docs_blackbox x32_connect xtension limit
Tip: Our Limit switches uses Normally-Open switch wiring, please ensure
that you have $5=7 in your Grbl settings
Use a 3-core cable to wire up our Xtension Limit switches.
IMPORTANT WARNING: Note: Incorrect wiring can short V+ to GND causing damage to your controller: Double check wiring before powering on. You are welcome to contact our Customer service or Support Forum for assistance with wiring it, to avoid potential damage
Tip: If you would like to wire Min and Max switches for the same axis, the second switch is just wired in parallel to the first:
GND on controller, to GND on first switch to GND on second switch V+ on controller, to V+ on first switch to V+ on second switch SIG on controller, to SIG on first switch to SIG on second switch
