Wiring Diagram - Grundfos S Serie Instrucciones De Instalación Y Funcionamiento

Fig. 1 Installation principal
Pos. Description
1 Level transmitter, hanging vertically in the medium.
2 Guide tube for level transmitter.
3 Cable clamp. See fig.
4 Terminal case with pressure compensation element. See fig.

3.1 Wiring diagram

Level transmitters in free-field applications without integrated
overvoltage protection must be protected against electrical
discharge. In addition, we recommend using external overvoltage
protection upstream and downstream of the display or processing
unit.
8
(4)
(2)
(1)
(1)
4
(4)
(3)
5