Laser Tree LT-K Series (20W, 30W, 40W, 60W)

LASER TREE Laser Module Instruction Manual

Models: LT-K20, LT-K30, LT-K40, LT-K60 (20W, 30W, 40W, 60W Optical Power)

1. Introducció

This manual provides detailed instructions for the installation, operation, and maintenance of your LASER TREE optical power laser module. Designed for precision engraving and cutting, these modules feature advanced technology such as multi-beam compression and integrated air assist to enhance performance and efficiency. Please read this manual thoroughly before use to ensure safe and optimal operation.

LASER TREE K40 40W+ Optical Power Laser Module
LASER TREE K40 40W+ Optical Power Laser Module

2. Producte acabatview

The LASER TREE laser modules are high-performance tools for various engraving and cutting applications. Key features include:

  • High Optical Power: Available in 20W, 30W, 40W, and 60W optical power variants, utilizing multi-beam compression technology (e.g., 8pcs 5.5W diodes for 40W+, 12pcs 6W diodes for 60W+).
  • Powerful Cutting Ability: Capable of cutting materials like pine plywood, bass plywood, MDF, and black acrylic with impressive speed and depth in a single pass.
  • Professional Air Assist: Built-in air assist airway ensures clean-cut edges and improved cutting performance.
  • Super Fast Engraving Speed: Achieves ultra-fast engraving on materials like stainless steel, up to 20000mm/min.
  • Àmplia compatibilitat: Suitable for various DIY laser engraving machines including Z*aitu, O*tur, Tw* Trees, S*ulpful9, Xtool, and A*omstack.
  • Temperature Display & Alarm: Features a working temperature display and an alarm function that activates if the module temperature exceeds 55°C to protect the laser head.
  • Red Cross Line Locating: Aids in precise material positioning.
  • Easy Installation & Focus: Integrated dovetail guide rail design and fixed focus lever for straightforward setup and adjustment.
  • Protection Window: Easy-to-change protection window for maintenance and anti-blue light view window for eye protection.
Interna view of laser module showing 8pcs 5.5W beam compressed laser diodes
Interna view of a 40W+ laser module, highlighting 8pcs 5.5W beam compressed laser diodes.
Interna view of 60W+ laser module showing 12pcs 6W laser diodes and pine board cutting
Interna view of a 60W+ laser module, highlighting 12pcs 6W laser diodes and a 40mm pine board cutting example.
Interna view of 30W+ laser module showing 6pcs 5.5W beam compressed laser diodes and cutting examples
Interna view of a 30W+ laser module, highlighting 6pcs 5.5W beam compressed laser diodes and cutting examples.
LASER TREE K40 module overview amb característiques clau
LASER TREE K40 module overview with key features: 40W+ laser power, 8-beams compressed, 0.16*0.19mm @100% power, Built-in laser driver, Red cross-positioning light, Air nozzle, Focus-setting free, Eye protection, Cutting 9mm MDF, Cutting 30mm Acrylic, working temperature display.

3. Especificacions

Below are the general specifications for the LASER TREE laser modules. Specific models may vary slightly.

CaracterísticaLT-K40LT-K30LT-4LDS-V2
Longitud d'ona450 nm (± 10 nm)450 nm (± 10 nm)455 nm (± 10 nm)
Durada del focus40 mm40 mm40 mm
Potència òptica40W-46W30W+19-21W
Entrada24V 6A24V 5A24V 4A
Potència ajustableTTL/PWMTTL/PWMTTL/PWM
Disseny de la unitatIntegratIntegratIntegrat
FuncióEngraving/CuttingEngraving/CuttingEngraving/Cutting
MaterialAlumini i coureAlumini i coureAlumini i coure
Interfície2EDG-3.812EDG-3.812EDG-3.81
Cable30cm Input cable, 60CM Adapter cable3PIN 80CM3PIN 80CM
Velocitat del ventilador9000 rpm9000 rpm10000 rpm
Temperatura de funcionament0-60°C0-60°C0-60°C
Tub d'aireΦ8×5 mmΦ6×4 mmΦ6×4 mm
Mida73x68x147 mm64x66x134 mm63x63x144.5 mm
Pes net900 g710 g620 g
Comparison table for LT-K40, LT-K30, LT-4LDS-V2 laser modules
Detailed specifications for LT-K40, LT-K30, and LT-4LDS-V2 laser modules.
Product specification table for LT-K40 module
Product specification table for the LT-K40 module.

4. Informació de seguretat

WARNING: LASER RADIATION. AVOID DIRECT EYE EXPOSURE TO THE BEAM.

  • Always wear appropriate laser safety goggles when operating the laser module.
  • Ensure the work area is well-ventilated to dissipate fumes from cutting/engraving.
  • Never leave the laser module unattended during operation.
  • Mantenir els nens i les mascotes lluny de la zona de treball.
  • Do not operate the laser module near flammable materials.
  • Ensure proper grounding of all equipment.
  • El làser view window is made of anti-blue light optical glass to protect your eyes from blue light.

5. Instal·lació

The LASER TREE laser modules are designed for easy integration with various DIY laser engraving machines.

5.1 Desembalatge i components

Verify all components are present based on your specific model (EU or US plug version).

LT-K40-EU Plug components list
LT-K40-EU Plug components: Driver Adapter & 30cm Input Cable, Spare Protective Lens, Adjusting screw M4*20, Sliding Plate, Air Tube, 24V8A Power Adapter, Power Cable, 60cm Adapter Cable, 2.5mm Flat Screwdriver, 2mm L-wrench.
LT-K40-US Plug components list
LT-K40-US Plug components: Driver Adapter & 30cm Input Cable, Spare Protective Lens, Adjusting screw M4*20, Sliding Plate, Air Tube, 24V8A Power Adapter, Power Cable, 60cm Adapter Cable, 2.5mm Flat Screwdriver, 2mm L-wrench.

5.2 Mounting the Laser Module

The module features an integrated dovetail guide rail design (115mm length) for smooth movement and easy height/focus adjustment. A sliding plate with multiple holes is provided for compatibility with various laser engraver machines.

Installation guide rail and sliding plate for laser module
Easy installation: Integrated dovetail guide rail design and sliding plate for compatibility.

5.3 Cablejat i connexions

The laser module uses a 2EDG3.81 pluggable connector for its input port (VCC (DC24V), GND, TTL/PWM (0-5kHz)). Refer to the compatibility table for specific wiring solutions based on your machine's voltage and PIN configuration.

LASER TREE K40 Laser Module Detail diagram with input port and air assist port
LASER TREE K40 Laser Module Detail: Input port (2EDG3.81 pluggable connector) and Air assist port.
màquinaMòdul làserSolucions
12V 3PIN12V 3PINPlug and Play
24V 3PINAdaptador del controlador + font d'alimentació de 24 V
24V 2PINAdaptador del controlador + font d'alimentació de 24 V
12V 2PIN12V 3PINAdaptador del controlador
24V 3PINAdaptador del controlador + font d'alimentació de 24 V
24V 2PINAdaptador del controlador + font d'alimentació de 24 V
24V 3PIN12V 3PINP-DA-01 Driver Adapter + 12V Power Supply
24V 3PINPlug and Play
24V 2PINAdaptador del controlador
24V 2PIN12V 3PINP-DA-01 Driver Adapter + 12V Power Supply
24V 3PINAdaptador del controlador
24V 2PINPlug and Play
Compatibility table for various machine and laser module configurations.

6. Funcionament

6.1 Power On and Indicators

Once connected, the module features a working status indicator:

  • Indicador d'alimentació: Red when power supply is connected.
  • Indicador de senyal: Green when signal is received.

6.2 Red Cross Line Locating

Use the red cross line for precise material positioning before starting your engraving or cutting job.

Red Cross Line Locating before and after positioning
Red Cross Line Locating: Before and After positioning the material.
Red cross line locating with LightBurn software settings
Red cross line locating with LightBurn software settings: offset X: 0mm, Y: -21mm.

6.3 Enfocament

The module is equipped with a fixed focus lever for easy adjustment of the focus distance according to different engraving and cutting requirements.

Gruix del materialFixed focus lever
< 5 mm0 mm
5 mm2 mm
8 mm4 mm
10 mm5 mm
12 mm6 mm
≥15 mm7 mm
Fixed focus lever usage reference for cutting.
Reference settings for cutting with fixed focus lever
For cutting 12mm material, adjust the fixed focus lever to 6mm lower than the material surface.
Reference settings for engraving with fixed focus lever
For engraving, adjust the fixed focus lever to 0mm.

6.4 Air Assist

The built-in air assist airway helps achieve clean-cut edges and improves overall cutting performance. An air pump suggestion is: air pressure and capacity: ≥0.027kPa, 27L/min. Air tube: outer diameter 8mm and inner diameter 5mm.

Comparison of cutting results with and without air assist
Visual comparison showing cleaner cuts with air assist.
Diagram of built-in air assist airway and dual fan cooling system
Diagram illustrating the built-in air assist airway and dual-fan cooling system.

6.5 Cutting and Engraving Performance Examples

The modules are capable of cutting and engraving various materials including steel, wood, stone, black acrylic, and leather.

Cutting ability examples for various materials
Cutting ability examples: 30mm Pine plywood (55mm/min, 1 pass), 20mm Bass plywood (100mm/min, 1 pass), 9mm MDF (150mm/min, 1 pass), 30mm Black Acrylic (15mm/min, 1 pass).
Plywood, Acrylic, and MDF cutting examples with parameters for LT-K20
Plywood, Acrylic, and MDF cutting examples (one-pass) for LT-K20: 12mm bass plywood (100% power, 10mm/min), 8mm Acrylic (100% power, 50mm/min), 5mm MDF (100% power, 360mm/min).
Examples of various engraving and cutting materials
Various Engraving & Cutting Materials: Steel, Wood, Stone, Black Acrylic, Leather.
Video demonstrating 30mm pine wood cutting test with the laser module (Speed: 55mm/min, Pass: 1, Power: 100%).

7. Manteniment

  • Protection Window: The copper core protection lens is easy to clean and replace when contaminated or dusty. Regularly check and clean the lens to maintain optimal laser performance.
  • Sistema de refrigeració: The dual-fan cooling system ensures excellent heat dissipation. Keep the fans free from dust and debris to maintain efficient cooling and reduce noise.
  • Neteja general: Keep the laser module clean from dust and material residue. Use a soft, dry cloth for cleaning.

8. Solució De Problemes

  • El làser no dispara o la sortida és feble:
    - Check power connections and ensure the power indicator is red.
    - Verify the signal indicator is green, indicating a signal is received.
    - Ensure the focus is correctly set for the material thickness.
    - Clean the protection lens if it is contaminated.
  • Alarma de sobreescalfament:
    - If the working temperature exceeds 55°C, an alarm will sound. Stop operation immediately.
    - Check for obstructions in the cooling fans or vents.
    - Allow the module to cool down before resuming operation.
  • Poor Cut Quality / Engraving:
    - Adjust focus settings according to material thickness.
    - Ensure air assist is properly connected and functioning to clear debris.
    - Verify laser power and speed settings in your software are appropriate for the material.
  • Problemes de compatibilitat:
    - If adapting the module to a different machine, ensure the controller card and power supply are compatible with the module's voltage and PIN configuration (e.g., 12V/24V, 2PIN/3PIN). A driver adapter or external power supply may be required.

9. Consells d'usuari

  • Tall òptim: For best cutting results, especially on thicker materials, ensure your air assist system is fully functional. This helps clear smoke and debris, leading to cleaner edges and preventing charring.
  • Configuració del programari: When using LightBurn or similar software, remember to adjust laser offset settings (e.g., Y: -21mm for red cross line locating) for accurate positioning.
  • Upgrading for Speed: If you are looking for increased cutting speed, consider upgrading to a higher optical power module (e.g., from 20W to 40W or 60W). Always check compatibility with your existing machine's controller.
  • Prova de materials: Always perform small test cuts or engravings on scrap material to fine-tune your power and speed settings before starting a larger project.

10. Garantia i Suport

LASER TREE products are backed by a commitment to quality and customer satisfaction.

  • Devolucions: Gaudeix de 7 dies per retornar si hi ha algun problema de qualitat.
  • Servei en línia: Timely customer service is available to solve various problems for you.
  • Contacta amb nosaltres: For any questions or support, please contact the seller directly.

Documents relacionats - LT-K Series (20W, 30W, 40W, 60W)

Preview Laser Tree LT-40W-F23 User Manual: Specifications, Connection, and Maintenance
Comprehensive user manual for the Laser Tree LT-40W-F23 laser module. Includes technical specifications, detailed connection instructions, driver adapter guide, cutting and engraving settings, and maintenance tips.
Preview LASER TREE LT-80W-AA-PRO Laser Module User Manual for Engraving and Cutting
Comprehensive user manual for the LASER TREE LT-80W-AA-PRO laser module, detailing specifications, connection procedures, cutting and engraving reference settings, and essential maintenance guidelines for optimal performance and safety.
Preview Manual d'usuari del mòdul làser LASER TREE LT-4LDS-V2 | Especificacions, configuració i manteniment
Manual d'usuari complet per al mòdul làser LASER TREE LT-4LDS-V2. Inclou especificacions detallades, diagrames de connexió, ajustos d'enfocament per al gravat i el tall, precaucions de seguretat i guia de manteniment.
Preview Laser Tree LT-40W-AA User Manual: Specifications, Connection, and Settings
Comprehensive user manual for the Laser Tree LT-40W-AA 5W laser module. Covers technical specifications, connection diagrams, driver adapter details, cutting and engraving settings, and essential precautions and maintenance guidelines.
Preview LASER TREE K30 User Manual: 30W Laser Module for Engraving and Cutting
Comprehensive user manual for the LASER TREE K30 30W laser module. Covers product specifications, connection, focus settings, precautions, and maintenance for DIY engraving and cutting applications.
Preview LASER TREE LT-80W-F45 Laser Module User Manual - Specifications & Operation
Comprehensive user manual for the LASER TREE LT-80W-F45 10W laser module. Includes specifications, connection guides, reference settings for cutting and engraving, and maintenance tips.