External Analog 0-10 V Controller - Grundfos MC 80 Montageanleitung

Fig. 1
Fault signal
1 2 3
NC NO C
Note: If the 0-10 V input is used (terminals 11 and 12), there must be a con-
nection across terminals 7 and 9 (the input for the min. curve must be
closed).

3. External analog 0-10 V controller

The MC 80 has an input for an external 0-10 VDC analog signal transmitter
(terminals 11 and 12). Via this input, the pump can be controlled by an exter-
nal controller if the pump has been set to one of the following control modes:
Start/stop
Min. curve
(night-time duty)
Max. curve
Input for analog
0-10 V signal
7 8 9 10 11 12
DC 0-10 V
Min.
Stop Max.
7