If I have level sensors already wired in to my 12V system with 0-10V outputs, can I connect just the signal wire and ground from my sensors to the GX Tank 140 and not take the 12V power from the unit.
If I have level sensors already wired in to my 12V system with 0-10V outputs, can I connect just the signal wire and ground from my sensors to the GX Tank 140 and not take the 12V power from the unit.
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