... compact and robust cleaner auto heat-control,time cleaning auto transfer Clangsonic CleanerFeatures: 1. PLC control2. Automatic transfer and ... system working at the resonant point,and output the maximum ultrasonic power.9. Generator Functions: wide frequency range:up ... 1-9999 minutesApplication: metal parts,such as avitation parts, auto parts, hardwares etc, especially those metal parts with annulus, ...