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Self-locking relay mode: Give a high-level pulse signal to the relay X1 interface, the relay will pull in, and then give a high-level pulse signal to the relay to disconnect. After the X1 port signal disappears, the relay is still closed.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.