Soil Moisture Meter Testing Module
This versatile module is designed to detect soil moisture levels, making it perfect for educational robotics, automated gardening, and environmental monitoring projects.
Key Features
- Simple and accurate moisture detection
- Adjustable sensitivity via digital potentiometer
- Operating voltage: 3.3V – 5V
- Dual output mode: digital and analog
- Fixed bolt hole for secure installation
- Compact PCB size: 3cm x 1.6cm
- Power indicator (red) and digital output indicator (green)
- Stable LM393 comparator chip
Technical Specifications
| Interface | Description |
|---|---|
| VCC | External 3.3V – 5V |
| GND | External GND |
| DO | Digital output (0 and 1) |
| AO | Analog output |
Instructions
The module is sensitive to environmental humidity and is typically used to detect soil moisture. When soil moisture is below the set threshold, the DO output is high; otherwise, it’s low. The digital output can be connected directly to a microcontroller or relay module.
Included Components
- Soil moisture detection module
- Soil moisture probe
- 5 x Dupont lines for connection
Reviews
There are no reviews yet.