वास्तविक एम-218डी एलेवेटर फोटोसेल इन्फ्रारेड सुरक्षा थ्रू-बीम सेंसर सिंगल/डुअल बीम स्विचिन के साथ

Video Description:
Want to know how the M-218D elevator photocell ensures reliable anti-pinch safety? This video provides a detailed walkthrough of its infrared through-beam sensor technology, demonstrating how it detects obstacles during door closure and triggers safety signals. You'll see its microcomputer control system in action and learn about its single/dual beam switching for different door applications.