S1 = 5: Cascade Control - Siemens SIPART DR22 Manual

Manual 1 Technical Description
1.5 Functional description of the structure switches
1.5.4 Controller types (S1, S49 to S53)
1.5.4.7 S1 = 5: Cascade control
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Figure 1-37 Principle representation S1 = 5
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SIPART DR22 6DR2210
C79000-G7476-C154-03