How to say "instrumentation" in Japanese

Choosing the right word
  • 計装けいそう
    nounCovers instrumentation in the technical sense: the installation and use of measuring and control instruments in industrial plants. A term of industrial plant engineering, not for instruments as physical objects.
  • 計測器けいそくき
    nounReally means 'measuring instrument', a device for measurement. Its 'instrumentation' gloss fits only when the English word refers to the instruments themselves, not to the field or practice.

Use 計装 for instrumentation as the engineering field of equipping industrial plants with measuring and control instruments, and 計測器 only when instrumentation means the measuring instruments themselves; neither covers the musical sense.

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Japanese equivalents
  • 計装けいそうinstrumentation
  • 計測器けいそくきmeasuring instrument

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