Example Of Logic Stack Instructions For Simatic Lad And Stl; Example Of Logic Stack Instructions For Simati Fbd - Siemens SIMATIC S7-200 System Manual

SIMATIC Instructions
Logic Stack Example
Network 1
I0.0
Network 2
I0.0
Figure 9-78
Network 1
I2.0
I2.1
Network 2
I0.5
I0.6
I2.1
I1.3
I0.0
I1.0
Figure 9-79
9-200
LAD
Q5.0
I0.1
I2.0 I2.1
I0.5 Q7.0
I0.6
I2.1 Q6.0
I1.3
I1.0 Q3.0

Example of Logic Stack Instructions for SIMATIC LAD and STL

AND
OR
I0.1
AND
OR
I0.0
OR
AND
I0.0
AND
Q3.0
Example of Logic Stack Instructions for SIMATIC FBD
STL
NETWORK 1
LD I0.0
LD I0.1
LD I2.0
A I2.1
OLD
ALD
= Q5.0
NETWORK 2
LD I0.0
LPS
LD I0.5
O I0.6
ALD
= Q7.0
LRD
LD I2.1
O I1.3
ALD
= Q6.0
LPP
A I1.0
= Q3.0
FBD
AND
I0.0
Q7.0
Q6.0
S7-200 Programmable Controller System Manual
Q5.0
A5E00066097-02