Siemens Simatic S7 Series

37
OR Operation In this example, an OR operation is used in network 1. In the
following example, if either input I0.2 (input 3) or (O in the
statement list) input I0.3 (input 4), or both are true, then output
Q0.1 (output 2) is true.
The following truth table represents the state of the output for
each combination of input states.
I0.2 I0.3
Q0 .1
0
0
1
1
0
1
0
1
0
1
1
1
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