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Siemens  Wall-mounted sensors and room operator units for KNX/ETS and KNX/ACS  CM2N1602en_05 
Building Technologies  About this document   2018-09-14 
Before using our products, it is important that you read the documents supplied 
with or ordered at the same time as the products (equipment, applications, tools 
etc.) carefully and in full. 
We assume that persons using our products and documents are authorized and 
trained appropriately and have the technical knowledge required to use our 
products as intended.  
For more details on the products and applications, please refer to: 
• On the internet: "Technical product data and descriptions" at
www.siemens.com/gamma-td
• On the intranet (for Siemens employees only) at
http://step.bt.siemens.com/portal/index.html
• At your next Siemens branch office www.siemens.com/sbt or at your system
suppliers.
• From the support team in the headquarters fieldsupport-
zug.ch.sbt@siemens.com if no local POC is available.
Siemens assumes no liability to the extent allowed under the law for any losses 
resulting from a failure to comply with the aforementioned points or for the 
improper compliance of the same. 
0.3  Abbreviations and naming conventions 
Engineering Tool for Synco devices 
Engineering Tool Software http://www.knx.org/ 
Communication with KNX, configuration with ACS 
Communication with KNX, configuration with ETS 
T
he term "room operator unit" in this document always refers to all types: 
QMX3.P02. P30. P34, P70 und P74. 
0.4  Reference documents 
The following documents are available at www.siemens.com/gamma-td 
[1] Data sheet  N1602
[2] Mounting instructions M1692
[3] Word template for labels (QMX3.P02, P37) M1602.1
[4] KNX Standard, Volume 3: System Specifications, Part 7, Chapter 2: Data
P
oint Types (http://www.knx.org/
)
[5] Service- and Operating software ACS790 (Data sheet N5649)
Use of documents / 
Request to the reader