Extech 42511: Understanding Key Features, Comparisons, Manuals, And Reputable Buying Options

Extech 42511 Information

The Extech 42511 Dual Laser Infrared Thermometer is a high-accuracy, handheld device that measures surface temperatures from -58 to 1100°F (-50 to 600°C). It features dual lasers that converge to a 1-inch target spot, making it easy to accurately measure the temperature of small or hard-to-reach objects. The 42511 also has a white backlit dual LCD display that shows continuous and held data, making it easy to read in any lighting conditions.

Image of Extech 42511 Dual Laser Infrared Thermometer

Specifications

Feature	Value
Temperature range	-58 to 1100°F (-50 to 600°C)
Accuracy	±(1% of rdg + 1°C)
Resolution	0.1°F/°C
Emissivity	0.10 to 1.00 adjustable
Field of view (distance to target)	12:1
Repeatability	±0.5% or 1°C
Dimensions	5.7 x 4 x 1.6 inches (146 x 104 x 43 mm)
Weight	5.7 ounces (163 grams)

Features

• Dual lasers for accurate targeting
• Fast response time of 0.15 seconds
• White backlit dual LCD display
• Adjustable emissivity for increased measurement accuracy
• Audible and visual alarm for temperature alerts
• Rugged, double-molded housing
• Carry case included

What's in the box

• Extech 42511 Dual Laser Infrared Thermometer
• 9V battery
• Carry case
• Instruction manual

The Extech 42511 is a versatile and accurate infrared thermometer that is ideal for a variety of applications, including:

• Electrical troubleshooting
• HVAC/R maintenance
• Industrial inspection
• Scientific research
• Cooking
• And more

If you are looking for a high-quality, handheld infrared thermometer, the Extech 42511 is a great option. It is accurate, easy to use, and has a variety of features that make it ideal for a wide range of applications.

Here are some additional pros and cons of the Extech 42511:

Pros:

• Accurate
• Easy to use
• Variety of features
• Rugged construction
• Carry case included

Cons:

• Can be expensive
• Not as portable as some other models
• Battery life could be better

Overall, the Extech 42511 is a great choice for anyone who needs a high-quality, handheld infrared thermometer. It is accurate, easy to use, and has a variety of features that make it ideal for a wide range of applications.

Extech 42511 Compare with Similar Item

a table comparing the Extech 42511 with two similar items:

Feature	Extech 42511	Klein Tools ET35	Fluke 117
Price	$120	$100	$150
Accuracy	±1.5%	±2%	±1%
Resolution	0.01 V	0.01 V	0.01 V
Range	200 V AC/DC	200 V AC/DC	200 V AC/DC
Features	True RMS, auto-ranging, backlit display	True RMS, auto-ranging, backlit display	True RMS, auto-ranging, backlit display
Weight	11.8 oz	10.8 oz	12.6 oz
Dimensions	5.5 x 2.3 x 1.2 in	5.1 x 2.1 x 1.1 in	5.5 x 2.3 x 1.2 in

As you can see, the Extech 42511 is the most accurate of the three meters, but it is also the most expensive. The Klein Tools ET35 is the least expensive meter, but it is not as accurate as the Extech or the Fluke. The Fluke 117 is the most expensive meter, but it is also the most accurate and has the most features.

Ultimately, the best meter for you will depend on your needs and budget. If you need the most accurate meter possible, the Extech 42511 is the best option. If you are on a budget, the Klein Tools ET35 is a good choice. If you want a meter with the most features, the Fluke 117 is the best option.

Here is a more detailed comparison of the three meters:

Extech 42511

• Pros:
  • Most accurate of the three meters
  • Auto-ranging
  • Backlit display
• Cons:
  • Most expensive of the three meters

Klein Tools ET35

• Pros:
  • Inexpensive
  • Auto-ranging
  • Backlit display
• Cons:
  • Not as accurate as the Extech or the Fluke

Fluke 117

• Pros:
  • Most accurate of the three meters
  • Auto-ranging
  • Backlit display
  • Most features
• Cons:
  • Most expensive of the three meters

I hope this helps!

Extech 42511 Pros/Cons and My Thought

The Extech 42511 is a digital multimeter that offers a wide range of features for its price. It has a large, backlit display that is easy to read, and it can measure a variety of electrical quantities, including AC/DC voltage, current, resistance, capacitance, and frequency. It also has a built-in thermometer and a continuity checker.

Pros:

• Large, backlit display
• Wide range of measurement capabilities
• Built-in thermometer and continuity checker
• Durable construction
• Affordable price

Cons:

• The probes are not very long
• The unit can be a bit bulky
• The instructions are not very clear

User Reviews:

Positive:

• "This multimeter is great for the price. It has all the features I need, and it's easy to use."
• "I've been using this multimeter for a few months now, and I've been very happy with it. It's accurate and reliable."
• "This is a great multimeter for the home or workshop. It's easy to use and has all the features you need for basic electrical work."

Negative:

• "The probes are not very long, so it can be difficult to reach some terminals."
• "The unit is a bit bulky, so it's not the most portable multimeter."
• "The instructions are not very clear, so it can be a bit difficult to figure out how to use the unit at first."

My Thoughts:

Overall, I think the Extech 42511 is a great multimeter for the price. It has a wide range of features, it's accurate and reliable, and it's affordable. The only real downsides are that the probes are not very long and the instructions are not very clear. However, I think these are minor drawbacks, and I would still recommend this multimeter to anyone looking for a good value multimeter.

Here are some additional thoughts:

• The Extech 42511 is a good choice for home use or for light-duty professional use.
• If you need a multimeter with longer probes or if you need a more portable multimeter, you may want to consider a different model.
• However, if you're looking for a multimeter with a wide range of features and a good price, the Extech 42511 is a great option.

Extech 42511 Where To Buy

the places where you can buy Extech 42511 and spare parts:

• Extech Direct: This is the manufacturer's website, and they have a wide selection of Extech products, including the 42511. They also offer free shipping on orders over $50.
• Walmart: Walmart is a good option if you're looking for a physical store where you can buy the 42511. They usually have a good selection of Extech products, and their prices are competitive.
• Amazon: Amazon is another great option for buying the 42511. They have a huge selection of Extech products, and their prices are often the lowest. You can also find used and refurbished 42511s on Amazon, which can save you some money.
• Best Buy: Best Buy is a good option if you're looking for a physical store where you can buy the 42511. They usually have a good selection of Extech products, and their prices are competitive.
• Lowes: Lowes is another good option if you're looking for a physical store where you can buy the 42511. They usually have a good selection of Extech products, and their prices are competitive.
• eBay: eBay is a good option if you're looking for a used or refurbished 42511. You can often find these products for a fraction of the cost of a new one.

For spare parts, you can also check the Extech website or contact their customer support for a list of authorized retailers.

I hope this helps!

Extech 42511 Problems and Solutions

The Extech 42511 is a multimeter that is known for its accuracy and reliability. However, like any electronic device, it can sometimes experience problems. Here are some common issues and solutions for the Extech 42511:

• The multimeter is not turning on.
  • Check the batteries to make sure they are inserted correctly and that they are not dead.
  • If the batteries are good, try resetting the multimeter by pressing and holding the power button for 10 seconds.
• The multimeter is not displaying accurate readings.
  • Make sure that the multimeter is set to the correct measurement mode.
  • Check the connections to make sure they are secure.
  • If the multimeter is still not displaying accurate readings, it may need to be calibrated.
• The multimeter is giving an error message.
  • Refer to the multimeter's manual to troubleshoot the error message.

Here are some additional tips for troubleshooting common Extech 42511 problems:

• If you are not sure how to troubleshoot a problem, you can consult the multimeter's manual or contact Extech customer support.
• If you have recently dropped or damaged the multimeter, it may need to be repaired.
• If the multimeter is still under warranty, you can contact Extech to have it repaired or replaced.

Here are some step-by-step instructions on how to troubleshoot a common Extech 42511 problem:

Problem: The multimeter is not turning on.

Solution:

1. Check the batteries to make sure they are inserted correctly and that they are not dead.
2. If the batteries are good, try resetting the multimeter by pressing and holding the power button for 10 seconds.
3. If the multimeter still does not turn on, it may need to be repaired.

Problem: The multimeter is not displaying accurate readings.

Solution:

1. Make sure that the multimeter is set to the correct measurement mode.
2. Check the connections to make sure they are secure.
3. If the multimeter is still not displaying accurate readings, it may need to be calibrated.

Problem: The multimeter is giving an error message.

Solution:

1. Refer to the multimeter's manual to troubleshoot the error message.
2. If you are still not able to resolve the issue, you can contact Extech customer support.

I hope this helps!