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can be set a maximum temperature limit
For example
0 - 10 min
if you set the value of 1°C and the desired temperature on the thermostat 20°C relay will be deactivated at 21°C
YF-S401 Water Flow Sensor حساس تدفق الماء can be set a maximumMax Supply Voltage: 5 12V DC Water Flow Range: 0. 3 6 L min Inner Diameter: 4 mm Outside diameter: 7 mm Nozzle Size Standard : Type 18 (1 8" 3. 175mm) Proof Water Pressure: <0. 8 MPa Operating Current: 15 mA (DC 5V) Insulation Resistance: >100 M Accuracy: 5% The Output Pulse High Level: >4. 5 VDC (DC input voltage 5 V) The Output Pulse Low Level: <0. 5 VDC (DC input voltage 5 V) Water flow Formula: 1L = 5880 square waves Working Humidity Range: 35% ~
US$ 35.00
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