Equipped with 2 sets photocell sensor. Choice of strapping modes-single,double or no strap. Available to equip with an additional photocell sensor.When the package is placed on strapping area,the conveyor is ready for strapping.If no package exists on strapping area,conveyor stops in 30 sec to save power consumption. The control box is equipped with input and output circuit for controlling conveyor. Photocell sensor provided at side of arch for conveyor control.