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| Model | TWSD |
| Product Name | Soil Moisture Sensor |
| Theory | FDR for Soil Moisture and AC Bridge for Soil |
| Signal Output | RS485, Modbus |
| Power Supply | DC5-24V |
| Moisture Range | Optional: 0-100% |
| EC Range | 0-10000us/cm |
| Temp Range | -40~80℃ |
| Protection Level | IP68 |
Industrial IoT Smart Soil Moisture Sensor is a high-precision and sensitive instrument for measuring soil moisture, temperature, and electrical conductivity (EC). By utilizing the dielectric constant of the soil, it provides stable and direct reflections of true moisture content across various soil types, meeting international standards for volumetric percentage measurement.
| Specification Details | |
| Static Power Consumption | 6mA @ 24V DC |
| Moisture Accuracy | ±5% (Range 0-100%) |
| EC Resolution | 10us/cm (Accuracy ±5%) |
| Temp Compensation | Built-in, Range 0-50ºC |
| Installation Mode | Implanted or probe insertion |
| Probe Material | Anticorrosive special electrode |
| Sealing Material | Black flame retardant epoxy resin |
| Dimensions | 45*15*145mm (Electrode length: 50mm) |
| Default Cable | 5 meters (customizable) |
The sensor features a 70mm body constructed with high-grade steel and cured by flame-retardant epoxy resin. It is completely waterproof and designed to withstand significant external impact.




