Ultrasonic Edge Detector

  • #Ultrasonic Edge Detector

An ultrasonic transmission-type web edge detector. It is used for web alignment control in combination with Q-series control panel and drive. Due to it not being affected by the web transparency, color or pattern, it is suited for detection of transparent body.



①Receiving part ②Transmitting part ③ Ground terminal ④Connector ⑤Center mark
※1: Range of φ20±0.2


  • Stable detection with an ultrasonic wave
    Web edge is detected by spotting changes in the aerial ultrasonic wave. Therefore, accurate detection is possible without being affected by color, pattern or transparency of various webs.


Detection method Ultrasonic wave (frequency300kHz), proportional to deviation-type
Detection position Web edge (transparent, opaque edge)
Detection distance 25mm
Detection range Proportional band ±2mm
Weight Approx. 175g
Ambient temperature 0 – 40℃(no condensation)
Adaptive control panel PW-1000、PWN-1000、PW-800U、PWN-800U、PW-1310、PW-2000
Other steel shaft type: PS-420