ACE Instruments Flameproof RPM Indicator

flameproof rpm indicators manufactured by ace instruments are high quality microprocessor based rpm indicators for vfd feedback monitoring & control with 1" high super bright red led display size. The input is field selectable between 4-20ma or 0-10 v.d.c. Depending on the output available from the variable frequency drive. The flameproof rpm indicator has 2 push buttons at the top for start & stop & 10 turns potentiometer for varying the drive rpm. The flameproof rpm indicator can be provided with a selector switch instead of a potentiometer as an option.