D3 GND
D4
CP– CP+ CLA CLB
Bus
22 23 24 25
Q11 Q12 Q21 Q22
3736
YC1
G0
G
YC2 YC3
G0
G
YC4
0...10 V OUT
0...10 V OUT
0...10 V OUT
0...10 V OUT
AC 24 V supply
G0
1,2
Controller ground
G
3,4
AC 24 V supply
Measured value input
G
5
AC 24 V supply for sensors, actuators
X1
6
Universal input (LG-Ni 1000, or DC 0…10 V for air quality sensor)
M
7
Measured value input ground
B2
8
Measured value input for LG-Ni 1000 sensors
M
9
Measured value input ground
Signal inputs for volt-free contacts
D1
10
Signal input
GND
11
Signal ground
D2
12
Signal input
D3
13
Signal input
GND
14
Signal ground
D4
15
Signal input
Room unit
CP–
16
PPS2 ground
CP+
17
PPS2 data
CLA
18
LONWORKS Data A
CLB
19
LONWORKS Data B
LONWORKS Bus
CLA
20
LONWORKS Data A
CLB
21
LONWORKS Data B
Relay outputs
Q11
22
Feed for Q12
Q12
23
Normally-open contact, max. AC 250 V, 1.8 KW
Q21
24
Feed for Q22
Q22
25
Normally-open contact, max. AC 250 V, 1.8 KW
Triac outputs
Y1
26
AC 24 V, 0.5 A switching output
G
27
AC 24 V actuator supply
Y2
28
AC 24 V, 0.5 A switching output
G
29
AC 24 V actuator supply
0 … 10 V outputs
YC1
30
DC 0 … 10 V control output for actuator
G0
31
Controller ground
YC2
32
DC 0 … 10 V control output for actuator
G
33
AC 24 V supply for sensors, actuators
YC3
34
DC 0 … 10 V control output for actuator
G0
35
Controller ground
YC4
36
DC 0 … 10 V control output for actuator
G
37
AC 24 V supply for sensors, actuators