... conveyor, accurate positioning. 3,Variable speed adjustment. 4,GMP. Labeler The machine is equipped with PLC control system with touch screen, with ... not interfered by outer light source or ultrasonic wave. Variable speed adjustment for conveyor, bottle separator and top conveyor, no ... On-screen message board and instant help. ModelPLB-3220C Speed of top belt3~30 m/minSpeed of conveyor belt Speed3 ...