... ASTM D903, JIS K6854 1 year guarantee Computer Servo Control Polymer Tensile Testing Machine ApplicationThese series of ... one computerSpecification of main engineA, Motor system: Panasonic servo motor +Panasonic servo driver +ball screw (Taiwan)+Leeming reduction gears ... C, Data transmission:RS232 D,Computer servo system :Desktop computer servo control tensile tester dedicated systemE, Display modes ...