Motor YASUKAWA Print Motor 75W Nos. of revolution 50〜7000rpm Revolving accuracy ±0.2%/3000rpm Vacuum switch open/close ON460mmHg OFF400mmHg Power supply AC100V 7A Display Timer 3 digits　0〜999sec　Revolving meter 4 digits (LED display) Nos. of steps Programmable 3 steps Sample fixing By vacuum Vacuum pump piping nozzle Outer diameter 6mmφ（left side） Max. sample size 8 inchφ wafer Cup 380mmφ SUS Dimension W 520×D 625×H 245mm Weight Approx. 35kg Option Vacuum chuck、Vacuum pump