High-quality multi-depth soil moisture sensor measure EC and temperature from 5 to 45 cm. It operates on a 5-30V DC power supply with 1.1W consumption in -40°C to +80°C. It accurately measures soil conductivity (0-20000 µS/cm), moisture (0-100%), and temperature, with built-in temperature compensation, IP68 protection, and RS485 output. 

Specification

Features

• Modbus-RTU Communication: Uses RS485 protocol for easy integration and remote monitoring.
• IP68 Protection Level: Durable and resistant to dust and water, suitable for long-term field deployment.
• Three-needle Probe Design: Ensures accurate contact with soil, minimizing measurement error and enhancing data accuracy.
• Multi-layer Monitoring: Capable of tracking soil moisture, temperature, and conductivity at multiple depths for a detailed soil profile.
• Fast Response Time: Provides real-time data within 1 second for immediate readings.
• Corrosion-resistant Stainless Steel: Protects against soil microorganisms and oxidation, enabling long-term use in various soil conditions.
• Long-lasting and Reusable: Built for repeated use with an extended lifespan, ideal for continuous monitoring applications.

Size (Unit: mm)

Application

Tips: What advantages does the three-needle probe design offer for soil monitoring?

The three-needle probe design maximizes soil contact, which helps reduce measurement errors and provides more consistent and accurate readings. This design ensures that the sensor captures a broader sample of the soil, accounting for variations within a small area, which leads to a more reliable representation of soil conditions. Additionally, the three probes enhance durability and stability, especially in hard or compact soils, where single probes may be less effective or prone to damage. The robust construction makes it suitable for diverse soil types and long-term installations.