3 wire proximity switch help

[mikem]

Hi guy's been reading this forum for a while now and it's been very informative. I built a 5 x 10 plasma table everything is running but the switches. I need some help on wiring a 3 wire proximity switch to a this BOBThe model switch is a LMP1-3005NA What I need to know is what wires go where.

Any help would be greatly appreciated


I'm using M542 drivers.
Motors

* Manufacturer Part Number: 23HS45-4204S
* Motor Type: Bipolar Stepper
* Step Angle: 1.8 deg.
* Holding Torque: 3.0Nm(425oz.in)
* Rated Current/phase: 4.2A
* Phase Resistance: 0.9ohms
* Inductance: 3.8mH+/-20%(1KHz)
BOB http://www.ebay.com/itm/Upgrade-Usb-...item2a4eceaf9b

Thanks

Mike