Liquid detection in transparent bottles

Liquid detection in transparent bottles

The solution

BGL fork sensors from Balluff detect all liquids with a water content of over 15% with the help of infrared light. They reliably detect levels through transparent container walls. Our fork sensors are available in stainless steel with Ecolab certification and in IP69K for hygienic areas.


  • Fast, reliable inspection
  • High output rate
  • Also suitable for liquids in small, transparent hoses with a small diameter (≤ 6 mm)
  • High process reliability
  • Compact housing
  • No adjusting required since the emitter and receiver are already aligned
Liquid detection in transparent bottles
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Industry team

Do you have questions? Would you like a consultation? Our industry team looks forward to hearing from you.