Soil Moisture

Soil nitrogen, phosphorus and potassium sensors (4 ~ 20mA type)

Reference
EIC-NPK-4-20ma

Price on request

The soil nitrogen, phosphorus, and potassium three-in-one fertility sensor is suitable for detecting the content of nitrogen, phosphorus, and potassium in the soil, and determining the fertility of the soil by detecting the content of nitrogen, phosphorus, and potassium in the soil, thereby facilitating the systematic assessment of the soil condition. Can be buried in the soil for a long time, resistant to long-term electrolysis, corrosion resistance, vacuum potting, completely waterproof.
The sensor is widely used in soil nitrogen, phosphorus, potassium detection, precision agriculture, forestry, soil research, geological exploration, plant cultivation and other fields.

  • DC powered (default)**** **DC 10-30V**
  • Maximum power consumption**** **≤****0.15W****(****@12V DC****,****25****℃)******
  • Operating temperature**** 0℃~55℃****
  • Resolution**** **1 mg/kg(mg/L)**
  • Precision**** ±2%FS****
  • Response time**** <1S
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Overview

Features

Low threshold, few steps, fast measurement, no reagents required, unlimited detection times.
High measurement accuracy, fast response speed and good interchangeability.
The electrode is made of a specially treated alloy material, which can withstand strong external force and is not easy to be damaged.
Completely sealed, resistant to acid and alkali corrosion, can be buried in the soil for long-term dynamic testing.
Probe insertion design ensures accurate measurement and reliable performance.

DC powered (default)**** DC 10-30V
Maximum power consumption**** 0.15W(****@12V DC**25℃)******
Operating temperature**** 0℃~55℃****
NPK parameters Range****
Resolution**** 1 mg/kg(mg/L)
Precision**** ±2%FS****
Response time**** <1S
Protection class**** IP68
Probe material**** stainless steel****
Sealing material**** Black flame retardant epoxy resin****
Default cable length**** 2 meters, cable length can be customized****
Dimensions**** 4515123mm
output signal**** 4~20mA****Output
load capacity**** ≤600Ω

Modelo

EIC- Company code
N Soil nitrogen content transmitter
P Soil phosphorus content transmitter
K Soil potassium content transmitter
I20- 4 ~ 20mA output
TR Soil testing enclosure

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