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S$2.37
1 set of snow raindrops sensor module rain humidity for
Sold by SkyHepe
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From S$1.49
Est. delivery by Apr 21 - Apr 25
SkyHepe
468 items
Product description
Description:
The sensor USES the high quality FR - 04 double material, treatment of nickel plating and surface, have fight oxidation, electrical conductivity, and life has more performance
With potentiometer sensitivity adjustment
The output format: digital switch output (0 and 1) and analog AO voltage output
Has a fixed bolt hole, convenient installation
The comparator output, signal clean, good waveform, driving ability is strong, for more than 15 mA.
Specification:
Material: Plastic
Size: 50 x 40mm / 1.97 x 1.57inch
The LM393, use of wide voltage comparator
Working voltage: 3.3-5V
Package Includes:
1x Rain Sensor
1x Rain Module
2x Cable
Note:
Usage:
-Connected to 5 v power supply power lights, no water droplets on induction plate, the DO output for the high level, switch lights out, a drop of water drops, the DO output for the low level, switch indicator,brush away the water droplets, return to again, the output high level state.
-AO analog output, can be connected to the microcontroller AD mouth drops of rainfall in the above size.
-DO TTL digital output can also be connected microcontroller detecting whether it will rain.
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