![Siemens SIMATIC PRO Extension Unit 12](http://html.mh-extra.com/html/siemens/simatic-pro-extension-unit-12-f-pn-advanced/simatic-pro-extension-unit-12-f-pn-advanced_operating-instructions-manual_1265372090.webp)
Technical specifications
6.5 Interface description
Extension Units KPxx
90
Operating Instructions, 05/2019, A5E43600360-AC
6.5
Interface description
The figures below show the external interfaces of the various communication modules in the
connection compartment of the Extension Units:
●
External interfaces on the communication module of the Extension Unit Hardwired:
●
External interfaces on the communication module of the Extension Unit PROFINET:
●
External interfaces on the communication module of the Extension Unit PROFIsafe:
The following sections describe:
●
The pin assignment of the interface X80 POWER
●
The pin assignment and the switching states of the digital inputs/outputs at the following
interfaces:
–
X12 CONTACT and X11 LED of the Extension Unit Hardwired
–
X10 EMERG. of the Extension Unit Hardwired and PROFINET
●
The pin assignment of the X1 PROFINET (LAN) interface of the Extension Unit
PROFINET and PROFIsafe