question

friaras avatar image
friaras asked

What is the resistance value on the 150/35 charge controller's output pos and neg terminals?

Just curious because from the positive output terminal of the 150/35 charge controller, I'm getting 300-600 ohms, and on the negative terminal I get 0 ohms. Should it be 0?

MPPT Controllers
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1 Answer
Mike Dorsett avatar image
Mike Dorsett answered ·

strange question. What are you trying to measure? if you measure the resistance from one negative terminal of an mppt to the other ( bat to PV) it will be zero, as these are internally connected together.

The PV + to bat + involves all of the internal electronics, so these are not connected together, and measuring the resistance between them is not an indication of the functionality of the unit.

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