상황
A water reservoir uses two pumps that should alternate each cycle to distribute wear evenly. Two float switches (low and high level) trigger the control circuit which then activates one pump at a time, swapping to the other pump on the next cycle.
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01
Use an alternator controller IC to flip-flop pump selection
02
Standard normally-open float switches for level detection
03
24V DC control voltage for industrial sensors
Applicable to sump pump stations, lift stations, or any dual-pump system where automatic alternation prevents uneven duty cycles.