Velleman
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Velleman Sa Led Light Barrier Kit - MK120
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Velleman Sa Led Light Barrier Kit - MK120
When something breaks the beam, the LED on the receiver module will turn on and the speaker will sound.
Velleman Sa Led Light Barrier Kit - MK120
Item #: 32731671

Velleman Sa Led Light Barrier Kit - MK120

Item #: 32731671

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When something breaks the beam, the LED on the receiver module will turn on and the speaker will sound.
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What Stands Out

Easy Assembly
The Velleman MK120 LED Light Barrier Kit comes with clear instructions, allowing users to build the circuit quickly, making it perfect for beginners and education purposes.
Versatile Applications
This kit can be utilized for various projects, including motion detection and proximity sensors, enhancing creativity and technical skills in electronics.
Affordable Learning Tool
With its low price point, the Velleman MK120 serves as an economical choice for students and hobbyists alike, providing quality electronics education without breaking the bank.

Product Details

Shop Velleman Sa Led Light Barrier Kit - MK120 online at a best price in curacao. B001673L8O
Power SourceBattery Powered
Battery DescriptionAlkaline 9V
Audible Noise85 Decibels
Mounting TypeWall Mount
Maximum Range13 Feet
ColorBlack
BrandVelleman
Item Weight2.24 ounces (63.5 grams)
ManufacturerVelleman
Mfr Part NumberMK120
Model Number2131012
Unit Count1 Count
Noise Level85 Decibels

Who Should Buy?

Suitable For
  • Electronics Hobbyists

    Perfect for individuals who enjoy building and experimenting with electronic circuits and devices at home.

  • Educational Use

    Great for teachers or students who want to learn about light sensors and basic electronics in a hands-on manner.

  • DIY Projects

    Ideal for those who are looking to add interactive features to personal projects, enhancing creativity and functionality.

Not Suitable For
  • Professional Applications

    Not suitable for high-precision or commercial applications where reliability and advanced features are required.

Product Description

Velleman Sa Led Light Barrier Kit - MK120

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the Velleman MK120 IR Light Barrier Kit used for?

    Answer: The Velleman MK120 IR Light Barrier Kit is designed for detecting obstacles and motion using infrared technology. It operates by utilizing an infrared LED and phototransistor to create an invisible barrier that, when interrupted, triggers an output signal. This kit is perfect for various applications, including automated systems, security alarms, or as a fun educational project for electronics enthusiasts. Moreover, its ability to tune sensitivity makes it versatile for different environments.
  • Question: Is the Velleman MK120 IR Light Barrier Kit suitable for beginners?

    Answer: Yes, the Velleman MK120 IR Light Barrier Kit is ideal for beginners in electronics. The kit comes with all the necessary components and a detailed assembly guide, making it simple to put together. Also, it offers hands-on experience with basic electronic circuits, helping users understand concepts like infrared light and obstacle detection. For educational purposes, it’s an excellent tool for learning about sensors and circuit design.
  • Question: What components are included in the Velleman MK120 IR Light Barrier Kit?

    Answer: The Velleman MK120 IR Light Barrier Kit includes essential components like the infrared LED, phototransistor, resistors, and a printed circuit board (PCB). These components are specifically chosen to build an efficient infrared light barrier setup. Additionally, the kit provides all necessary connectors and is designed for easy assembly. Whether you’re building the circuit for a project or for practical use, all parts fit seamlessly together.
  • Question: How do I assemble the Velleman MK120 IR Light Barrier Kit?

    Answer: Assembling the Velleman MK120 IR Light Barrier Kit involves following the detailed instructions provided in the manual. The steps include soldering components onto the PCB in their designated places, ensuring proper orientation for polarized components like the IR LED. This process not only helps you build the device but also enhances your soldering skills and knowledge of electronic circuits, contributing to hands-on learning in electronics. Once completed, it will effectively demonstrate obstacle detection.
  • Question: Can the Velleman MK120 IR Light Barrier Kit be used for robotics projects?

    Answer: Absolutely! The Velleman MK120 IR Light Barrier Kit is an excellent addition to robotics projects. Its ability to detect obstacles can be integrated into robotic systems to prevent collisions and help navigate environments. By connecting the output signal to a microcontroller, users can program responses when the light barrier is interrupted, creating sophisticated behaviors in robots. This functionality makes it invaluable for hobbyists and educators exploring robotics.
  • Question: What is the maximum detection range of the Velleman MK120 IR Light Barrier Kit?

    Answer: The detection range of the Velleman MK120 IR Light Barrier Kit can vary based on environmental factors, but it typically operates effectively within a few centimeters to up to a meter. The kit allows users to adjust the sensitivity to suit different applications. For example, in a close-range obstacle detection scenario, it can effectively sense objects nearby. Adjusting the range is critical for optimizing performance in various setups, from automatic doors to interactive educational displays.
  • Question: Is the Velleman MK120 IR Light Barrier Kit compatible with microcontrollers?

    Answer: Yes, the Velleman MK120 IR Light Barrier Kit is compatible with various microcontrollers, such as Arduino and Raspberry Pi. This compatibility allows users to integrate the light barrier into larger projects, facilitating enhanced automation and smart control systems. By connecting the output signal from the kit to the microcontroller, users can create programs that respond to light interruptions, opening up a variety of potential applications in DIY electronics and robotics.
  • Question: How do I adjust the sensitivity on the Velleman MK120 IR Light Barrier Kit?

    Answer: The sensitivity of the Velleman MK120 IR Light Barrier Kit can be adjusted using a potentiometer included in the circuit. This adjustment is made during assembly, allowing you to set the detection distance based on project needs. For example, if you're using the kit for a close-range alarm system, increasing sensitivity will ensure that even small movements trigger a response. Conversely, if used in noisy environments, you can reduce sensitivity to prevent false alarms.
  • Question: What projects can I build with the Velleman MK120 IR Light Barrier Kit?

    Answer: With the Velleman MK120 IR Light Barrier Kit, you can build a variety of exciting projects. Use it to create an automatic door opener that detects someone approaching or build an alarm system that sounds when the light barrier is interrupted. Other projects include educational demonstrations in classrooms showcasing basic electronics concepts, or even interactive exhibits at science fairs, making it a versatile tool for both learning and creativity.
  • Question: Where can I buy the Velleman MK120 IR Light Barrier Kit in curacao?

    Answer: You can purchase the Velleman MK120 IR Light Barrier Kit conveniently at Ubuy. They offer a reliable online shopping experience with various shipping options, making it easy to get this kit delivered to your doorstep in curacao. Ubuy is known for its wide range of electronics and hobbies, making it a suitable choice for enthusiasts looking to dive into projects like this one.

Velleman IR Illuminators 2131012 Editorial Review

The Velleman Sa Led Light Barrier Kit - MK120 presents a mixed bag of experiences for hobbyists and those looking to enhance their soldering skills. While many users appreciate the simplicity of assembly and the learning opportunity it provides, several encountered issues that impacted their overall satisfaction. Reviewers noted that the kit is relatively straightforward to put together, making it ideal for beginners honing their soldering skills. However, there are significant concerns regarding the quality of the circuit board, as some components appeared less robust compared to previous Velleman projects. Instances of traces lifting during soldering were particularly highlighted, causing frustration for users accustomed to a more forgiving soldering environment. Performance-wise, the kit seems to excel in basic functionalities but falls short as a reliable sensor device. Users reported that the light barrier sensor lacked accuracy and had limited effective range, making it less suitable for applications requiring precise detection. While it proved effective for short periods, several users observed that it ceased to work after limited use. In summary, the Velleman Sa Led Light Barrier Kit - MK120 is a viable option for those looking to practice soldering, but its long-term reliability and sensor performance may leave users wanting more. **

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Pros

  • Simple assembly, suitable for beginners.
  • Good for learning and practicing soldering skills.

Cons

  • Limited performance as a sensor device; not very forgiving on aim and weak range.

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Features & Benefits

  • Includes IR emitting and receiving modules for maximum reliability.
  • Features an audible alert (85dB) and visible LED indicator.
  • Detects movement when the beam is broken, perfect for security or notifications.
  • Operating range between 3.3ft to 13ft for versatile coverage.
  • On/off switch for easy control and energy saving.
  • Ideal for use in stores, homes, and offices.

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