Solution Overview - Siemens SIMATIC S7-200 Getting Started

Pulse Operated Switch

3.2 Solution Overview

3.2 Solution Overview
Before showing you the step-by-step solution of the task, we will show you the finished
solution to provide you with an overview.
Detect whether a change of
state from "0" to "1" (= positive
edge) has taken place at I0.0.
Assign the state of M0.0 to
output Q0.5.
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If output Q0.5 is "0", bit memory M0.0 is
set, this "flags" that Q0.5 in Network 2 is to
become "1".
If output Q0.5 is "1", bit memory M0.0 is
reset, this "flags" that Q0.5 in Network 2 is
to become "0".
Getting Started - Advanced
Training Documents, 09/2007, A5E01469795B