Technical data

Appendix
27.6 Sample Programs
Programming with STEP 7
636 Manual, 05/2010, A5E02789666-01
27.6.2 Sample Program for an Industrial Blending Process
The sample program is makes use of information that you have already read in part 1 of the
manual about controlling an industrial blending process.
Task
Two ingredients (ingredient A and ingredient B) are mixed together in a mixing tank by an agitator.
The finished product is drained from the tank through a drain valve. The following figure shows a
diagram of the sample process.