1. Bonjour, Je me pose des questions sur le réglage du Z offset sur mon imprimante avec autolevel. If you now bring down the nozzle again to 0.0, it should be exactly at the desired distance where it grabs the paper. The nozzle moved down and the gap between the nozze and the sheet of paper was larger than before. -1.4 in this example Control > Store memory Fine tuning – after initial setup. froggy. The next step was to disable the software endstops und lower the nozzle to its final position (using the paper test). But there seems to be some issues with the Z offset when using a BLTouch. So I disabled the endstops again and lowered the nozzle. the shoulder of the bltouch (the plastic where the pin goes to) should be no greater then 8mm and no less than 7.5mm above the bed when the nozzle is touching the bed. Fixed issue where Z-offset tool may not reflect the actual z changes when adjusting real-time; Added "Re-Home Z" button in Z-offset tool so user can make changes and test real Z immediately. 4. A simple metric way to calibrate a BLTouch accurately for 3dprinter, I will explain it by using a terminal command. But it isn't! Ein Standard Papier hat in der Regel eine Dicke von 0,10mm. This would make -3 the total Z probe offset… privacy statement. This will be your new Z-Probe Offset value; Set the nozzle temperature back to 0 with M104 S0; Set your new Z-Probe Offset using M851 Z, for example M851 Z-2.2; Re-enable the soft movement limits using M211 S1 Check the Z position on the printer screen, and subtract another 0.1 from this value to account for the thickness of the paper. Marlin told me a Z offset of -1.09. G28 Z – Home Z-Axis ; G1 F60 Z0 – Move nozzle to true 0 offset ; M211 S0 – Switch off soft endstops ; Move nozzle towards bed slowly until the paper can barely move ; Take note of the Z on the printer display (take that number and add the measurement of the calibration sheet or device used) M851 Z X.XX (X.XX being your z offset achieved) It’s safer to leave Z as 0 here are calibrate this yourself later. Move Z down slowly until the probe triggers. Printer homes X and Y, then Z at the same spot (X = 0, Y = 0). Instructions are in the comments. That is very strange because "-x.xx" seems to be "sensor BELOW the nozzle". • Go to line 402 and set Y offset to mount offset (Recommended mounts use -10 for the Y offset.) BLTouch is ignored (not deployed nor monitored) while homing Z. The sensor is 3-4mm above the tip of the nozzle! If your Z probe produces a short pulse when it triggers (e.g. From this point onwards, the following is also uncommented: In every of the following options, after homing X and Y, printer goes to the center of the … I used the wrong data sheet. To calibrate the BLTouch probe in Klipper, you need to access the terminal in OctoPrint. Ce que je ne comprend pas, … I was quite out of the tolerance. Connect your computer to your 3D Printer using a USB cord and launch Pronterface. 3DTouch can greatly improve the printing precision of your 3D Printer. Check that the Z probe reading in DWC is correct (about 537 for the Mini Differential IR probe, and about 1000 for most other types). Place a … One thing I hear over and over in the various printer forums is our intrepid endusers installing a sensor, somehow manages to get it wired up correctly, stumbles i… Default configuration, using only Z-endstop switch as Z-endstop. Hi! Sign in Learn all you need to know about BLTouch sensors: what they are, how they work, a setup guide, and where to buy your first BLTouch. 3. M851 Z-1.23; // Define the Z offset M500; // Store the settings M211 S1; // Enable the end stops again Please note that -1.23 is a fictive value that should be replaced by your own value. Home your 3D printer; Reset Z0-Offset M851 Z0 ; Store setting to EEPROM M500; Set active parameters M501; Display Active Parameters M503; Home your nozzle and show your Z-Axis G28; Move the nozzle to true 0 offset G1 F60 Z0 In Marlin 1.x, this was done with X, Y and Z_PROBE_OFFSET_FROM_EXTRUDER. Ma compréhension est que lon indique le décalage entre le 0 du nozzle et le 0 du capteur, pour permettre un palpage correct. A warning before you start: Avoid touching the BL-Touch pin with your bare fingers, since it is quite sensitive to finger grease. The text was updated successfully, but these errors were encountered: Chances are your bl touch is too low or too high. Have a question about this project? For example, if the probe offset is -3.5 and you had +0.5 left, add the latter to the Z probe. :(. 3DTouch features simple, smart and precise. Go back to the Configuration menu to set the probe offset. ( 5.2 => -5.2) Set with M851 Z-5.2 and #define Z_PROBE_OFFSET_FROM_EXTRUDER -5.2. Having trouble getting your prints to stick? But there seems to be some issues with the Z offset when using a BLTouch. How to compile and install wxPython on Raspberry Pi? :( :( Using this new values results in a much larger gap.... :/. And after finally mounting it I had to set " Z_PROBE_OFFSET_FROM_EXTRUDER" to around -2.0. To manually adjust the z-offset is to first auto-home your gMax. Zuerst fahren wir X:10(1) und Y:10(1) mit den Navigationsbuttons(2) an And now, back in the Move-Z menu, the new starting value should be the original offset + the absolute value of the offset, so in my case it's 12.8. The only thing that requires a calibration is the Z-probe offset. Z-endstop switch is monitored when moving Z axis down via LCD menu or G0. After a reset I executed "G28 Z" followed by a "G0 Z". Take the current Z value and negate it. Then go to Menu>Prepare>Move Axis>Z-axis>0.1 mm and start to move your hotend down. Using the Creality BLTouch Kit bracket, mine is { -43, -9, 0 }. Setting Z-Offset for a BLTouch (or another probe) - YouTube In layman terms, Z-probe offset is defined as the Z height of the probe with reference to the bed and nozzle. That gave me the needed hint! This issue has been automatically locked since there has not been any recent activity after it was closed. Sign up for a free GitHub account to open an issue and contact its maintainers and the community. Here are the different ways to adjust the BLTouch Z-offset for your gMax printer. My leveling BLTouch is 37mm to the right of the nozzle, and 2mm behind it, so I would put the following settings. Already on GitHub? Smart Effector, Precision Piezo, FSRs with John SL board, BLTouch) then the pulse will probably be too short for you to see. Any kind of software you can send GCODE through the terminal like Octoprint, Move nozzle towards bed slowly until the paper can barely move, Take note of the Z on the printer display (take that number and add the measurement of the calibration sheet or device used), M851 Z X.XX (X.XX being your z offset achieved). Finally, select Store settings to save your Z offset original BLTouch from Antclabs que... For X and Y, then Z at the same spot ( X = 0.. Updated successfully, but these errors were encountered: Chances are your BL touch is too low or too.. 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