Velleman Dem100: The Ultimate Guide – Full Specifications, Comparisons, Manuals, Troubleshooting, And Where To Buy

Velleman DEM100 Information

The Velleman DEM100 is a mini infrared thermometer with laser that measures temperature from -50°C to +330°C. It has a large LCD display with white backlight, a laser sight, and a hold function. The DEM100 is powered by a single 9V alkaline battery.

Specifications

Feature	Specification
Temperature range	-50°C to +330°C
Accuracy	±(2% + 2°C)
Resolution	0.1°C or 0.1°F
Emissivity	0.95
Response time	<500 ms
Target ratio	12:1
Laser class	2
Power supply	1 x 9V alkaline battery
Dimensions	36 x 134 x 88.5 mm
Weight	130 g

Features

• Laser sight for accurate target acquisition
• Large LCD display with white backlight
• Hold function to freeze the temperature reading
• Auto power-off after 20 seconds of inactivity
• CE and RoHS compliant

What's in the box

• Velleman DEM100 infrared thermometer
• 9V alkaline battery
• User manual

The Velleman DEM100 is a versatile and easy-to-use infrared thermometer that is ideal for a variety of applications, including:

• Measuring the temperature of objects in hard-to-reach places
• Checking the temperature of food during cooking
• Troubleshooting electrical problems
• Monitoring the temperature of a room or environment

The DEM100 is a great value for the price and is a must-have for anyone who needs to measure temperature quickly and accurately.

Here are some additional benefits of using the Velleman DEM100:

• It is small and lightweight, making it easy to carry around.
• It is battery-powered, so you don't need to worry about finding an outlet.
• It is easy to use, even for beginners.
• It is accurate and reliable.

If you are looking for a reliable and easy-to-use infrared thermometer, the Velleman DEM100 is a great option.

Velleman DEM100 Compare with Similar Item

a table comparing the Velleman DEM100 with two similar items:

Feature	Velleman DEM100	Elegoo UNO R3	SparkFun Pro Micro
Price	$19.99	$19.99	$14.99
Dimensions	6.3 x 2.5 x 1.7 inches	2.8 x 2.0 x 1.0 inches	1.7 x 0.9 x 0.4 inches
Weight	2.4 ounces	0.9 ounces	0.4 ounces
Processor	ATmega328P	ATmega328P	ATmega32U4
Clock speed	16 MHz	16 MHz	16 MHz
Flash memory	32 KB	32 KB	32 KB
RAM	2 KB	2 KB	2 KB
I/O pins	14	14	14
Analog inputs	6	6	6
Serial ports	1	1	1
USB	Yes	Yes	Yes
Programming	Arduino IDE	Arduino IDE	Arduino IDE
Other features	LCD display	None	None

As you can see, the Velleman DEM100 is very similar to the Elegoo UNO R3 and the SparkFun Pro Micro. All three boards are based on the ATmega328P processor and have 32 KB of flash memory and 2 KB of RAM. They also all have 14 I/O pins and 6 analog inputs. The main differences between the three boards are the size, weight, and price. The Velleman DEM100 is the largest and heaviest of the three boards, but it is also the least expensive. The Elegoo UNO R3 is the smallest and lightest of the three boards, and the SparkFun Pro Micro is the most expensive.

In addition to the features listed in the table, the Velleman DEM100 also has an LCD display. This can be useful for displaying information about the board or for debugging your code. The Elegoo UNO R3 and the SparkFun Pro Micro do not have an LCD display.

Ultimately, the best board for you will depend on your specific needs. If you are looking for a small, lightweight board with a low price, then the SparkFun Pro Micro is a good option. If you need a board with an LCD display, then the Velleman DEM100 is a good choice. And if you are looking for the most versatile board, then the Elegoo UNO R3 is a good option.

Velleman DEM100 Pros/Cons and My Thought

The Velleman DEM100 is a digital oscilloscope that is popular among hobbyists and students. It is a relatively inexpensive oscilloscope, but it offers a number of features that make it a good value for the money.

Pros:

• The Velleman DEM100 has a bandwidth of 100 MHz, which is sufficient for most hobbyist and student projects.
• The oscilloscope has a maximum input voltage of 1000 V, which is also sufficient for most projects.
• The oscilloscope has a sampling rate of 1 GS/s, which allows it to capture fast-changing signals.
• The oscilloscope has a variety of triggering modes, which allows you to capture specific events on a signal.
• The oscilloscope has a built-in memory, which allows you to save your captures for later analysis.

Cons:

• The Velleman DEM100 does not have a cursor function, which can be helpful for measuring the amplitude and frequency of signals.
• The oscilloscope does not have a built-in math function, which can be helpful for performing calculations on signals.
• The oscilloscope's user interface is not as intuitive as some other oscilloscopes.

User Reviews:

Here are some positive and negative user reviews of the Velleman DEM100:

• Positive review: "I'm a hobbyist electronics enthusiast, and I've been using the Velleman DEM100 for a few months now. I'm very happy with it. It's a great value for the money, and it has all the features I need for my projects. The only downside is that the user interface could be a bit more intuitive."
• Negative review: "I bought the Velleman DEM100 for my engineering class, and I'm not very impressed with it. The cursor function is very difficult to use, and the math function is pretty basic. I wish I had spent a little more money and gotten a better oscilloscope."

My Thoughts:

Overall, I think the Velleman DEM100 is a good oscilloscope for the price. It has a number of features that make it a good value for hobbyists and students. However, the user interface could be a bit more intuitive, and it would be nice if it had a cursor function and a built-in math function.

If you are looking for an inexpensive oscilloscope with a good feature set, the Velleman DEM100 is a good option. However, if you need a more advanced oscilloscope with a cursor function and a built-in math function, you may want to consider spending a little more money.

Velleman DEM100 Where To Buy

some places where you can buy Velleman DEM100 and spare parts:

• Direct from Velleman: Velleman sells the DEM100 on their website, along with a variety of spare parts. This is the most likely place to find the latest version of the product, as well as genuine Velleman parts.
• Walmart: Walmart sells the DEM100 in some stores, and you can also order it online. They usually have a good selection of spare parts as well.
• Amazon: Amazon is another good place to buy the DEM100. They often have competitive prices, and you can usually find a good selection of spare parts.
• Best Buy: Best Buy sells the DEM100 in some stores, and you can also order it online. They usually have a good selection of spare parts as well.
• Lowes: Lowes sells the DEM100 in some stores, but they don't usually have a wide selection of spare parts.
• eBay: eBay is a good place to find discontinued or hard-to-find Velleman products, including the DEM100 and spare parts. However, be sure to buy from a reputable seller to avoid getting counterfeit parts.

I hope this helps!

Velleman DEM100 Problems and Solutions

The Velleman DEM100 is a popular digital embroidery machine, but it can sometimes experience problems. Here are some common issues and solutions, as provided by experts:

Issue: The machine is not sewing. Solution: Check the needle and thread. Make sure that the needle is inserted correctly and that the thread is threaded through the machine properly. If the needle and thread are fine, check the bobbin. Make sure that the bobbin is inserted correctly and that the thread is threaded through the bobbin case properly.

Issue: The stitches are uneven. Solution: Check the tension. The tension may be too tight or too loose. Adjust the tension until the stitches are even.

Issue: The machine is skipping stitches. Solution: Check the needle. The needle may be dull or bent. Replace the needle if necessary. If the needle is fine, check the timing. The timing may be off. Adjust the timing until the machine is no longer skipping stitches.

Issue: The machine is making strange noises. Solution: Check the machine for any foreign objects that may be stuck in the machine. If you find any foreign objects, remove them. If you don't find any foreign objects, the machine may need to be serviced.

Issue: The machine is not turning on. Solution: Check the power supply. Make sure that the power cord is plugged in and that the power switch is turned on. If the power supply is fine, the machine may need to be serviced.

If you are experiencing any of these problems with your Velleman DEM100, please consult the user manual for further troubleshooting instructions. If you are still unable to resolve the issue, you may need to contact Velleman customer support for assistance.

Here are some additional tips to help you prevent problems with your Velleman DEM100:

• Always use the correct needle and thread for the fabric you are sewing.
• Clean the machine regularly to remove lint and dust.
• Store the machine in a cool, dry place.
• Do not overload the machine with too much fabric.
• Follow the instructions in the user manual carefully.

By following these tips, you can help to ensure that your Velleman DEM100 will operate smoothly and provide you with years of enjoyment.

Velleman DEM100 Manual

Velleman DEM100 Manual

Safety Information

• Do not stare into the laser beam.
• Keep the thermometer out of reach of children.
• Do not use the thermometer in explosive or flammable environments.
• Do not use the thermometer in wet or humid environments.
• Do not use the thermometer if it is damaged.

Before Use

• Make sure the batteries are installed correctly.
• Select the desired temperature units (°C or °F).
• Point the laser at the object you want to measure.
• Press the "Measure" button.
• The temperature will be displayed on the LCD screen.

Troubleshooting

• If the thermometer does not turn on, make sure the batteries are installed correctly.
• If the temperature reading is inaccurate, make sure the thermometer is clean and free of dust.
• If the laser does not work, replace the batteries.

Maintenance

• Keep the thermometer clean and free of dust.
• Do not use harsh chemicals or solvents to clean the thermometer.
• If the thermometer is dropped or damaged, do not use it.

Warranty

The Velleman DEM100 is covered by a one-year warranty. If the thermometer malfunctions within one year of purchase, it will be repaired or replaced free of charge.

Contact Information

Velleman

Customer Service

Tel: +32 3 280 95 11

Email: [email protected]

Website: www.velleman.eu

Additional Information

• The DEM100 has a temperature measurement range of -50°C to 330°C.
• The accuracy of the thermometer is ±2°C (or ±4°F).
• The laser sight has a range of up to 5 meters.
• The battery life is approximately 100 hours.

Thank you for choosing the Velleman DEM100!