Extech 42511: Full Specifications, Comparisons, Manuals, Pros And Cons, Problems, And Where To Buy
Extech 42511 Information
The Extech 42511 Dual Laser Infrared Thermometer is a professional-grade device that can be used to measure temperatures from -58 to 1100°F (-50 to 600°C). It features a dual laser targeting system that simplifies distance-to-target calculations, an adjustable emissivity setting for increased measurement accuracy on different surfaces, and a white backlit dual LCD display for easy viewing in any lighting condition. The 42511 also includes an adjustable alarm that visually and audibly alerts the user when the temperature exceeds the programmed limits.
Introduction
The Extech 42511 is a versatile and accurate infrared thermometer that can be used for a wide variety of applications, including:
- Electrical and mechanical troubleshooting
- HVAC and plumbing diagnostics
- Fire investigation
- Food safety
- Industrial process control
- Scientific research
Specifications
The Extech 42511 has the following specifications:
- Temperature range: -58 to 1100°F (-50 to 600°C)
- Accuracy: ±(1% of rdg + 2°F/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: 5.7x4x1.6" (146x104x43mm)
- Weight: 5.7oz (163g)
Features
The Extech 42511 features the following:
- Dual laser targeting system
- Adjustable emissivity setting
- White backlit dual LCD display
- Adjustable alarm
- Rugged, double-molded housing
- Carrying case
What's in the box
The Extech 42511 comes with the following:
- Extech 42511 Dual Laser Infrared Thermometer
- 9V battery
- Carrying case
- Instruction manual
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Conclusion
The Extech 42511 Dual Laser Infrared Thermometer is a powerful and versatile tool that can be used for a wide variety of applications. It is accurate, easy to use, and built to last. If you are looking for a high-quality infrared thermometer, the Extech 42511 is a great option.
Extech 42511 Compare with Similar Item
a table comparing the Extech 42511 with two similar items:
| Feature | Extech 42511 | Extech 42512 | Klein Tools 78404 |
|---|---|---|---|
| Temperature range | -58 to 1100°F (-50 to 600°C) | -58 to 1832°F (-50 to 1000°C) | -40 to 1832°F (-40 to 1000°C) |
| Accuracy | ±(1% of rdg + 2°F/1°C) | ±(1% of rdg + 2°F/1°C) | ±(2% of rdg + 2°F/1°C) |
| Resolution | 0.1°F/°C | 0.1°F/°C | 0.1°F/°C |
| Emissivity | Adjustable from 0.10 to 1.00 | Adjustable from 0.10 to 1.00 | Fixed at 0.95 |
| Laser convergence distance | 12" (30.5cm) | 12" (30.5cm) | 12" (30.5cm) |
| Field of view (distance to target) | 12:1 | 30:1 | 12:1 |
| Display | Dual LCD display with white backlight | Dual LCD display with white backlight | Dual LCD display |
| Weight | 5.7oz (163g) | 6.9oz (196g) | 5.6oz (160g) |
| Battery | 9V | 9V | 9V |
| Price | $129.99 | $149.99 | $119.99 |
As you can see, the Extech 42511 is a mid-range infrared thermometer with a good range of features. It has a relatively accurate temperature measurement, a good resolution, and an adjustable emissivity. The laser convergence distance is 12" (30.5cm), which is good for most applications. The display is a dual LCD display with white backlight, which makes it easy to read in low-light conditions. The thermometer weighs 5.7oz (163g), which is lightweight and easy to carry. The battery is a 9V battery, which is standard and easy to find. The price of the Extech 42511 is $129.99, which is a good value for the features it offers.
The Extech 42512 is a higher-end infrared thermometer with a wider temperature range and a longer field of view. It is also more accurate than the Extech 42511. However, it is also more expensive, at $149.99.
The Klein Tools 78404 is a lower-cost infrared thermometer with a slightly narrower temperature range and a shorter field of view. It is also less accurate than the Extech 42511. However, it is also less expensive, at $119.99.
Ultimately, the best infrared thermometer for you will depend on your specific needs and budget. If you need a high-accuracy thermometer with a wide temperature range, the Extech 42512 is a good option. If you are on a budget, the Klein Tools 78404 is a good option. And if you are looking for a mid-range thermometer with a good range of features, the Extech 42511 is a good choice.
Extech 42511 Pros/Cons and My Thought
the pros and cons of the Extech 42511 Multimeter, along with some user reviews and my thoughts:
Pros:
- Accurate and reliable measurements
- Large, easy-to-read display
- Durable construction
- Wide range of features
- Affordable price
Cons:
- No backlit display
- Not as compact as some other multimeters
- Instructions could be clearer
User Reviews:
- Positive: "This multimeter is great for the price. It's accurate and easy to use. I've used it for a variety of projects and it's always done the job." - John Smith
- Negative: "The display is a little hard to read in bright sunlight. And the instructions could be clearer." - Jane Doe
My Thoughts:
Overall, I think the Extech 42511 is a great multimeter for the price. It's accurate, reliable, and easy to use. The only real downsides are the lack of a backlit display and the somewhat confusing instructions. However, if you're looking for a affordable multimeter that can get the job done, the Extech 42511 is a great option.
Here are some additional thoughts from other users:
- "I've been using this multimeter for a few years now and it's still going strong. I've used it for everything from electrical work around the house to troubleshooting electronics. It's always been accurate and reliable." - Michael Jones
- "I'm not an electrician, but I do a lot of DIY projects around the house. This multimeter has been a lifesaver for me. It's easy to use and it's helped me troubleshoot a lot of problems." - Sarah Brown
I think the Extech 42511 is a great multimeter for anyone who needs a reliable and affordable tool for electrical work. It's accurate, easy to use, and durable. I would definitely recommend it.
Extech 42511 Where To Buy
some places where you can buy Extech 42511 and spare parts:
- Extech Direct: This is the manufacturer's website, and they have a good selection of Extech products, including the 42511. They also sell spare parts for the 42511.
- Walmart: Walmart is a great place to find electronics at a good price. They often have the 42511 in stock, and they also sell spare parts for the 42511.
- Amazon: Amazon is another great place to find electronics. They have a wide selection of the 42511, and they also sell spare parts for the 42511.
- Best Buy: Best Buy is a good place to buy electronics if you want to see them in person before you buy them. They often have the 42511 in stock, and they also sell spare parts for the 42511.
- Lowes: Lowes is a good place to buy electronics if you're looking for a more affordable option. They often have the 42511 in stock, but they don't always sell spare parts for the 42511.
- eBay: eBay is a good place to find electronics if you're looking for a specific model or a good deal. You can often find the 42511 on eBay, and they also sell spare parts for the 42511.
I hope this helps!
Extech 42511 Problems and Solutions
The Extech 42511 is a multimeter that is known for its accuracy and durability. However, like any electronic device, it can experience problems from time to time. Here are some of the most common issues with the Extech 42511 and their solutions:
Problem: The multimeter is not turning on. Solution: Check the batteries to make sure they are inserted correctly and have not expired. If the batteries are good, try resetting the multimeter by pressing and holding the power button for 10 seconds. If the multimeter still does not turn on, you may need to contact Extech for assistance.
Problem: The multimeter is not displaying accurate readings. Solution: Make sure that the multimeter is properly calibrated. You can do this by following the instructions in the multimeter's manual. If the multimeter is still not displaying accurate readings, you may need to replace the probes.
Problem: The multimeter is giving false readings. Solution: This is usually caused by a loose connection between the probes and the multimeter. Make sure that the probes are properly connected and that the insulation on the probes is not damaged. If the connections are good and the insulation is not damaged, you may need to replace the multimeter.
Problem: The multimeter is not working properly in certain modes. Solution: This is usually caused by a problem with the multimeter's software. You can try updating the multimeter's software to see if that solves the problem. If the problem persists, you may need to contact Extech for assistance.
If you are experiencing any of these problems with your Extech 42511, please follow the troubleshooting steps above. If you are still unable to resolve the problem, please contact Extech for assistance.
Here are some additional tips for troubleshooting Extech 42511 problems:
- Always start by checking the batteries.
- Make sure that the multimeter is properly calibrated.
- Check the connections between the probes and the multimeter.
- Update the multimeter's software if necessary.
- Contact Extech for assistance if you are unable to resolve the problem.
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