Photoelectric sensors C23 -Outstanding background suppression in miniature cubic housing


Whatever the application, C23 series sensors will meet your highest demands. Their miniature size (20 x 30 x 10 mm), first-class sensing ranges and practical accessories are ideal for limited spaces. Housings have an IP67 enclosure rating and are Ecolab-approved for use in hygienic areas. Versions with background suppression and pinpoint LED ensure high reliability and extended detection ranges, while types with patented UV technology set new benchmarks for transparent object detection. A stability alarm is also available as a second output on some types, while versatile mounting brackets ensure ease of installation. All PNP types include IO-Link communication, a key enabling technology for Industry 4.0 and the Industrial Internet of Things.

Key Advantages

  • Small plastic housings 20 x 30 x 10 mm
  • Excellent background suppression characteristics with pinpoint LED
  • IO-Link Interface available on PNP types  
  • Mutual interface immunity
  • Versions available with stability alarm as second output
  • Enclosure rating IP67, Ecolab approved
  • Versatile mounting brackets for ease of installation
  • Mutual interference immunity by setting emitter/receiver pairs via IO-Link


Discover the full range here:


Perfectly suited for the packaging and logistics industry, click on the links below to read some interesting application stories: