3 In 1 Soil NPK Sensor Agricultural RS485/Modbus

Product Description:

• Name of the product: Soil NPK sensor
• Probe type: probe electrode
• Measurement parameters: Soil NPK value
• Measuring range: 0 ~ 1999 mg/kg
• measurement accuracy: ±2%FS
• Resolution: 1 mg/kg 
• output signal: RS485 
• Supply voltage: 9~24VDC
• Operating temperature range: -30°C~70°C
• Stabilization time: 5-10 seconds after power
• Reaction time: <1 second
• sealing material: ABS engineering plastic, epoxy resin
• waterproof grade: IP68
• Cable specifications: Standard 1.2 meter (can be customized for other cable lengths, up to 1200 meters)

Measure Soil Nutrient using Arduino & Soil NPK Sensor