Videojet 7920

UV Laser Marking System

Enhance your code quality and streamline automation with powerful Videojet SmartFocus™ technology on the 7920 UV laser. Secure long-lasting reliability with the exclusive five-year Videojet SourceSecure™ warranty.

  • 2D code ready
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Benefits

Product Advantages

  • Eliminate manual focus adjustments and improve marking quality across product sizes and substrates by relying on Videojet SmartFocus™ technology to auto-adjust the focal distance
  • Leverage the five-year Videojet SourceSecure™ warranty to safeguard your laser source, providing five years of source protection
  • Maintain exceptional print quality with uniform spot-size marking across the entire field with no code degradation at the edge, even on curved surfaces
  • Maximize line efficiency with flexible integration into any setup, including tight areas and existing machines, thanks to the compact design and flexible beam turning units
  • Seamlessly integrate into your line and boost productivity with enhanced connectivity options

Applications in Focus

Inclusive testing options for quality confidence

Videojet sample testing ensures your product codes meet specification. You’ll receive a detailed report with optimized setup parameters for your specific code and substrate. Oxygen and water permeations tests are available to validate that the packaging integrity remains intact after UV laser marking.

Applications

Resources

Documents

Resources

Videojet® 7920 UV Laser Marking System

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Video

Sodenthaler Case Study

FAQS

What Are the Key Features of the Videojet 7920 UV Laser Marking System ?

The Videojet 7920 UV laser offers cutting-edge features designed for superior performance and reliability:

  1. Videojet SmartFocus™ technology ensures optimal code quality on various substrates without manual adjustments.
  2. The Videojet SourceSecure™ warranty provides five years of laser source protection for long-term reliability.
  3. The 7920’s compact design and flexible beam turning units allow seamless integration into tight production lines.
  4. Enhanced connectivity options boost productivity by integrating smoothly with existing systems.
  5. Videojet 7920 UV laser supports high-speed marking, making it ideal for industries requiring precise and efficient coding.

What Types of Lasers Are There?

UV laser marking systems, like the Videojet 7920, use ultraviolet light to create photochemical reactions that result in crisp, high-contrast marks on sensitive materials like glass, film, and mono-materials packaging. Ideal for applications requiring fine detail without damage to the material.

CO₂ laser marking systems utilize a gas laser with CO₂ as the medium to engrave non-metal materials, offering high-speed marking for various plastics, cardboard/paperboard, glass, wood, and foil with precise and clean 2D codes, alphanumeric text, logos, and more.

Fiber laser marking systems employ a solid-state laser that’s highly effective on metals and engineered plastics, providing high-contrast, permanent codes, text and more with excellent durability and resistance to wear. Ideal for high-density plastic, stainless steel and other metals, and glass.

What Industries Benefit Most From UV Laser Marking?

UV laser marking is a game-changer across multiple industries:

  1. Electronics manufacturers benefit from its precision in marking lightweight and thin materials.
  2. The medical and healthcare sector uses UV lasers for marking medical devices with micron-level accuracy.
  3. Automotive manufacturers rely on UV lasers for marking parts and components without damaging surfaces.
  4. In the packaging and printing industry, UV lasers help ensure high-quality, durable marks on various materials like plastic films and foils.
  5. Additionally, semiconductor and renewable energy industries leverage UV laser technology for precise processing and identification.

Can the 7920 UV Laser Mark on Flexible Packaging?

Absolutely! The Videojet 7920 UV laser is designed to reliably mark on flexible packaging, including plastic film and mono-materials used in CPG applications. Its Videojet SmartFocus™ technology helps ensure optimal code quality on various substrates, including flexible materials, without manual adjustments, while minimizing the chance of damaging the material barrier. The laser’s compact design and flexible beam turning units allow seamless integration into tight production lines.

Is the Videojet 7920 UV Laser Compatible With Automated Production Lines?

Yes! The Videojet 7920 UV laser is designed for automated production lines. Its compact design and flexible beam turning units facilitate easy installation even in tight spaces. Enhanced connectivity options help to smooth integration with existing systems, boosting productivity. Videojet SmartFocus™ technology helps ensure optimal code quality on various substrates without manual adjustments, reducing or removing the requirement for adjustable mechanical mounting.

How Does Videojet Smartfocus™ Feature Enhance UV Laser Performance?

Videojet SmartFocus™ technology in the Videojet 7920 UV laser significantly enhances performance by automatically adjusting the focal distance for optimal code quality on various substrates. This feature eliminates the need for manual adjustments after job setup, and helps to reduce downtime and provide consistent, high-quality marking. Videojet SmartFocus™ technology also supports high-speed marking, enabling efficient processing and increased throughput. Its ability to maintain precise focus on moving and stationary products makes it ideal for diverse production environments.

What Safety Precautions Should Be Taken When Using a UV Laser?

When integrating a UV laser into a production machine and in order to achieve a Class 1 laser system, several safety precautions are essential:

  1. Ensure the laser is enclosed in a light-tight housing to prevent any harmful radiation exposure.
  2. Use interlocked access panels that disable the laser when opened.
  3. Install proper ventilation systems to manage fumes generated during marking.
  4. Regularly inspect and maintain the laser equipment to ensure safe operation.
  5. These measures collectively ensure a safe and compliant Class 1 laser system.

How Durable Are UV Laser Codes?

The marks produced by the Videojet 7920 UV laser are exceptionally durable. They are designed to withstand harsh environmental conditions, including exposure to water, chemicals, and extreme temperatures. The high-contrast, high-quality marks remain clear and legible over time for long-lasting identification and traceability. This durability makes the 7920 UV laser ideal for industries where products are subject to rigorous handling and challenging conditions.

Technical Specification

Marking Fields

F203: 91.0 x 113.2 mm² (244 mm nominal working distance)
F290: 135.5 x 149.1 mm² (344 mm nominal working distance)
F460: 235.1 x 355.8 mm² (591 mm nominal working distance)

Marking Heads

SHU-SF

Marking Speed

Up to 2,000 characters per second

Laser Source / Wavelength

4W UV / 355nm

Beam Deflection

Standard, BTU

Beam Orientation

0 to 360°, straight out

Marking Formats

Standard industrial fonts (Type 1 Windows® TrueType®) and single line fonts

Machine readable codes (OCR, 2D-matrix, etc.)

Bar codes: BC25, BC251, BC39, BC128, GS1-128, EAN13, UPC_A,
RSS14, RSS14 Truncated, RSS14 Stacked, Omnidirectional,
RSS Limited, RSS Expanded, etc.

2D codes: DataMatrix, DMRE, GS1, QR

Graphics, logos, symbols, etc.

Linear, circular, angular, reverse, rotate

Sequential and batch numbering

Automatic date, layer and time coding; real-time clock

Dot mode enables marking 2D codes faster than traditional grid mode

Operator Interface

SmartGraph, TCS+ (TU440), CLARiTY

TCS+

Browser-enabled software for intuitive creation of complex jobs on standard web browser compatible devices

Support for 30 languages

Full user access control and role definition

Event log for history of user interactions

Graphical guided line setup wizard

Easy system and parameter configuration
WYSIWYG editor

Smart Graph Software

Graphic-orientated user interface for Windows®

Text / data / graphics / parameter editor

Configurable in 30 languages, e.g., in German, English, Japanese

Easy import functions for the most important file formats (dxf, jpg, ai, etc.)

Language Capabilities

30 language kits supported

Communication

Network interfaces (LAN, WLAN, optional Wi-Fi and LTE Cellular)

Electric Requirements

100VAC to 240VAC (autorange), 1-phase

Power Consumption

360VA

Cooling System

IP54: integrated air cooling

IP65: external cooling unit

Environment

Ambient temperature: 5-40°C

Relative humidity: 10-90%, non-condensing

Sealing and Safety Standards

IP54, IP65 (optional)

Approximate Weight

Supply unit: 12 kg

Marking unit: 20kg

Marking Unit Dimensions

W x H x L: 189 x 159.5 x 655 mm³ (including marking head)

Supply Cabinet Dimensions

W x H x L: 335 x 400 x 147 mm³

Applicable Certifications

CE, TÜV/NRTL, FCC, KC
Compliance (no certification required): ROHS, CDRH/FDA

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