by robosang » Wed Dec 05, 2012 7:26 am
I don know whether yo can claim or not, I am not Cytron.
You can try fill in the support form under support tab, their technical team might be able to help.
BTW, you can ignore the Rref, although I do not have the sensor, but from the diagram, you can do that. Also if you are getting changes on voltage, the sensor is working.