Ultrasonic waves are used to enable stable detection of transparent objects, such as transparent films, glass bottles, plastic bottles, and plate glass, using Through-beam or Reflective Sensors.
There are 2 products of Ultrasonic Sensors.
            
            
               Digital Amplifier Ultrasonic Sensor
            
            
                E4C-UDA
            
        
    Compact, Cylindrical Reflective Ultrasonic Sensor with Easy Setting
            
            
               Compact Ultrasonic Sensor
            
            
                E4E2
            
        
    Compact, Through-beam, Ultrasonic Sensor