Wiring#

The preferred scheme to wire axis to a stepper/servo motor driver is the common anode method while common cathode still possible.

_images/back-shaded.png

Configuring

Sensor type

Limit pin trigger

NPN NO

Falling edge

NPN NC

Rising edge

PNP NO

Rising edge

PNP NC

Falling edge

_images/common-anode.png

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_images/common-anode-inverted.png

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_images/common-cathode.png _images/common-cathode-inverted.png

_images/limit-switch-inductive.png _images/limit-switch-inductive-inverted.png

_images/limit-switch-mechanical.png _images/limit-switch-mechanical-inverted.png