FTR-01H series portable digital fault recorder and analysis system which has ... Sample rate:10/5/2.5/1.25KHz available, auto-calibrated, Harmonic rate≤99, Event resolution≥0.1ms Rated AC ... dry event input channels (12VDC supplied by device internally)5, 16 wet event input channels (24,110,220VDC, ... dry event input channels (12VDC supplied by device internally)5, 32 wet event input channels (24,110,220VDC, ...