... : 58, 66.5, 4.5, 26, 40.5, 52, 39mm SF-65: 73.5, 83.5, 4.5 Model unit A ... .5, 4.5, 26, 40.5, 52, 39mmApplicationsSFIM's SF, DND, SFC series meters and direct acting indicating analogue electricalmeasuring instruments. They ... factor,synchroscope, phase indicator and the other non-electric value. SF-62T2 Round Panel Meter