12V LED Automation Delay Timer Control Switch Relay Module with Case
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Buy 12V LED Automation Delay Timer Control Switch Relay Module with Case for $5.08 at @ Tomtop.com
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Product Details
Features:New upgrades to simplify, meeting the users' needs.Increase the power supply anti-reverse function.The use of opto isolated input and output, enhanced anti-jamming capability and consumption.The last setting parameters can be memorized after power off.Signal terminal voltage signal can be maintained for a long time.To ensure stability, industrial grade PCB board.Notice:Relay output is passive contact without charge output, and it control the on and off of the line.Working modes selection: after power on, long press K1 for 2s, later into the selection of modes: P1~4; K2 to enter the mode.P-1: Monostable trigger delay, a signal to trigger relay, time is up, the relay disconnect;P-2: A signal trigger and countdown begins, T1 seconds after, the relay open T2 seconds, then close;P-3: Open T1 seconds, disconnect T2 seconds, infinite loop. Users can set the relay time T1 and T2;P-4: The relay opens when a signal triggers, when the trigger signal disappears, digital countdown begins, and the relay closes when the time is up.