
The Milesight EM500-SMTC is an advanced soil monitoring sensor designed to accurately measure soil moisture, temperature, and electrical conductivity (EC). With LoRaWAN wireless connectivity, it enables remote and long-range data transmission, making it ideal for smart agriculture, irrigation management, and environmental monitoring. The EM500-SMTC helps farmers and researchers optimize water usage, improve crop yields, and monitor soil conditions with real-time insights.
🔑 Key Features
✔ Comprehensive Soil Monitoring – Accurately measures soil moisture, temperature, and electrical conductivity to optimize irrigation and crop health.
✔ LoRaWAN Wireless Transmission – Enables low-power, long-range connectivity for remote soil condition monitoring.
✔ Ultra-Low Power Consumption – Powered by a built-in 19000mAh Li-SOCL2 battery with a lifespan of up to 10 years.
✔ IP67 Waterproof & Rugged Design – Ensures durability in harsh outdoor environments, suitable for agricultural fields, greenhouses, and research sites.
✔ High-Precision Readings – Uses FDR (Frequency Domain Reflectometry) technology for accurate soil moisture measurement.
✔ Configurable Measurement Intervals – Allows customized data reporting based on user requirements.
✔ Easy Installation & Deployment – Comes with a durable probe and compact design for quick setup in various soil conditions.
📦 Technical Specifications
- Model: EM500-SMTC
- Measures soil moisture, soil temperature and electrical conductivity
- Moisture: 0–100%; accuracy ±2% at 0–50%, ±3% at 50–100%
- Soil temperature: −40°C to +80°C; accuracy ±0.5°C
- EC: 0–20000µS/cm; accuracy ±3% at 0–10000µS/cm, ±5% at 10000–20000µS/cm
- Transceiver operating temperature: −30°C to +70°C
- Protection: Transceiver IP67; soil probe IP68
- Power: 19000mAh ER34615 Li-SOCl₂
- LoRaWAN EU868, Class A; NFC / supported USB configuration
🌍 Applications
🌾 Precision Agriculture & Smart Farming (See the related article here)
💧 Irrigation System Optimization
🏡 Greenhouse & Horticultural Monitoring
🌿 Soil & Environmental Research
🌍 Smart City & Urban Landscaping
📥 Product Downloads:
Product Video
- Model: EM500-SMTC
- Measures soil moisture, soil temperature and electrical conductivity
- Moisture: 0–100%; accuracy ±2% at 0–50%, ±3% at 50–100%
- Soil temperature: −40°C to +80°C; accuracy ±0.5°C
- EC: 0–20000µS/cm; accuracy ±3% at 0–10000µS/cm, ±5% at 10000–20000µS/cm
- Transceiver operating temperature: −30°C to +70°C
- Protection: Transceiver IP67; soil probe IP68
- Power: 19000mAh ER34615 Li-SOCl₂
- LoRaWAN EU868, Class A; NFC / supported USB configuration











