…A device that measures the number of revolutions or counts values regardless of time, and is also called a counter, degree counter, counting counter, tachometer, tachometer, etc. It is broadly divided into mechanical types that use gears and electrical types that use electromagnets, and there are also pulse counters that count electrical pulse signals and universal counters that count pulses only within a certain period of time (in this case, the number of revolutions or frequency). … *Some of the terminology that refers to "counter" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…時間に無関係に回った回数の測定や数値を計数する装置で,回数計,度数計,数取り,積算回転計,積算計などとも呼ばれている。歯車を利用した機械式と電磁石を利用した電気式に大別され,さらに電気的なパルス信号を計数するものに,パルスカウンター,一定の時間内だけのパルスを計数する(この場合は,回転数や周波数となる)ユニバーサルカウンターなどがある。… ※「回数計」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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