Re: Problems after implementing weater functions


Howard Dutton
 
Edited

On Tue, Apr 20, 2021 at 12:51 PM, Laurent HOUSSAYE wrote:
When the relays are HIGH (220 V AC in Open Circuit at the relay ouput terminals) the system is stable : no reboot in more than 88 minutes). See screen copy
If you're saying switching mains (or even the act of switching relays) is crashing the system go back to my first post in reply to this.

Interference:
EMI
RF
Back EMF.(flyback from relay coils.)
High voltage traveling condensation/surfaces.
(etc.)

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