Grundfos Magna Installation And Operating Instruction page 7

4. External forced control
The GENI module incorporates inputs for external signals for the forced-con-
trol functions:
• Max. curve duty.
• Min. curve duty.
See connection examples on pages 103 to 106.
Functional diagram: Max. curve input:
The max. curve input is only active if the terminals of the start/stop input are
connected.
Functional diagram: Min. curve input:
The min. curve input is only active if the terminals of the start/stop input are
connected and the input for max. curve is open.
Max. curve
H
Normal duty
Q
H
Max. curve
Q
Min. curve
H
Normal duty
Q
H
Min. curve
Q
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