FalloutBe
Posts: 31
Joined: Sat Jan 16, 2016 5:21 am

Heated build chamber temperature controlling?

Hello,

I have a printer with one extruder, a printed bed and a heated camber.
According to the pcb layout, Extruder is T0, Bed is T1 and Chamber (actually "extruder 2") is T2.
The board is a ramps 1.4

Now, in the FFF settings, under the Temperature tab the "primary extruder" is configured as T0, and that works fine.
The bed is configured as T1 and it also works fine
the chamber however I don't know which Temperature Identifier to use.
In the Machine Control Panel I can select the active toolhead, and when I take toolhead 0, that's the extruder1
when I take toolhead 1, that strangely is NOT the bed, but it's my chamber! Because when I warm that temperature sensor, the readout of toolhead 1 increases.
I can't find my bed in any of those toolheads, so what I'm thinking is that I'm mixing up T0, T1, T2, .... and Tool0, Tool1, Tool2, ... to be the same.

Is that the case? Are these two things, actually different things that I must not mix up?

If so, is it correct that in the FFF settings I should select T2 for my chamber?


ANOTHER PROBLEM:
I want to set the temperature for the chamber to 50degrees C and for my extruder 240degrees C.
Every time when I change the temperature of tool 1 to 50, tool 0 also changes back to 50.. why can't I have two different values?

Kind regards
CompoundCarl
Posts: 2005
Joined: Wed Aug 05, 2015 7:23 am

Re: Heated build chamber temperature controlling?

Not sure on your first question. It's just a wiring and firmware question, so you'll have to double-check the layout of your RAMPs board and your firmware settings to be sure.

On the second one, I have a feeling you're problem has to do with the auto-configure material options. For example, if you select PLA, the software wants to configure all your extruders for PLA. However, you are kind of trying to do something different than what the software intends. You're telling it one of the extruders is actually a chamber that needs an entirely different temperature. I think you can do it, but you'll have to make the modifications yourself. Go to File > Export FFF Profile, and then select the profile you want to edit, save it to your hard drive, and then open it in a text editor like Notepad or something. Scroll to the bottom to the <autoConfigureMaterial> sections. You will need to edit the temperature settings in those sections to match what you want.

Then save the file and re-import it into the software by going to File > Import FFF Profile.
FalloutBe
Posts: 31
Joined: Sat Jan 16, 2016 5:21 am

Re: Heated build chamber temperature controlling?

Oh okay, thank you!
And about the first question, nevermind ^^ I figured it out.

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