( ARC SENSOR FD-AR )
Automatic seam tracking by weaving
* This sensor alloes correction of curved workpiece or thermal distortion which cant be corrected only by detecting workpiece position.
* Applicable to workpieces with medium thickness or thicker.
* Most inexpensive among all the tracking sensors.
* Easy to use from the viewpoints of interference of workpieces and maintenance because this sensor requires no additional parts around the torch.
** Cant be used for tracking on aluminum.