7 In 1 Soil Moisture Temp EC Salinity NPK Sensor (RS485)

Need Rs485/Lorawan Node
Measurement parameters: Soil temperature moisture EC salinity N,P,K
Soil moisture measure range : 0 ~ 100%(V/V)
Soil temperature range : -30~70℃
Soil EC measure range : 0~20000us/cm
Soil Salinity measure range : 0~1000ppm
Soil NPK measure range : 0~1999mg/kg
Soil moisture accuracy : 2% within 0-50%, 3% within 50-100%
Soil temperature accuracy : ±0.5℃（25℃）
Soil EC accuracy : ±3% in the range of 0-10000us/cm; ±5% in the range of 10000-20000us/cm
Soil salinity accuracy : ±3% in the range of 0-5000ppm; ±5% in the range of 5000-10000ppm
Soil NPK accuracy : ±2%FS
Soil moisture resolution : 0.1%
Soil temperature resolution : 0.1℃
Soil EC resolution : 10us/cm
Soil salinity resolution : 1ppm
Soil NPK resolution : 1 mg/kg(mg/L)