RK500-01 Soil / Liquid Temperature Sensor


RK500-01 Soil/Liquid Temperature Sensor is used to measure the temperature of the soil or liquid medium, applied to the automatic meteorological station, soil temperature testing,  pond or reservoir water temperature detection and other fields.The products can be used into the water or buried in the soil.Sensor with precision thermal resistance as a sensing component, built-in signal sampling and amplification, zero drift and temperature compensation function, has the characteristics of high measuring precision and good stability.


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


Item Technical Specification
Range -20-+50℃,-50-+100℃
Supply 5VDC,12-24VDC
Accuracy ±0.5℃
Response Time <1s
Output Signal PT100/PT1000 class A (3-wires),4-20mA,0-5V,RS485
Operating Temperature -50℃-+80℃
Ingress Protection(probe) IP68
Storage 10-60℃@20%-90%RH
Size 4-20mA,0-5V,RS485: Probe:Ø19 ×119 mm,Transmitting module:Ø27*120mm

PT100: Probe:Ø6 ×50mm

Probe weight(unpacked) 145g
Housing material 304 stainless steel



If you select 4-20mA,0-5V,RS485 output,need add transmitting module.



product-RK500-01 Soil Liquid Temperature Sensor-Rika Sensors-img-5

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