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Siemens
QAX33.1 – Room unit with PPS2 interface
CA2N1642en_02
Building Technologies
30 Jun 2009
Connection diagram (Example: RXC)
The following example shows the room unit connected to a DESIGO RXC room
controller:
17
41
A
03
PPS2
Tool
A
R1
B
7 8 1 2
4 3 2 1
C–
C+
CP
–
CP
+
N1
CP
+
CP
–
CLA
CLB
PPS2
LonWorks® Bus
= Twisted pair
R1
Room unit QAX33.1
N1 Room
controller
RXC...
A
Connection for RXT10 commissioning and service tool
B
Connection for service terminal with PPS2 interface
Dimensions
9,
5
32
36
4,2
60
80087
90
10
0
56
60
56
All dimensions in mm
2000 - 2009 Siemens Switzerland Ltd.
Subject to change
.
.
.
