LCD DC 5V Time Delay Relay Module Power off Trigger Cycle Timming Circuit Switch
4,44 €
Relay module delay power off and trigger delay cycle timing circuit switch. Trigger signal source: High level(3.0V~24.0V),Low level(0.0V ~0.2V),Switch signal. P7: Signal hold function: The signal is maintained, the timing is cleared, and the relay conduction; when the signal disappears, the relay disconnects after the timing OP; during the timing, there is another signal and the timing is cleared;.
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