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Quick Details

  • Place of Origin: Beijing, China (Mainland)
  • Brand Name: CNDingtek
  • Model Number: DF520
  • Usage: Level Sensor
  • Theory: Ultrasonic Sensor
  • Output: Digital Sensor, RS232/0-5V
  • Type: wireless fuel level sensor
  • Measuring length: 60-2000mm
  • Tyep: wireless fuel level sensor
  • Drill hole: no need
  • Origin of place: China
  • Resolution: 1mm
  • Liquid: all liquid
  • Water proof: IP 67
  • Certificate: CE

Packaging & Delivery

Packaging Details strong packed carton
Delivery Time delivery in 5 days after payment



Product Description


CNDingtek NB-IoT  DF520 wireless fuel level sensor non contact media ultrasonic liquid level sensor for fuel level management




Measurement Range50~ 2000mm 
Blind Area50mm (0-50mm maybe not be read out successfully)
Resolution1mm or 0.1%FS, the bigger one
Accuracy3mm or 0.3%FS, the bigger one 
Power Supply10-32V DC
Current120mA@12VDC (GPRS data upload), 75ma@12VDC (other time)
Wireless ModuleGSM/GPRS quad band (850/900/1800/1900MHz), or
WCDMA/UMTS/HSDPA 900/2100MHZ or 850/1900MHZ
Operating Temperature-20 ~ 70℃
Storage Temperature-40 ~ 85℃
ProtocolDingtek / Thingspeak/ ModBus RTU/Customized
Protection RankIP66
MountingTransducer stick to tank bottom by glue and tape;
Controller box stick to open sky position by tape
LED DisplayOptional tool for installation to show the liquid level
DimensionTransducer ø30, Controller box 80*78*30m






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