Kessel Aqualift F Comfort 400V Series Manual For Installation, Operation And Maintenance page 52

7.2.3 Aqualift F Duo 400 V
Connect the cable ends of the float switches to the identical terminals in the terminal block (see designation in
Fig. [16] )
7.2.4 Aqualift F Duo 400 V ATEX
Connect the cable ends of the float switches to the Zener barrier terminals (see Figs. [17] and [19], ATEX
FLOAT SWITCH label)
V 1.3
7 Appendix
[16]
[17]
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Designation
Alarm
A = Both pumps switched off B
= Switch on pump 1
C = Switch on pump 2
On2
D = Alarm*
* Given rising wastewater level
On1
Off
Designation
Alarm
A = Both pumps switched off B
= Switch on pump 1*
C = Switch on pump 2*
On2
D = Alarm*
* Given rising wastewater level
On1
Off