Description
Input voltage: DC 3 ~ 5V
Chip: TCS230
Output frequency voltage: 0 ~ 5V
Use bright white LED lights
Can be connected directly with Microcontroller
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: 32mm * 14mm
Power indicator and digital switching output indicator
Comparator LM393 chip, stable
Interface Description (4-wire)
VCC: .3 V-5V
GND: GND
DO: digital output interface (0 and 1)
AO: Analog Output Interface
