Thermal EMFs with Switching Cards

Ideal Contact	Real Contact
This Error affects both 2-wire and 4-wire measurements. The total Thermal EMF (Ve), with N closed contacts is: Ve = Vt * N Learn More Measurement Error Due to Ve Learn More
Signametrics Measurement Solutions
USB Switch Modules: up to 6-1/2 Digits... up to 7-1/2 Digits...	PXI and PCI Switch Modules: up to 6-1/2 Digits... up to 7-1/2 Digits...


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