Kessel Comfort PLUS Originalbetriebsanleitung Seite 49

Duo float switch (non-ATEX)
Connect the ends of the float switch cables in"Fig. [7]"b. [7]".
010-700_01
Alarm
On2
On1
O
A = Pump switched off (Off) C = Switch pump 2 on (On2)
B = Switch pump 1 on (On1) D = Alarm
Fig. [7]
Installation and operating manual
Alarm
On2
On1
O
49