Flow Sensor Electrical Connections; Venturi Sensor Connections - Whale Digital Smoothflow Installation Manuallines

Flow Sensor Electrical Connections

• Switch off the power to the control unit before
making connections.
• Feed wires through cable grommets prior to
connection to the control unit.
• Strip wires 10 mm and twist prior to inserting into
spring loaded contacts. Do not use tinned wire.
• Push contact arm back with a finger or small
screwdriver before inserting wire fully and
then release.
• Check for a good connection by giving a gentle
tug on the wires.
• Tighten cable grommets after connection.
2.7
Venturi
Sensor
Connections
Wiring Connections:
1) Flow Sensor to Digital Smoothflow Control Box -
Connect the flow sensor(s) as shown
(For cold supply use FS A and for hot supply
use FS B):
Venturi Sensor(s) See Fig 2.7
- Brown wire to Power (PWR)
- White to Signal (SIG)
- Green to Ground (GND)
2) Pump to Digital Smoothflow Control Box –
Connect pump supply wires as shown:
- Black wire to PUMP BLACK
- Red wire to PUMP RED
Avoid fouling the insulation when crimping to the pump supply
wire or making connections to the mains supply.
WARNING
Sensor cable: Yellow wire is for temperature and is unused
Do not coil sensor cable.
Use a straight run cut to size.
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