Ancient full spectrum to Ruida controller wiring

I have this dinosaur of a laser that is 14 years old, it was barely working, tube was burnt up, mirrors all scratched.

Replaced everything! Tube, mirrors, combiner, lens, new exhaust fan setup, new lighting LeDs

Today i received my Ruida 6442s and trying to install the older limit switch side and have a question.

On the old FS controller each axis his is own plug , it seems on the Ruida controller I’m combining y-z to the same plug.

How would I wire this?

The stock configuration is for these inputs to be active in the low state. At minimum a switch that grounds these inputs. Some sensors are hall type, require 24V supply and operate as open collector current sink.

Don’t feed 24V to any of the machines inputs, except its power input. There are plenty of ground points you can use.

If the original machine uses active high, you can invert the inputs through the machine settings.

Make sense?

:smile_cat:

As someone who’s new to lasers, that does not make much sense lol.

I found another article on here finally that has the same question but was still confused. lol

It looks like each plug has a wire going to each limit switch then the 24+ and then -/+

Do I elimite the three wires and just input the switches?

Inputs for homing are the negative marked inputs. The positive marked inputs are for limit switches. Limit switches are ignored during the boot … after the boot, home switches are ignored.

What you need is a wire from the Ruida, such a LmtX- for the x axes home switch to the switch, the other side of the switch will go to ground.

If you post a photo of the limit switches, we can probably identify what you have.

:smile_cat:

I want to say they look like this

Same type I always used on my nitrous oxide installs. Pedal or throttle body activation

One side to ground, the other side to LmtX-, or whatever axes it’s applicable.

No 24V needed.

:smile_cat:

After reading another thread that’s is what i was thinking… Thanm you for the help. Hope to have this guy running tomorrow. Im sure I’ll have more questions and im so happy there is a forum.

Glad the forum days are not completely dead.

I assume it will be fine to double up grounds on the connector?

Yep, it’s not like you’ll be drawing a lot of current.

:smile_cat:

I got everything hooked up, added my device, set me machines bed size 48x36

MY first time do i have to manually home it?

When I homed it the first time it went to the back left and just started kicking around and not stoping. Had to shut the machine off because stop didnt work…

Suggestions

I dont have a limit switch in the top left so i assume i should be homing to the top right where the switch is.

I deleted my printer profile and tried again with the home position in the back right but its still homing to the back left.

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