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Unread 22-01-2015, 10:23
Nickman4456 Nickman4456 is offline
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Re: Problem with relays

Quote:
Originally Posted by SuperBK View Post
If you are using your own relay, and not a spike, be sure to put a diode across the coil in the opposite direction of the turn on current to clamp excessive voltage. without that, it could damage components which would lead to intermittent behavior.
Couldn't the reverse-biased diode completely stop the relay from becoming magnetized (it's a low voltage relay)?