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BrianG · 12.16.2010, 08:42 PM

I believe it's a HE sensor. The shunt resistor needed for 100A+ would be rather large, and difficult to size so that it can measure high currents without too many losses, yet still have accuracy at lower currents.

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BrianG RC-Monster Admin Offline Posts: 14,609 Join Date: Nov 2005 Location: Des Moines, IA	12.16.2010, 08:42 PM I believe it's a HE sensor. The shunt resistor needed for 100A+ would be rather large, and difficult to size so that it can measure high currents without too many losses, yet still have accuracy at lower currents.