Product ID : 193980486
Model / SKU : SEN-00026
Conditions : New
Features:
- This is a simple water sensor can be used to detect soil moisture when the soil moisture deficit module outputs a high level, and vice versa output low. Use this sensor produced an automatic plant waterer device, so that the plants in your garden without people to manage.
- Sensitivity adjustable the blue digital potentiometer adjustment (Figure)
- Operating voltage 3.3V-5V
- Module dual output mode, digital output, analog output more accurate.
- With fixed bolt hole for easy installation
- PCB size: 3cm * 1.6cm
- Power indicator (red) and digital switching output indicator (green)
- Comparator LM393 chip, stable
Interface Description (4-wire)
1. VCC: .3 V-5V
2. GND: GND
3. DO: digital output interface (0 and 1)
4. AO: Analog Output Interface
Instructions for use:
- Soil moisture module is most sensitive to the ambient humidity is generally used to detect the moisture content of the soil.
- Module to reach the threshold value is set in the soil moisture, DO port output high, when the the soil humidity exceeds a set threshold value, the module D0 output low;
- The digital output D0 can be connected directly with the microcontroller to detect high and low by the microcontroller to detect soil moisture;
- The digital outputs DO shop relay module can directly drive the buzzer module, which can form a soil moisture alarm equipment;
- Analog output AO and AD module connected through the AD converter, you can get more precise values of soil moisture
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Buy with confidence
Wa****
194616459
10/2/2020 9:11:00 AM
good seller
Ai****
194263591
2/22/2020 4:31:00 PM
-
Ai****
194263592
2/22/2020 4:31:00 PM
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Ai****
214326814
2/22/2020 4:31:00 PM
-
ge****
207763139
11/29/2019 8:54:00 AM
-
ai****
203936928
11/7/2019 9:57:00 PM
good seller, fast delievery
wa****
214330005
8/22/2019 5:24:00 PM
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ma****
194713573
8/15/2019 3:59:00 PM
Will buy again. Best price and quality
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