... -1-2,ISO Suction MachineFEATURES:1,Foot operated suction pump from base sheet iron and foot operated vacuum pump and vacuum indicator ... times stepped to move:≤12,Pedal pressure:≤245N;3,Normal foot work,the discharge is in the 10s:≥200mL;4,Max ... °C,Relative humidity:≤80%(25°C),Atmospheric pressure:86KPa~106KPa. Foot Operated Suction Machine