Siemens SIMATIC HMI 177 - Page 80

Specifications
6.7 Connection examples for Enable switch and STOP button
Mobile Panel 177 (WinCC flexible)
6-20 Operating Instructions (Compact), Edition 07/2005
Connection example 2: Enabling switch on monitoring device PILZ PST1
The following figure shows the connection of a monitoring device PILZ PST1 to the enabling
switch of the Mobile Panel.
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Figure 6-19 Wiring diagram: Enabling switch on monitoring device PILZ PST1