Full Version: Watch your 0V and GND's
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Bought some Delos quadrature glass and magnetic scales, very good quality but when connecting be aware that 0V and GND on the scaleĀ are not the same so you need to connect the board GND to scale 0V to get a reading. No idea what R stands for.

Delos DP9 pins

1 A-
2 0V
3 B-
5 R-
6 A
7 5V
8 B
9 R