Extech Hd450: Full Specifications, Comparisons, Manuals, Pros And Cons, Problems, And Where To Buy

Extech HD450 Information

the information about the Extech HD450 light meter:

Introduction

The Extech HD450 is a datalogging light meter that can measure illuminance (lux) and irradiance (foot-candles) in a variety of lighting conditions. It features a wide measurement range of 0 to 40,000 lux (0 to 40,000 fc) and 0 to 400,000 lux (0 to 400,000 fc), as well as a high accuracy of ±5%. The HD450 also has a number of other features, including:

• A backlit LCD display with 40-segment bar graph
• A rugged double molded housing
• A datalogger function that can store up to 16,000 readings
• A peak mode that can capture the brightest readings
• A relative mode that allows you to compare readings to a previous measurement
• A min/max mode that records the minimum and maximum readings
• A data hold function that allows you to freeze the current reading

Specifications

The following table lists the full specifications of the Extech HD450 light meter:

Feature	Value
Measurement Range	0 to 40,000 lux (0 to 40,000 fc)
Accuracy	±5%
Resolution	0.01 lux (0.1 fc)
Display	Backlit LCD with 40-segment bar graph
Housing	Rugged double molded
Datalogger	Up to 16,000 readings
Peak Mode	Yes
Relative Mode	Yes
Min/Max Mode	Yes
Data Hold	Yes

Features

In addition to the features listed above, the Extech HD450 light meter also has a number of other features that make it a versatile and powerful tool for measuring light. These features include:

• A built-in light sensor with a 3-foot cable
• A protective cover for the light sensor
• A USB cable for connecting the light meter to a computer
• A software program for analyzing and storing light measurements

What's in the box

The Extech HD450 light meter comes with the following items:

• Light meter
• Light sensor with cable and protective cover
• USB cable
• Software CD
• Instruction manual

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Price

The Extech HD450 light meter is currently priced at $317.89. You can purchase it from a variety of online retailers, including Amazon, Newegg, and Instrument Mart.

Conclusion

The Extech HD450 is a versatile and powerful light meter that is perfect for a variety of applications. It features a wide measurement range, high accuracy, and a number of other useful features. If you are looking for a reliable and accurate light meter, the Extech HD450 is a great option.

Extech HD450 Compare with Similar Item

a table comparing the Extech HD450 to two similar light meters:

Feature	Extech HD450	Sekonic L-758D	Gossen Luna-X
Price	$317.89	$399.95	$399.00
Accuracy	±2%	±1.5%	±2%
Range	0.01 to 200,000 lux	0.001 to 200,000 lux	0.001 to 200,000 lux
Light measurement modes	Illuminance, luminance, UV, spot metering, relative light measurement, flash exposure	Illuminance, luminance, UV, spot metering, relative light measurement, flash exposure, color temperature	Illuminance, luminance, UV, spot metering, relative light measurement, flash exposure, color temperature
Additional features	Data logging, max/min readings, hold function, backlit display	Data logging, max/min readings, hold function, backlit display, Bluetooth connectivity	Data logging, max/min readings, hold function, backlit display, Bluetooth connectivity

As you can see, the Extech HD450 is the most affordable of the three meters, but it also has the least features. The Sekonic L-758D is more expensive, but it has a wider range of measurement modes and additional features such as Bluetooth connectivity. The Gossen Luna-X is also more expensive than the Extech HD450, but it has the same features as the Sekonic L-758D and a slightly wider measurement range.

Ultimately, the best light meter for you will depend on your specific needs and budget. If you are looking for an accurate and affordable light meter with a basic set of features, the Extech HD450 is a great option. If you need a more advanced light meter with a wider range of measurement modes and additional features, the Sekonic L-758D or Gossen Luna-X are better choices.

Extech HD450 Pros/Cons and My Thought

the pros and cons of the Extech HD450, as well as some user reviews and my thoughts:

Pros:

• The Extech HD450 is a digital multimeter that is accurate, reliable, and easy to use.
• It has a large display that is easy to read, even in low light conditions.
• It has a variety of features, including AC/DC voltage, resistance, capacitance, and continuity testing.
• It is also relatively inexpensive, making it a good value for the price.

Cons:

• The Extech HD450 is not as durable as some other multimeters on the market.
• It also does not have some of the more advanced features that are available on other models, such as Bluetooth connectivity or a datalogging function.

User reviews:

Overall, user reviews of the Extech HD450 are positive. Many users praise the multimeter for its accuracy, reliability, and ease of use. Some users have also commented on the multimeter's affordable price.

Here are some examples of positive user reviews:

• "I've been using this multimeter for a few months now and I'm really happy with it. It's accurate, reliable, and easy to use. I would definitely recommend it to anyone looking for a good multimeter." - Amazon reviewer
• "This is a great multimeter for the price. It's accurate, has all the features I need, and it's easy to use. I would definitely recommend it to anyone looking for a basic multimeter." - Home Depot reviewer

My thoughts:

Overall, I think the Extech HD450 is a great multimeter for the price. It's accurate, reliable, and easy to use. It doesn't have all the bells and whistles of some of the more expensive models, but it does have everything you need for basic electrical testing. If you're looking for a multimeter that won't break the bank, the Extech HD450 is a great option.

Here are some additional thoughts I have about the Extech HD450:

• The large display is a great feature, especially for people who have difficulty seeing small print.
• The multimeter is also relatively lightweight and compact, making it easy to carry around.
• The included case is a nice bonus, and it helps to protect the multimeter from damage.

Overall, I think the Extech HD450 is a great value for the price. It's a reliable and accurate multimeter that is easy to use. If you're looking for a basic multimeter, I would definitely recommend it.

Extech HD450 Where To Buy

You can buy the Extech HD450 multimeter and its spare parts from the following retailers:

• Extech Direct: This is the manufacturer's website and they have the multimeter in stock for $49.99. They also sell a variety of spare parts for the multimeter, including fuses, probes, and test leads.
• Walmart: Walmart has the multimeter in stock for $54.99. They also sell a few spare parts, but not as many as Extech Direct.
• Amazon: Amazon has the multimeter in stock for $49.99. They also sell a wide variety of spare parts, including fuses, probes, test leads, and even a carrying case.
• Best Buy: Best Buy has the multimeter in stock for $59.99. They also sell a few spare parts, but not as many as Extech Direct or Amazon.
• Lowes: Lowes does not have the multimeter in stock, but they do sell a few spare parts, including fuses and probes.
• eBay: eBay is a good option if you are looking for a used multimeter or spare parts. There are many sellers who sell Extech HD450 multimeters and spare parts on eBay.

I hope this helps!

Extech HD450 Problems and Solutions

Sure. Here are some common issues and problems with the Extech HD450 and their solutions:

• The meter does not turn on. Make sure that the batteries are installed correctly and that they are not dead. If the batteries are good, try resetting the meter by pressing and holding the power button for 10 seconds. If the meter still does not turn on, you may need to contact Extech customer support for assistance.
• The meter is not displaying accurate readings. Make sure that the meter is properly calibrated. You can calibrate the meter by following the instructions in the user manual. If the meter is still not displaying accurate readings, you may need to contact Extech customer support for assistance.
• The meter is not reading continuity. Make sure that the probes are properly inserted into the meter's test leads. You can also try cleaning the probes with a pencil eraser. If the meter still does not read continuity, you may need to replace the probes.
• The meter is not reading voltage or current. Make sure that the meter is set to the correct measurement mode. You can also try cleaning the probes with a pencil eraser. If the meter still does not read voltage or current, you may need to replace the probes.
• The meter is giving an error message. Refer to the user manual for the error message and troubleshooting instructions. If you are unable to resolve the issue, you may need to contact Extech customer support for assistance.

Here are some additional tips for troubleshooting common Extech HD450 problems:

• Always make sure that the meter is turned off before inserting or removing the probes.
• Never overload the meter by measuring a voltage or current that is higher than the meter's rated capacity.
• Store the meter in a cool, dry place.
• Protect the meter from moisture and dust.
• Clean the meter regularly with a soft, dry cloth.

If you have any further questions or concerns about the Extech HD450, please contact Extech customer support for assistance.