What you need?

How to make installation?

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Testing wheel sensor

The yellow LED goes on when object is in the range of sensor and the switching output changes. The yellow LED is off when no object in range.

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Calibrating the wheel

The tightness of the spinning can be adjusted by tightening or loosening the bolt. Adjust the tightness so that the wheel will stop along with the material and will not keep spinning without the material on or above it

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Troubleshooting sensor:

Orange LED not turning on when wheel is turning