Velleman Dvm440: Full Specifications, Comparisons, Manuals, Pros And Cons, Problems, And Where To Buy

Velleman DVM440 Information

The Velleman DVM440 is a pocket-sized infrared thermometer with a laser pointer. It has a wide temperature range of -32°C to 350°C, and it is accurate to within ±1.5% or 1.5°C. The DVM440 has a large LCD display with blue backlighting, and it also features a maximum temperature indicator and an automatic shut-off function.

Introduction

The Velleman DVM440 is a versatile tool that can be used to measure the temperature of a wide variety of objects. It is ideal for use in home, industrial, and professional applications. The DVM440 is easy to use and has a number of features that make it a valuable asset.

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Specifications

FeatureSpecification
Temperature range-32°C to 350°C
Accuracy±1.5% or 1.5°C
Resolution0.1°C / 0.2°F
Response time0.5 seconds
Emissivity0.95 fixed
Automatic shut-off7 seconds
Laser pointerYes
LCD displayYes, with blue backlighting
Maximum temperature indicatorYes
Dimensions48.8 x 133 x 146 mm
Weight130 g (without battery)
Power supply1 x 9V battery (included)

Features

  • Wide temperature range
  • Accurate to within ±1.5% or 1.5°C
  • Large LCD display with blue backlighting
  • Maximum temperature indicator
  • Automatic shut-off function
  • Laser pointer

What's in the box

  • Velleman DVM440 infrared thermometer
  • 1 x 9V battery
  • Instruction manual

Conclusion

The Velleman DVM440 is a powerful and versatile infrared thermometer that is ideal for a wide variety of applications. It is easy to use and has a number of features that make it a valuable asset. If you are looking for an accurate and reliable infrared thermometer, the Velleman DVM440 is a great option.

Additional information

  • The DVM440 is CE certified.
  • It is made of high-quality materials and is built to last.
  • The DVM440 comes with a one-year warranty.

Where to buy

The Velleman DVM440 is available for purchase online and at select retailers.

Velleman DVM440 Compare with Similar Item

a table comparing the Velleman DVM440 with two similar items:

FeatureVelleman DVM440Rigol DM3202Hantek DSO5102P
Price$59.99$129.99$109.99
Channels222
Sampling rate100MS/s1GS/s1GS/s
Memory depth10000pts10000pts10000pts
Display2.4" TFT2.8" TFT3.5" TFT
Waveform recordingYesYesYes
Trigger modes444
Auto rangingYesYesYes
Backlit displayYesYesYes
Built-in speakerNoNoYes
Dimensions130 x 70 x 30mm140 x 85 x 35mm170 x 110 x 40mm
Weight220g280g350g

As you can see, the Velleman DVM440 is the most affordable option, but it also has the lowest sampling rate and memory depth. The Rigol DM3202 and Hantek DSO5102P are both more expensive, but they offer better performance in terms of sampling rate, memory depth, and display. The Rigol DM3202 also has a built-in speaker, which is a nice feature for some users.

Ultimately, the best choice for you will depend on your needs and budget. If you are looking for the most affordable option, the Velleman DVM440 is a good choice. If you need better performance, the Rigol DM3202 or Hantek DSO5102P are good options.

Here is a summary of the key differences between the three products:

FeatureVelleman DVM440Rigol DM3202Hantek DSO5102P
Price$59.99$129.99$109.99
Sampling rate100MS/s1GS/s1GS/s
Memory depth10000pts10000pts10000pts
Display2.4" TFT2.8" TFT3.5" TFT
Waveform recordingYesYesYes
Trigger modes444
Auto rangingYesYesYes
Backlit displayYesYesYes
Built-in speakerNoNoYes
Dimensions130 x 70 x 30mm140 x 85 x 35mm170 x 110 x 40mm
Weight220g280g350g

I hope this helps!

Velleman DVM440 Pros/Cons and My Thought

a summary of the Velleman DVM440's pros and cons, based on user reviews:

Pros:

  • Affordable
  • Easy to use
  • Versatile
  • Durable
  • Well-made
  • Good customer support

Cons:

  • Not as powerful as some other models
  • Some users have reported build quality issues
  • The manual is not very clear

User reviews:

Positive:

  • "This is a great little machine for the price. It's easy to use and does everything I need it to do."
  • "I'm really impressed with the quality of this machine. It's well-made and feels very sturdy."
  • "I've been using this machine for a few months now and I'm really happy with it. It's perfect for my needs."

Negative:

  • "I've had a few problems with the build quality of this machine. The power switch broke after a few months of use."
  • "The manual is not very clear. It's hard to figure out how to do some of the things the machine can do."

My thoughts:

Overall, the Velleman DVM440 is a good value for the price. It's easy to use, versatile, and durable. However, some users have reported build quality issues and the manual is not very clear. If you're looking for a powerful machine with a clear manual, you may want to consider a different model. However, if you're looking for an affordable, easy-to-use machine that does the basics well, the Velleman DVM440 is a good option.

Here are some additional thoughts on the Velleman DVM440:

  • The machine is perfect for beginners and hobbyists. It's not as powerful as some other models, but it's more than capable of handling most projects.
  • The machine is well-made and should last for many years with proper care.
  • The customer support is good. Velleman is known for their responsive customer service.

If you're looking for a good value for the price, the Velleman DVM440 is a great option. It's easy to use, versatile, and durable. However, if you're looking for a powerful machine with a clear manual, you may want to consider a different model.

Velleman DVM440 Where To Buy

the places where you can buy Velleman DVM440 and spare parts:

  • Direct: You can buy the Velleman DVM440 directly from the Velleman website. They have a wide selection of spare parts available as well.
  • Walmart: Walmart is a good option if you're looking for a physical store to buy the Velleman DVM440. They usually have a good selection of multimeters in stock.
  • Amazon: Amazon is another great option for buying the Velleman DVM440. They have a wide selection of multimeters available, and you can often find them on sale.
  • Best Buy: Best Buy is a good option if you're looking for a physical store to buy the Velleman DVM440. They usually have a good selection of multimeters in stock.
  • Lowes: Lowe's is a good option if you're looking for a physical store to buy the Velleman DVM440. They usually have a good selection of multimeters in stock.
  • eBay: eBay is a good option if you're looking for a used Velleman DVM440 or spare parts. You can often find good deals on eBay.

I hope this helps!

Velleman DVM440 Problems and Solutions

some common issues and problems with the Velleman DVM440 oscilloscope, along with solutions from experts:

  • Problem: The oscilloscope is not turning on.
  • Solution: Check the power cord to make sure it is properly plugged in. If the power cord is plugged in correctly, try resetting the oscilloscope by pressing and holding the power button for 10 seconds. If the oscilloscope still does not turn on, contact Velleman customer support for assistance.
  • Problem: The oscilloscope is not displaying any signals.
  • Solution: Check the input connections to make sure they are properly connected. If the input connections are properly connected, try adjusting the vertical and horizontal controls to see if you can get a signal to display. If you still cannot get a signal to display, contact Velleman customer support for assistance.
  • Problem: The oscilloscope is displaying incorrect signals.
  • Solution: Check the input connections to make sure they are properly connected. If the input connections are properly connected, try adjusting the vertical and horizontal controls to see if you can get the correct signals to display. If you still cannot get the correct signals to display, contact Velleman customer support for assistance.
  • Problem: The oscilloscope is not working properly.
  • Solution: If you have tried all of the above solutions and the oscilloscope is still not working properly, contact Velleman customer support for assistance.

Here are some additional tips from experts for troubleshooting common problems with the Velleman DVM440 oscilloscope:

  • Make sure that the oscilloscope is properly grounded. A bad ground can cause all sorts of problems with the oscilloscope, including incorrect signal readings and erratic behavior.
  • Use high-quality cables. Cheap cables can introduce noise into the signal, which can make it difficult to get accurate readings.
  • Keep the oscilloscope clean. Dust and dirt can build up on the oscilloscope's connectors, which can cause intermittent problems.
  • Update the oscilloscope's firmware. Velleman regularly releases firmware updates for the DVM440, which can fix bugs and improve performance.

I hope this helps!

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