Re: Chinese CNC Syntec 6MA my experience
You should find your hood in the ladder. I really don't think it would be built in.
As a coincidence, the sample I chose to show the before and after is my dust collector. But my dust hood is similar.
I didn't do the whole ladder as 95% of it we need to pretty much leave alone. I just want to show an example of how to set up a m code if you have a button for something.
So my dust collector is on a relay connected to output 5 (actually a double relay as the supplied one was under sized). When I use the plc i/o chart and press the button you are modifying (F5 in my case). On the i/o chart it registered on i/o 5 (the output channel it physically uses) and i/o 89. So the key seems to be 89. Look for I89 in the ladder, it should have its own little section. Then, if it looks something like the attached, try modifying it to create a m code.
I have a similar pattern for the vacuum table (on my air blow button), my lamp button and my 2 coolant buttons. The last 3 are not connected to any relays but do light up the output lights on the syntec output board so they can easily used to add relays.
Then I have some buttons like F4 that aren't mapped to anything and some like F3 that are used but I'm not 100% sure how they work.
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In case anyone is wondering, I'm the twin of the other gfacer on cnczone...