Customization: | Available |
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Contact: | Contactless |
Output Signal Type: | Analog Type |
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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.
Soil humidity/temperature
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H:0%-100% / T: -40ºC~+80ºC
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Soil EC
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0-10000us/cm
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Soil PH
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3~9PH
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Soil NPK
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0~1999mg/kg
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Accuracy
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H:±3%(5%~95%,25ºC), T: ±0.5ºC(25ºC), EC: 10us/cm, PH: ±0.3PH, NPK: ±2%F.S
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Analog ouput
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4~20mA/0~5V/0~10V
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Digital output
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RS485
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Protection level
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IP68
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Power suppy
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12~30VDC
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Maximum power consumption
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1.2 W
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Response time
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≤1s
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Working environment
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-40ºC- +80ºC, 0 - 100% (soil temperature&humidity+soil EC), 0 ~+55ºC, 5%-95% (soil PH), 5 ~ +45ºC, 5%-95% (soil NPK)
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Long-term stability
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≤1%/year (soil temperature&humidity+soil EC), ≤5%/year (soil PH+NPK)
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Protection level
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IP68
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Sealing material
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epoxy resin (black flame retardant)
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Probe length
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70mm
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Probe diameter
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3mm
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Cablle length
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2m(default) / customized
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- Who We are? As one of the leading manufacturer In the field of industrial automation, Hongjun Science and Technology Co., Ltd. works in this field for more than 15 years! There are 1000 workers in our factory including 40 technicians!
- What We Do? We provide not only products but also solutions for customers! Our main products include AC gear motor, DC gear motor, high precision planetary gearbox used for stepper motor and servo motor! Also we provide customize service according to our customers' requirement!Q: How long will you give me the reply?
A: we will contact you in 1 hours as soon as we can.