4-in-1 Modbus Soil Sensor RS485 4-20mA 0-5V Temperature Humidity EC PH NPK(PH-EC-N-P-K-RS485)

4-in-1 Modbus Soil Sensor RS485 4-20mA 0-5V Temperature Humidity EC PH NPK Multi Parameter Soil Nutrient Analyzer1.NOTE:Power Supply: DC1030VMeasurement Parameters: Moisture, Temperature, pH, Electrical Conductivity (EC), Nitrogen (N), Phosphorus (P), Potassium (K)Signal Output: 420mA, RS485, 05V, 010VCable Length: 2 meters (default)Electrode Length: 70mmProbe Material: Austenitic 316 Stainless SteelpH Electrode: Special probe (not 316 stainless steel)Protection Grade: IP682. SpecificationPower Supply：DC 4.530V (Recommended: 1030V)Max Power Consumption：RS485: 0.7W(24V DC)Analog: 0.30.4W(12V DC)Working Temperature：RS485: -40°C ~ +80°CAnalog: -40°C ~ +60°CCore Chip Heat Resistance：85°CElectrical Conductivity (EC)Measuring Range：0 ~ 20000 S/cmResolution：1 S/cmAccuracy：010000 S/cm: ±3% FS1000020000 S/cm: ±5% FSTemperature CompensationBuilt-in sensor, range: 050°CSoil MoistureMeasuring Range：0 - 100%Resolution：0.1%Accuracy：050%: ±2% (@ loam, 30%, 25°C)50100%: ±3% (@ loam, 60%, 25°C)PrincipleFDR (Frequency Domain Reflectometry)Soil TemperatureMeasuring Range：-40 ~ +80°CResolution：0.1°CAccuracy：±0.5°C (@25°C)Soil pHMeasuring Range：3 ~ 9 pHResolution：0.1 pHProtection Level：IP68, waterproof and dustproofProbe Material：special electrodeSealing Material：Flame-retardant black epoxy resinCable Length：Default 2 meters Dimensions：45 × 15 × 127 mmElectrode Length：70 mmInstallation Method：Fully buried or inserted into mediumStabilization Time：5 minutes3. Features7-in-1 Integrated DetectionMeasures soil moisture, temperature, EC, and pH.Advanced FDR TechnologyUses Frequency Domain Reflectometry for reliable and precise moisture measurement with 3% error.316 Stainless Steel ProbesCorrosion-resistant and durable, ideal for various soil types including saline-alkaline environments.IP68 Waterproof with Epoxy SealingFully sealed design with flame-retardant epoxy resin ensures long-term stability even in harsh conditions.Multiple Output OptionsSupports RS485, 420mA, 05V, and 010V for easy integration with industrial systems.Solar Power CompatibleLow power consumption makes it ideal for remote, solar-powered monitoring applications.4. FAQsQ1: Can this sensor be used in saline or alkaline soils?A1:Yes. The sensor features corrosion-resistant 316 stainless steel probes and a special pH electrode designed for challenging environments.Q2: What's the recommended installation method?A2:The sensor can be fully buried or directly inserted into the soil. Ensure full contact with the soil for best accuracy.Q3: What is the recommended power supply?A3:A DC power source between 1030V is recommended for optimal stability.==========Moisture-0-5V : DC4.5-30VCore Chip Heat Resistance : 85°CMeasuring Range : 0-100%,0 -20000 S-cmSoil pH : 3 ~ 9 pHProtection Level : IP68Dimensions : 45 -15-127 mm

• 1.You can know the soil pH，Moisture，Temperature that you care about by measuring it, so that you can take better care of our plants, so that they can be healthy and thrive after being well taken care of!
• 2.This soil meter probe uses the latest Soil Sensor Detection Technology to accurately and quickly detect the PH, moisture and temperature of your soil.
• 3.The new and improved technology allows you to better understand your soil and enjoy planting and harvesting.
• 4.Simply insert the probe into the soil about 3-5 inches (10 cm) and wait 10-15 seconds to get an accurate reading of the soil. NOTE: When measuring soil, do not force the probe into dry, hard soil if the soil is too dry.
• 5.When you have any questions and suggestions about this Soil Meter in the process of use, we will listen to your questions and solve your problems quickly. We will help each customer to deal with any problems on the product!