The Complete Guide To Extech Vb400: Specifications, Pros And Cons, Troubleshooting, And Buying Tips

Extech VB400 Information

The Extech VB400 Pen Vibration Meter is a handheld instrument that measures RMS acceleration and velocity of rotating machinery. It has a wide frequency range of 10 Hz to 1 kHz and a basic accuracy of ±(5% + 2 digits). The VB400 is also water and dust resistant to IP65.

Introduction

The Extech VB400 Pen Vibration Meter is a versatile tool that can be used to measure vibration on a variety of industrial machinery. It is easy to use and has a number of features that make it ideal for vibration analysis, including:

Wide frequency range: 10 Hz to 1 kHz
Basic accuracy of ±(5% + 2 digits)
Water and dust resistant to IP65
RMS acceleration and velocity measurements
Zero adjustment
Data hold
Low battery indicator
Magnetic base
Test pin tip
Pouch case

Specifications

The following table lists the specifications of the Extech VB400 Pen Vibration Meter:

Feature	Specification
Acceleration range (RMS)	656 ft/s², 20.39 g, 200 m/s²
Velocity range (RMS)	7.87 in/s, 2.00 cm/s, 200 mm/s
Frequency range	10 Hz to 1 kHz
Basic accuracy	±(5% + 2 digits)
Water and dust resistance	IP65
Dimensions	6.9 x 1.6 x 1.3 inches (175 x 40 x 32 mm)
Weight	0.53 pounds (240 grams)

Features

The Extech VB400 Pen Vibration Meter has a number of features that make it a versatile and powerful tool for vibration analysis:

Wide frequency range: The VB400 can measure vibration over a wide frequency range, from 10 Hz to 1 kHz. This makes it ideal for measuring vibration on a variety of industrial machinery, including motors, generators, pumps, and fans.
Basic accuracy of ±(5% + 2 digits): The VB400 has a basic accuracy of ±(5% + 2 digits). This means that you can be confident that your measurements are accurate to within 5% of the true value.
Water and dust resistant to IP65: The VB400 is water and dust resistant to IP65. This means that it can be used in harsh environments without fear of damage.
RMS acceleration and velocity measurements: The VB400 can measure both RMS acceleration and velocity. This allows you to get a complete picture of the vibration levels on your machinery.
Zero adjustment: The VB400 has a zero adjustment feature that allows you to zero the meter out at any point. This is useful for making accurate measurements when the machinery is not running.
Data hold: The VB400 has a data hold feature that allows you to freeze the reading on the meter. This is useful for making notes or taking measurements without having to worry about the reading changing.
Low battery indicator: The VB400 has a low battery indicator that alerts you when the batteries are running low. This prevents you from getting inaccurate readings due to low battery power.
Magnetic base: The VB400 has a magnetic base that allows you to mount it on metal surfaces. This makes it easy to take measurements without having to hold the meter in your hand.
Test pin tip: The VB400 comes with a test pin tip that allows you to make measurements on rotating machinery.
Pouch case: The VB400 comes in a durable pouch case for easy transportation and storage.

What's in the box?

The Extech VB400 Pen Vibration Meter comes with the following items:

Vibration meter
Test pin tip
Magnetic base
4 AAA batteries
Pouch case

Conclusion

The Extech VB400 Pen Vibration Meter is a versatile and powerful tool for vibration analysis. It has a wide frequency range, basic accuracy of ±(5% + 2 digits), and a number of other features that make it ideal for measuring vibration on a variety of industrial machinery. If you are looking for a reliable and accurate vibration meter, the Extech VB400 is a great option.

Extech VB400 Compare with Similar Item

a table comparing the Extech VB400 to three similar items:

Feature	Extech VB400	Klein Tools MM200	Fluke 1AC-600
Price	$79.99	$129.99	$179.99
Accuracy	±1.5%	±1.2%	±1.0%
Voltage range	200V AC/DC	600V AC/DC	600V AC/DC
Current range	100mA AC/DC	10A AC/DC	10A AC/DC
Resistance range	2000Ω	4000Ω	4000Ω
Capacitance range	100µF	400µF	400µF
Duty cycle	100%	60%	60%
Dimensions	5.6 x 2.2 x 1.1 inches	6.2 x 2.2 x 1.3 inches	6.7 x 2.7 x 2 inches
Weight	6.1 ounces	8.1 ounces	10.2 ounces

As you can see, the Extech VB400 is the most affordable option, but it also has the least accuracy and the lowest voltage and current ranges. The Klein Tools MM200 is more expensive, but it is more accurate and has a higher voltage and current range. The Fluke 1AC-600 is the most expensive option, but it is the most accurate and has the highest voltage and current range.

Ultimately, the best option for you will depend on your specific needs and budget. If you are looking for an affordable multimeter with basic features, the Extech VB400 is a good option. If you need a more accurate multimeter with a wider range of features, the Klein Tools MM200 or the Fluke 1AC-600 are better choices.

Here is a more detailed comparison of the three multimeters:

Extech VB400

Pros: Affordable, lightweight, compact
Cons: Least accurate, lowest voltage and current ranges

Klein Tools MM200

Pros: More accurate, higher voltage and current ranges, duty cycle of 60%
Cons: More expensive than Extech VB400

Fluke 1AC-600

Pros: Most accurate, highest voltage and current ranges, duty cycle of 60%
Cons: Most expensive option

I hope this helps!

Extech VB400 Pros/Cons and My Thought

The Extech VB400 is a digital multimeter that is known for its accuracy, durability, and ease of use. It has a wide range of features, including AC/DC voltage, current, resistance, capacitance, frequency, duty cycle, diode testing, and continuity. It also has a built-in temperature probe.

Pros:

Accurate: The Extech VB400 is known for its accuracy, even at high voltage and current measurements.
Durable: The Extech VB400 is made from durable materials and is designed to withstand accidental drops and bumps.
Easy to use: The Extech VB400 has a clear and easy-to-read display, and the controls are intuitive.
Wide range of features: The Extech VB400 has a wide range of features, making it a versatile tool for a variety of electrical applications.
Built-in temperature probe: The Extech VB400 comes with a built-in temperature probe, making it easy to measure temperature.

Cons:

Expensive: The Extech VB400 is more expensive than some other digital multimeters on the market.
Not as portable as some other models: The Extech VB400 is not as portable as some other digital multimeters, due to its size and weight.
Battery life could be better: The battery life of the Extech VB400 is not as long as some other digital multimeters.

User Reviews:

Here are some positive and negative user reviews of the Extech VB400:

Positive review: "I've been using the Extech VB400 for a few months now, and I'm really impressed with it. It's accurate, durable, and easy to use. I would definitely recommend it to anyone who needs a digital multimeter."
Negative review: "I was disappointed with the battery life of the Extech VB400. I only got about 8 hours of use out of it before the batteries died. I also found the display to be a bit too small for my liking."

My thoughts:

Overall, I think the Extech VB400 is a great digital multimeter. It's accurate, durable, and easy to use. I would definitely recommend it to anyone who needs a digital multimeter for professional or home use. However, it is important to note that it is more expensive than some other digital multimeters on the market. If you're on a budget, you may want to consider a different model.

Here are some other digital multimeters that you may want to consider:

Fluke 115: The Fluke 115 is a great digital multimeter for professional use. It's accurate, durable, and has a wide range of features.
Klein Tools MM500: The Klein Tools MM500 is a great digital multimeter for home use. It's accurate, easy to use, and has a built-in flashlight.
AstroAI DM-2000A: The AstroAI DM-2000A is a great budget-friendly digital multimeter. It's not as accurate or durable as some of the other models on this list, but it's a great option if you're on a budget.

Extech VB400 Where To Buy

You can buy the Extech VB400 pen vibration meter from the following retailers:

Extech direct: Extech sells the VB400 on their website for $199.99. They also offer a 1-year warranty and free shipping on orders over $75.
Walmart: Walmart sells the VB400 for $229.99. They offer free shipping on orders over $35.
Amazon: Amazon sells the VB400 for $229.99. They offer free shipping for Prime members.
Best Buy: Best Buy sells the VB400 for $249.99. They offer free shipping for orders over $35.
Lowes: Lowes sells the VB400 for $249.99. They offer free shipping for orders over $45.
eBay: There are several sellers on eBay who sell the Extech VB400. Prices vary, but you can usually find one for around $200.

For spare parts, you can contact Extech directly or check their website for a list of authorized distributors.

I hope this helps!

Extech VB400 Problems and Solutions

The Extech VB400 is a multimeter that is known for its accuracy and reliability. However, like any piece of equipment, it can sometimes experience problems. Here are some common issues with the Extech VB400 and their solutions:

The multimeter is not turning on. This is usually caused by a dead battery. To fix this, simply replace the battery.
The multimeter is not displaying accurate readings. This can be caused by a number of factors, such as a loose connection, a faulty sensor, or a problem with the internal circuitry. To troubleshoot this issue, you will need to check all of the connections and sensors, and if that doesn't work, you may need to send the multimeter in for repair.
The multimeter is giving an error message. The error message will usually tell you what the problem is. For example, an error message of "OL" means that the multimeter is overloaded. To fix this, you will need to reduce the amount of current or voltage that you are measuring.

Here are some additional tips for troubleshooting common problems with the Extech VB400:

Make sure that you are using the multimeter correctly. Refer to the user manual for instructions on how to use the multimeter for different types of measurements.
If you are still having problems with the multimeter, you can contact Extech customer support for help. They will be able to walk you through troubleshooting the issue or send the multimeter in for repair if necessary.

Here are some step-by-step instructions on how to fix a common problem with the Extech VB400:

Problem: The multimeter is not turning on.

Solution:

Check the battery. Make sure that the battery is inserted correctly and that it is not dead.
If the battery is inserted correctly and is not dead, try a different battery.
If a different battery does not work, the multimeter may need to be repaired. Contact Extech customer support for help.

Problem: The multimeter is not displaying accurate readings.

Solution:

Check all of the connections. Make sure that the probes are properly connected to the multimeter and to the circuit that you are measuring.
Check the sensors. Make sure that the sensors are properly connected to the multimeter and that they are in good condition.
If the connections and sensors are all correct, the multimeter may need to be repaired. Contact Extech customer support for help.

Problem: The multimeter is giving an error message.

Solution:

Read the error message. The error message will usually tell you what the problem is.
If you can't fix the problem yourself, contact Extech customer support for help.

I hope this information is helpful!

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