... Features of ISM6045 rotary encoder: * Manua encoder, suitable for manual pulse input type as NC or milling machinery. * Outside dimension ... P/R. * Designed for motors, with AB chanel or ABA-B-. * Output wave: square wave. * Response requency: 0~20K HZ ... sensor. 2, Digital meter: temperature controller, digital counter, digital timer, digital frequency/tacho/linespeed meter, digital panel meter, analog ...