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