Siemens Desigo RXC20.1 Manual page 12

Connection terminals
RXC22
Note!
STOP
Tool socket
12/16
Siemens
Building Technologies
1 2 3 4 5 6 7 8
T
M
AC 230 V
10 A
22 23 24
19 19 21 21
Measured value input
B1 1 Measured value input with LG-Ni 1000 sensor
M 2 Measured value input ground
Signal inputs
D1 3 Signal input
GND 4 Signal ground
D2 5 Signal input
Triac outputs
Y1 6 AC 24 V, 0.5 A switching output
G 7 AC 24 V actuator supply
Y2 8 AC 24 V, 0.5 A switching output
G 9 AC 24 V actuator supply
Room unit
CP– 13 PPS2 ground
CP+ 14 PPS2 data
CLA 15 Data A
CLB 16 Data B
L W ® bus (plug-in)
ON ORKS
CLA 17 Data A
CLB 18 Data B
Power supply
N 19 Neutral conductor
L 21 Phase line AC 230 V +/- 10 %
Relay outputs
Q13 25 Common feed for Q14, Q24 and Q34
Q14 26 N/O contact AC max. 250 V, 5 (4) A (stage 1)
Q24 27 N/O contact AC max. 250 V, 5 (4) A (stage 2)
Q34 28 N/O contact AC max. 250 V, 5 (4) A (stage 3)
22 Not connected!
Q43 23 Feed for Q44
Q44 24 N/O contact AC max. 250 V, 10 A (electric heating coil)
 Observe the technical data for the relay outputs:
Max. AC 250 V, 5 (4) A and 10 A, respectively
 Local installation regulations must be observed.
Standard RJ45 tool socket for L
1 2 3 4 5 6 7 8
RXC20, RXC21, RXC22 – Room controllers
9 13 14 15 16
2 1 3 4
QAX...
5(4) A
25 26 27 28
W ® devices.
ON ORKS
1 L W ®, Data A (CLA)
ON ORKS
2 L W ®, Data B (CLB)
ON ORKS
3 Unoccupied
4 Unoccupied
17 18
LonWorks®
Bus
5 Unoccupied
6 unoccupied
7 PPS2 (CP+)
8 PPS2 (CP–)
CA2N3834en_09
2013-06-16