RK520-02 Soil Moisture Sensor, Temperature Probe& EC Sensor


RK520-02 Soil Moisture, Temperature & soil EC Sensor is integrated the moisture, temperature & EC measurement.The stainless steel probe is inserted into soil surface or soil profile to test quickly. The product with temperature compensation to ensure the accuracy of measurement.The probe can be permanently embedded underground and be connected to a data logger for unlimited testing.


  • Fast response.
  • Excellent stability.
  • Widely used.
  • High precision.
  • High sensitivity.
  • Simple operation.


Item Technical Specification
Moisture Temperature EC
Range 0-100%(m3/m3) -30℃-+70℃ 0-10mS/cm



±0.5℃ ±3%FS
Output Signal RS485,0-2V
Response Time <1s
Supply 5VDC, 12-24VDC
Effective measurement area With the center of the probe diameter is 70mm, high 70mm cylinder
Housing ABS
Dimensions 45*15*145mm( probe:3* Ø3*70mm)
Operating Temperature -40℃-+80℃
Ingress Protection IP68
Storage 10-60℃@20%-90%RH
Probe material 316L  stainless steel

Product Dimensions

product-Rika Sensors-img-5

Product Details


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