Introduction
1.3 DataMatrix code
3UG4 / 3RR2 monitoring relays
16 Manual, 05/2016, NEB927043002000/RS-AC/004
SIEMENS Industry Support App
DataMatrix codes primarily enable extremely fast and convenient access to all device-
specific information relating to an article number in the SIEMENS Service&Support Portal,
such as operating instructions, manuals, data sheets, FAQs, etc.
We provide the SIEMENS Industry Support app free for this purpose and it can be used on
most commercially available smartphones and tablets.
The SIEMENS Industry Support app is available for iOS and Android-based devices and can
be accessed via the following links:
These devices can be recycled thanks to their low pollutant content. For environmentally-
friendly recycling and disposal of your electronic waste, please contact a company certified
for the disposal of electronic waste.
Up-to-the-minute information
You can obtain further assistance by calling the following numbers:
Telephone: +49 (911) 895-5900 (8 a.m. to 5 p.m. CET)
Fax: +49 (911) 895-5907
E-mail: (mailto:technical-assistance@siemens.com)
Internet: (www.siemens.com/industrial-controls/technical-assistance)