15.4. Examples of filling an elevated tank from a well, cistern or surface pump.
15.4.1. Electronic probes to start 1 or 2 pumps and another electronic probe to manage the STOP (simulta-
neous in case of 2 pumps).
Float switch to activate/disable the pump in case of minimum liquid level on the well or cistern.
Redundant dry-run protection by instantaneous power consumption reading.
The connections will be carried out on the HUB electronic board. Operation mode 5.
Uno M
Uno T
STOP
S4
P2
C
P1
S2
MIN
(*) C is the common terminal for the electronic probes. It can be connected in anyone of the connectors.
Duo M
Duo T
STOP
S4
P2
S3
C
P1
S2
MIN
5
P1 P1
A21
P1
A01
A21
5
P1+P2
A21
P1+P2
A01
STOP P1
START P1
MIN
STOP P1+P2
START P1
START P2
MIN
22
S4
S2
C
S4
S2
S3
C