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eBay AC100-220V Adjustable Timer Control Relay Module Board for delayed fan shutdown Product Features: This module is a timer relay module with high precision, stable and reliable performance. Fine workmanship, good performance and long service life. Delay fan special module, off delay disconnect module specifically for cooling fans, exhaust fans, etc. delay. Easy to understand function, turn on the output when there is a signal, turn off the output when the signal disappears. 4-speed adjustable, easy to operate, zero standby power consumption, power saving and safety. Product parameters: Name: Power-off delay disconnect module Model: QF-RD21F Voltage: AC 100V-220V Power consumption: <1.0W standby zero power consumption Time range: (4 gears, selected by switch) First gear: range 0.2 seconds-30 seconds, precision: 0.1 seconds Second gear: range 0.2 seconds -300 seconds (5 minutes), precision: 0.3 seconds Third gear: range 0.2 seconds-30 minutes, accuracy: 1.8 seconds Fourth gear: range 0.2 seconds-300 minutes (5 hours), precision: 18 seconds Output: output voltage is the same as input voltage, maximum power supply capacity is 10A Life: 100,000 times action Function: turn on the output when there is a signal, turn off the output when the signal disappears Size: length 88mm * width 36mm * height 22mm Screw hole: center distance 83mm * 31mm, hole diameter 3.2mm Note: The start button needs to be able to withstand the load current for a short time (about 0.3 seconds), which means that if you control a fan with 5A current, the start button should be able to withstand 5A and above current for a short time. Wiring column description: L: Fire wire access L2: switch output side fire wire, taken from the heating body fire wire N: zero line (public) FAN: fan output, fire wire Operating instructions: Setting of time range. When the selector switch is placed in the 30 position, it means 0-30 adjustable When the selector switch is placed in the 300 position, it means 0-300 adjustable Adjustment of time value: Adjustable resistor rotates counterclockwise in the - direction to reduce the time, and clockwise in the + direction to increase the time Setting of time unit: When the selector switch is in the Sec position, the unit is: seconds When the selector switch is in the Min position, the unit is: minutes Example. 50 minutes delay time is required: 1. Range set to 300 position 2. Time unit placed in the Min position 3. Adjustable resistor adjustment to the 50 position, adjust the full for 300, so adjust to 1/5 that is 50. Note: The potentiometer adjustment can also be adjusted quickly with a multimeter voltage file. For example, the range 30, need to be adjusted to 12, then the voltage can be adjusted to 2. t=Ut/5*30=2.0V / 5.0V * 30 =12 Ut is the voltage measured by the multimeter, 30 is the range selected by the selector switch, you can also choose to 300 Application Notes: 1. Delay a period of time after the heating equipment is turned off before turning off the fan. 2. Exhaust fan in the switch off after the delay off, not necessarily need heating device Product list: 1* Relay module Payment Method Returns Policy Shipping Feedback Contact us Payment Method 1.We accept PayPal payment ONLY, and must be received within 5 days from the date of purchase. 2. It is easy and safe for you to pay by credit cards, debit cards, bank transfers and PayPal account balances. 3.Buyers are responsible for import duties,custom fees and taxes, if any, please check your country. Returns Policy 1.We believe our items are so outstanding. We are convinced you will be happy with your Purchase. 2. If you do not satisfy with our items. Please simply return to us within 30 Days in original condition. Just pay for the returned postage. Then we can issue full refund or resend the item to you after the returned item arrived at our warehouse. 3. Please include your eBay ID and item number with any email requests. Shipping 1.We only ship to the confirmed address provided by eBay. please make sure your ebay address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand. 2.Orders will be processed instantly and dispatched within 1-2 business days except hoilday, so we do NOT accept any email/message note after you place orders. 3.All package need to wait 30 days,Please take care it.Less than 30 days,we can't take a refund. Feedback 1.We greatly appreciate your POSITIVE feedback. Please do NOT leave negative feedback without asking for help. 2.Please DON'T leave negative or neutral feedback if you haven't received item in 30 days, because we have mentioned the shipping time repeatedly Contact us 1. If you have any questions, please feel free to email our service specialists. 2.Just contact us using the " Ask the seller a question" link on eBay. 3.Our aim is to provide Top Level Customer Service, normally so we will try our best to solve any problem.
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