... range of tension adjustment, easy to operate, convenient, compact system, reliable operation and simple maintenance. We provide: 1.New rotogravure ... of ≥ 1:1500; the speed control accuracy of ≤ ± 0.02%; the starting torque ≥ 150 %.Tension control range 3- 30kg.line ... or less) determined by the mechanical speed ratio.System components:Control system consists of a micro-computer, computer micro control ...