VR sensor wiring into M1

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VR sensor wiring into M1

Postby CDSaints on Sat Nov 09, 2019 3:09 pm

I need to bring a few VR sensors (cam, crank, VSS) into my M150, but I'm not exactly sure how to wire them. I know they should land on UDIG inputs but where does the "ground" wire go? Chassis ground? 0V sensor reference? Somewhere else? Also I would think for the udig input that the pullup to 5V should be off, correct?

Thank you.
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Re: VR sensor wiring into M1

Postby David Ferguson on Mon Nov 11, 2019 6:05 am

Yes, the Pullup should be off for VR sensors. I generally use one of the sensor 0V pins for one side of the VR sensors, but I think you would be OK with the GND pins as well.
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Re: VR sensor wiring into M1

Postby Stephen Dean on Mon Nov 11, 2019 10:19 am

Hi,

The Preference is for the 0v pins to be used to reduce the potential for ground noise to introduced into the signal.
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Re: VR sensor wiring into M1

Postby CDSaints on Mon Nov 11, 2019 9:45 pm

Excellent. Thank you gents!
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