Joke Collection Website - Blessing messages - How does reed switch of humidifier judge good or bad?
How does reed switch of humidifier judge good or bad?
hello p>xiaonu12:
hit the resistance with a multimeter, then use a magnet to approach reed switch, and observe the change of the multimeter pointer to judge whether it is good or not. reed switch is actually a magnetic sensitive switch. Using a magnet is the best judgment tool!
wish you a happy life! !
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