IMO your source text is a translation from another language (perhaps English), and in some cases the German terms are poorly chosen.

From you context and related questions, this is apparently related to a mechanical design CAD package, and in this context I suspect that 'Anschlussautomatik' is an unfortunate transtlation of 'auto-connect' (a function of the program).

See e.g.

:: Genius MechaniCS ::
Automated, knowledge base driven design of piping and fittings in assemblies ... autoconnect them to each other and gives you possibility to control all ...
www.geniusmechanics.com/index.php?site=gmproductlt

[DOC]
TRAINING COURSE SERIES
File Format: Microsoft Word - View as HTML
Pipe template selection; Pipe toolbar overview; Placing line components; Auto-connect; Editing components; Line numbering; Line annotation ...
swa.org.sg/download/swacad.doc

Compare Prices and Read Reviews on Microsoft Office Visio 2007 ...
Piping and Instrumentation Diagram (Pro Version only) Process Flow (Pro Version only) ... AutoConnect functionality Autodesk AutoCAD capabilities ...
www.epinions.com/content_323607170692