Skr Mini E3 V2 BLTouch Wiring Diagram

When it comes to 3D printing, the Skr Mini E3 V2 and the BLTouch sensor are two popular options among hobbyists and professionals alike. However, proper wiring is crucial for making these components work together effectively. In this article, we will provide a detailed wiring diagram for Skr Mini E3 V2 and BLTouch, as well as some frequently asked questions about this combination.

What is Skr Mini E3 V2 and BLTouch?

Skr Mini E3 V2 is a powerful 32-bit controller board for 3D printers that is designed to replace the stock boards on popular models like Ender 3 and CR-10. It is known for its compatibility, reliability, and ease of use. BLTouch, on the other hand, is an auto bed leveling sensor that can detect the distance between the printer nozzle and the bed surface, thus ensuring accurate and consistent prints without manual calibration.

Wiring Diagram for Skr Mini E3 V2 and BLTouch

Before we get into the details of wiring, it is important to note that some models of Skr Mini E3 V2 come with pre-installed headers for BLTouch, while others may require soldering or adapters. Therefore, make sure to check the specifications of your board before proceeding.

Skr Mini E3 V2 BLTouch Color Code
GND GND Black
5V 5V Red
PC10 Servo Signal White
PC4 Self-test Orange
PC3 Alarm Brown

Once you have identified the correct pins for wiring, follow these steps:

  1. Connect the GND pin on Skr Mini E3 V2 to the GND pin on BLTouch using a black wire.
  2. Connect the 5V pin on Skr Mini E3 V2 to the 5V pin on BLTouch using a red wire.
  3. Connect the PC10 pin on Skr Mini E3 V2 to the Servo Signal pin on BLTouch using a white wire.
  4. Connect the PC4 pin on Skr Mini E3 V2 to the Self-test pin on BLTouch using an orange wire.
  5. Connect the PC3 pin on Skr Mini E3 V2 to the Alarm pin on BLTouch using a brown wire.

FAQ about Skr Mini E3 V2 and BLTouch Wiring

1. What is the purpose of BLTouch?

BLTouch is an auto bed leveling sensor that can detect the distance between the printer nozzle and the bed surface, thus ensuring accurate and consistent prints without manual calibration.

2. What is Skr Mini E3 V2?

Skr Mini E3 V2 is a powerful 32-bit controller board for 3D printers that is designed to replace the stock boards on popular models like Ender 3 and CR-10. It is known for its compatibility, reliability, and ease of use.

3. Do I need to solder the wires for BLTouch?

It depends on the model of Skr Mini E3 V2 you have. Some models come with pre-installed headers for BLTouch, while others may require soldering or adapters. Therefore, make sure to check the specifications of your board before proceeding.

4. Are there any risks of wiring BLTouch incorrectly?

Yes, incorrect wiring may cause damage to the board, the sensor, or both. Therefore, make sure to double-check the pins and colors before proceeding, and consult the user manual if necessary.

5. How do I test if BLTouch is working correctly?

After wiring, you should perform a self-test and adjust the height of the sensor according to the instructions provided by the manufacturer. Once this is done, you can run a test print and check if the first layer is smooth and consistent.

Conclusion

Wiring Skr Mini E3 V2 and BLTouch correctly can greatly improve the printing experience and accuracy of your 3D printer. By following the above diagram and instructions, you can ensure a safe and effective installation. However, if you encounter any issues or uncertainties, it is always recommended to seek help from the community or the manufacturers.