photoelectric sensor

hi guys this is my first post about cnc im new to this


im looking for some help with an issue im have with wiring up a indexing sensor

i have converted my manual lathe to cnc which ive got working fine with mach3

ie: steeper motors

im trying to wire up a spindle index sensor up ive made the pick up disc with the correct slot on i and mounted it to the lathe shaft
im struggling to get the sensor to ive got the led light to flash when some thing is passed through
it but i get nothing on mach3 screen on index pulse light

the board is wired up to a 24v power supply and a separate one for the motor drivers
also have a separate 5v supply for the board to work

i have included a pic ok the sensor im trying to wire up and also a pic of the board im using

this is the link to the data for the sensor omron ee-sx672a

https://www.ia.omron.com/product/item/2225/

any help will be greatly appreciated

thanks ian