Siemens SIPART PS2 Operating Instructions Manual page 12

Installing
3.3 Installing the mechanical limit switch module
Function
The module is used to signal two limits. The limits are signaled by means of electrical switch
contacts.
Equipment features
Figure 3-4
The mechanical limit switch module contains:
● A binary output for the output of a group fault message.
● Two switches for signaling two limits that can be set mechanically. These two switches
12
Mechanical limit switch module
are electrically independent from the rest of the electronic system.
SIPART PS2 with mechanical limit switch module
Operating Instructions (Compact), 04/2007, A5E01179056-01