Standards catalogue

JS EN 61143-1:2009

Electrical measuring instruments - X-t recorders Part 1: Definitions and requirements

This part of JS 1143 applies to X-t recorders used for the measurement of voltage and current which measure and record analogue electrical quantities as a function of time. It also applies to a recorder whose chart scale lines do not correspond directly to the electrical input quantity, provided that the relationship between them is known.

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