Data record instr.low-resistance-ohmmeter.standing-emf-reversal-averaging

Verified 2026-10-27 Confidence: High

A standing electromotive force on a circuit that joins different metals is removed by taking a reading, reversing the polarity of the test leads, taking a second reading and using the arithmetic average; instruments with automatic current reversal display the corrected result without operator intervention.

ProvenanceMegger Electrical Tester article supports data record instr.low-resistance-ohmmeter.standing-emf-reversal-averaging, which is cited on the entry Low-resistance ohmmeter.SOURCEMegger Electrical Tester articleMegger Electrical Tester..Manufacturer pageDATA RECORDinstr.low-resistance-ohmmeter.standing-emf-reversal-averaginginstr.low-resistance-ohm..Verified 2026-10-27ENTRYLow-resistance ohmmeterLow-resistance ohmmeter1 revision
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StepItemDetail
SourceMegger Electrical Tester articleManufacturer page
Data recordinstr.low-resistance-ohmmeter.standing-emf-reversal-averagingVerified 2026-10-27
EntryLow-resistance ohmmeter1 revision
Subject
Low-resistance ohmmeter (Instrument classes)
Kind
Instrument fact
Source
Megger Electrical Tester article, November 2015 edition, Q & A on low resistance measurement, Megger. Publisher page

History

Every recorded change to this data record, oldest first.
DateChange
2026-10-27created
2026-10-27review_status unreviewed -> software_reviewed

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"Data record instr.low-resistance-ohmmeter.standing-emf-reversal-averaging." Test Instrument Reference. 2026-10-27. https://www.testinstrumentreference.com/data/instr.low-resistance-ohmmeter.standing-emf-reversal-averaging/.