Fuel oil tank - wiring example SmartBox
oil tank
Measuring
probe
Rain water reservoir - wiring example SmartBox
Relay 1:
6 - 7 = break contact
pump safe to run dry
Relay 2:
8 - 9 = make contact automatic backfeed
control system
storm water reservoir
Measuring
probe
Part No. 28 100 57 e
®
SmartBox
1 / SmartBox
®
1
®
2
solenoid valve for
backfeed
feed pump
®
2 / SmartBox
optional switch
water for
domestic use
drinking water
network
5 / 16
®
3