You will need the data sheet for the sensor you have, in order to make sense of the output.
However, if the label states 0-10V output, and you measure a negative output voltage, it is probably safe to assume that the device is broken.
You will need the data sheet for the sensor you have, in order to make sense of the output.
However, if the label states 0-10V output, and you measure a negative output voltage, it is probably safe to assume that the device is broken.