Siemens S5-100U - Page 160

S5-100U STEP 5 Operations
OR before AND Operation
I 0.3I 0.0 I 0.2
a a a a a a a a a a
a
a a a a a a a a
a
a
a a a a a a a a
a
a
a a a a a a a a
a
a a a a a a a a a a
I 0.3
a a a a a a a a a
a
a a a a a a a
a
a
a a a a a a a
a
a a a a a a a a a
I 0.1
a a a a a a a a a
a
a a a a a a a
a
a
a a a a a a a
a
a a a a a a a a a
Q 1.0
a a a a a a a a a a
a
a a a a a a a a
a
a
a a a a a a a a
a
a a a a a a a a a a
I 0.2
a a a a a a a a a a
a
a a a a a a a a
a
a
a a a a a a a a
a
a a a a a a a a a a
I 0.0
LAD
Circuit Diagram
STL
Example
Output Q 1.0 is “1” when one of the following conditions
has been satisfied:
• Input I 0.0 is “1”.
• Input I 0.1 and either input I 0.2 or I 0.3 is “1”.
Output Q 1.0 is “0” when none of the AND conditions has
been satisfied.
Q 1.0
I 0.1
>=1
>=1
a a a a a a a a a a
a
a a a a a a a a
a
a
a a a a a a a a
a
a
a a a a a a a a
a
a a a a a a a a a a
I 0.0
a a a a a a a a a a
a
a a a a a a a a
a
a
a a a a a a a a
a
a
a a a a a a a a
a
a a a a a a a a a a
I 0.1
a a a a a a a a a a
a
a a a a a a a a
a
a
a a a a a a a a
a
a
a a a a a a a a
a
a a a a a a a a a a
I 0.2
a a a a a a a a a a
a
a a a a a a a a
a
a
a a a a a a a a
a
a a a a a a a a a a
I 0.3
&
a a a a a a a a a a
a
a a a a a a a a
a
a
a a a a a a a a
a
a
a a a a a a a a
a
a a a a a a a a a a
Q 1.0
O I 0.0
O
A I 0.1
A(
O I 0.2
O I 0.3
)
= Q 1.0
CSF
EWA 4NEB 812 6120-02 8-5