RD72-DC-12V Infinite Cycle ON OFF Relay Module Infinite Loop Delay Switch Time Delay Relay Module Adjustable Timer.

Specification: Item Type: Cyclic On/Off Relay Module. Voltage: 12V DC. Power Consumption: NO. Relay terminal normally closed, usually not connected. Instructions: The time can be set both with the power on and off. Please refer to the detailed explanation with photos and actual images later for a more intuitive understanding of the operating method. 1. Setting the On Time: The potentiometer under the RUN TIME marking adjusts the time. Turning it clockwise increases the duration and turning it counterclockwise decreases the duration. The left side of the potentiometer's lower dial switch is for setting the time range. The adjustable resistance range is 0 to 100 after the dial; the range is 0 to 1000 after the dial. The right side of the potentiometer's lower dial switch is for setting the units. Dial up to Sec. for a few seconds; dial up to Min. For a few minutes. 2. OFF Time Setting: The potentiometer under the OFF TIME marking adjusts the time. Turning it clockwise increases the time and turning it counterclockwise decreases it. The left side of the potentiometer's lower dial switch is for setting the time range. The adjustable resistance range is 0 to 100 after the dial; the range is 0 to 1000 after the dial. The right side of the potentiometer's lower dial switch is for setting the units. Dial up to Sec. for a few seconds; dial up to Min. for a few minutes. 3. Start Button: Connect the auto-reset button, press it once, the indicator light will turn green, indicating the operating status of the module.