Watch Out for Those Thermoelectric Voltages!

May 22, 2012 Office 19-2 (Apr 2012)

In the Fluke 8508A, a technique called "Tru-ohms" can be used to easily remove EMFs. — In the Fluke 8508A, a technique called “Tru-ohms” can be used to easily remove EMFs.

By Martin L. Kidd

This Metrology 101 article addresses the impact of thermoelectric voltage (EMF) on low-voltage measurements. Using a high precision digital multimeter, the author demonstrates how you can inadvertently introduce thermal EMF errors.

Read the Full Article (PDF)

electrical
Metrology 101

Related Articles

Recent Advances in Oscilloscope Capabilities

Vitrek Announces the SE Series of High Voltage Safety Enclosures

Frequency and Voltage Converters as Mains Reconstruction Units