Product Description
Industrial Soil Moisture & Temperature Sensor MODBUS-RTU RS485, 0-2V Analog Voltage (S-Soil MT-02A)
Industrial Soil Moisture & Temperature Sensor MODBUS-RTU RS485, 0-2V Analog Voltage (S-Soil MT-02A)DescriptionIt monitor soil moisture and temperature ranging from 0% to 100% of saturation and -40℃ ~ +80℃, making it widely applicable in industrial environmental sensing scenarios.
We have two versions Industrial Soil Moisture & Temperature Sensor. The main difference is the cable connector. Please choose the version that best suits your needs:
(1) This one is with hook-up wires. It is compatible withSenseCAP LoRaWAN® Data Logger o connect with the LoRaWAN® network, enjoying the benefits of low-power and long-range communication.
(2)Another version is with a waterproof aviation connector. It is compatible with SenseCAP Sensor Hub 4G Data Logger, which can collect various sensor data simultaneously and send them via 3G/4G LTE.
Features
🌱High Performance:high accuracy, reliability, and stability
🌱Universal Protocol:MODBUS-RTU RS485 and 0~2V Analog Voltage
🌱Wide-range Power Supply:Can be powered with supply voltage within 3.6V ~ 30V and 3.9V ~ 30V
🌱Strong Robustness:anti-corrosion, with excellent performance for long-term use
🌱Safety:designed with reverse voltage protection
Description
Too much water in the soil is not only bad for plants, but it also wastes water and adds an extra burden on our planet. Plants grow best at their preferred temperature ranges. With access to soil moisture and temperature data, we can take action to make sure the right amount of water is irrigated at the appropriate time and that plants are in optimal environments for their growth.
This Soil Moisture & Temperature Sensor comes with hook-up wires. It is designed with industry standards and incorporates two sensors (soil moisture sensor and soil temperature sensor) into one, featuring high precision and high sensitivity. By measuring the dielectric constant of the soil, it can stably measure the soil VWC (volumetric water content) regardless of various soil types. The measurement conforms to current international standards for soil moisture measurement.
It is IP68-rated, very robust and durable, and suitable for long-term monitoring of soil moisture and temperature at scientific experiments, water-saving irrigation, greenhouses, outdoor farming, gardening, precision agriculture, and other professional environmental monitoring scenarios.
Applications
Water-saving irrigation,Scientific Experiments,Greenhouse Management,Horticulture and Gardening,Golf turf Management,Smart Agriculture,Other Environmental Monitoring Scenarios
Note
Version 1 of this soil sensor supports the RS485 protocol, which is now retired, and replaced by this current one: Version 2, supporting RS485 protocol and 0~2V analog voltage. If your purchase the product before April 2021, it's version 1, and please refer to user manual V1.0; else, please refer to user manual V2.0.
Specifications
General Parameters | ||
Product Model | S-Soil MT-02A | |
Interface | RS-485 | 0 - 2V voltage |
Protocol | MODBUS-RTU RS485 | - |
Power Supply | 3.6 ~ 30V DC | 3.9 ~ 30V DC |
Current Consumption | 6mA @24V DC | 6mA @24V DC |
Operating Temperature | -40℃ ~ +85℃ | |
Storage Temperature | -40℃ ~ +85℃ | |
Response Time | < 1 second | |
Measuring Area | A cylinder area(with the probe as the center, diameter: 7cm, height: 7cm) | |
Probe Material | Food-grade stainless steel | |
Seal Material | Black flame-retardant epoxy resin | |
IP Rating | IP68 | |
Cable Length | 5 meters | |
Installation | All buried or probe into the media to be measured | |
Device Weight | 270g |
Soil Temperature | |
Range | -40℃ ~ +80℃ |
Accuracy | ± 0.5 ℃ |
Resolution | 0.1℃ |
Soil Moisture | |
Range | From completely dry to fully saturated (from 0% to 100% of saturation) |
Accuracy | ±3% (0~53%) ±5% (53~100%) |
Resolution | 1% |
Wiring Diagram
Probe Dimensions
FAQ

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Condition
Brand New
Shipping
This item is shipped directly from our supplier in China with tracking.