YL-69 Soil Moisture Sensor Module Hygrometer Detection System
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৳ 100.00৳ 150.00 (-33%)
This high-sensitivity YL-69 soil moisture sensor kit provides automated volumetric water content tracking for plants and crops. The system pairs an anti-corrosive, dual-pronged immersion probe with an LM393 comparator tracking module to deliver simultaneous analog (AO) and digital (DO) outputs. It operates on a 3.3V to 5V supply and includes a built-in sensitivity adjustment potentiometer alongside dual LED indicators to display real-time power and threshold states. This plug-and-play module serves as the perfect sensory foundation for automated Arduino irrigation networks, smart gardening apparatuses, greenhouse environment diagnostics, and automated IoT agriculture configurations.
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Product Description
The YL-69 Soil Moisture Sensor Module is an easy-to-use, high-precision detection system designed to monitor the volumetric water content in soil. This two-part kit consists of a dual-pronged immersion probe that senses soil impedance and an independent LM393 comparator driver board that filters and stabilizes the raw signal. Operating efficiently within a standard 3.3V to 5V DC range, this sensor translates moisture levels into data streams that can be easily read by microcontrollers like Arduino, ESP32, and Raspberry Pi.
This module features dual output modes to accommodate various programming approaches. The Digital Output (DO) pin outputs a simple HIGH/LOW flag when soil drops below a user-defined threshold, while the Analog Output (AO) pin provides real-time voltage readouts for precise, granular moisture tracking. An onboard blue potentiometer allows for simple hardware adjustment of the digital trigger threshold, and dual integrated surface-mount LEDs give immediate visual feedback on power connection and output activation status. This plug-and-play architecture makes the YL-69 module the ultimate foundation for smart home gardening, automated greenhouse monitoring, DIY automated irrigation grids, and IoT smart agricultural machinery.
Key Features
- Dual Signal Output Modes: Provides simultaneous digital threshold signals (DO) and granular real-time analog values (AO) for versatile tracking.
- Onboard Threshold Tuning: Features an integrated blue potentiometer for quick calibration of the digital output trip point without rewriting code.
- LM393 Comparator Stability: Uses a high-performance LM393 chip to clean electrical signals, delivering clean square waves and noise suppression.
- Dual Status LED Matrix: Includes dedicated surface-mount LEDs to indicate power connection (PWR-LED) and digital output states (DO-LED).
- Comprehensive 3-Piece Kit: Ships with the fork-shaped soil probe, the processing comparator board, and a female-to-female jumper interface cable.
Technical Specifications
- Sensor Model Family: YL-69 Probe / LM393 Driver Node Set
- Operating Supply Voltage: DC 3.3V – 5.0V
- Signal Type Profiles: Analog Voltage Interface (AO) & Digital Square Wave Toggle (DO)
- Output Drive Capability: Current outputs exceeding 15mA for clean signaling
- Module Casing Footprint: 32mm x 14mm x 7mm (Comparator Processing Board Dimensions)
- Pin Configuration Layout: 4-Pin Block Interface (VCC, GND, DO, AO)
If you want, tell me if you need help with:
- Formatting an SEO-optimized bulleted list for your Amazon or AliExpress listing
- Writing a step-by-step calibration guide for setting the dry vs wet soil voltage thresholds
- Providing a basic Arduino sample code block to help buyers read the analog pin data
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