Terminals; Connecting The Power Supply - Grundfos GiM CIU Instrucciones De Instalación Y Funcionamiento

6.1 Terminals

Remember to tighten the cable glands
before you switch on the power.
The tightening torque is 1.5 Nm.
1
2
3
Pos. Description
Blank (default)
1
Options: antenna, Ethernet or IO
Blank (default)
2
Options: antenna, Ethernet or IO
Blank (default)
3
Options: GENIbus master (pump) or IO
4 VTU sensor
5 Power supply
6 Bluetooth connect button

6.2 Connecting the power supply

WARNING
Electric shock
Death or serious personal injury
‐
‐
1. Remove the front cover.
2. Remove the sensor connector and the IO
4
connections.
3. Pull the high-voltage protection cover upwards to
access the connectors.
5
4. Lead the supply cable through the cable gland.
5. Connect the supply conductors to earth, N and L.
6
6. Tighten the cable glands.
7. Fit the high-voltage protection cover again.
Push the cover down firmly
8. Fit the front cover.
Example:
Make sure there is proper insulation
around the supply cable.
The protective earth wire must be
longer than the neutral and phase
wires.
9