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General Mach Discussion / Re: RPM and counting ?
« on: April 02, 2010, 11:56:32 PM »
When I check the normally closed wire voltage and the sensor LED is OFF, voltage output is 0V ion the normally closed wire. When I rotate the spindle and the sensor LED is on I get 5V output on the normally closed wire. Without the 5V regulator I would get about 22V.