Mitchell MIT6501 - Connections; First Measurement Without Guard; Second Measurement With Guard

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-5-

5. Connections

FIRST MEASUREMENT

MEASURE WITHOUT THE GUARD TO TAKE EVERYTHING INTO

ACCOUNT AND FIND OUT IF NEED CLEANING.

RESISTANCE DUE TO CONTAMINATION

CAN BE VERY LOW AND LOWER THE

TOTAL RESISTANCE.

CLEANING PERIODICALLY CAN ALSO

REDUCE SYSTEM POWER CONSUMPTION.

SECOND MEASUREMENT

MEASURE WITH THE

GUARD TO ENSURE

INSULATOR IS CORRECT.

TYPICAL TEST

DIRTY

INSULATOR

ELECTRICAL EQUIVALENT

CIRCUIT DIRTY INSULATOR