Tuesday, July 26, 2011
Non-Contact IR Infrared Digital Thermometer -32 to 300C Review
Average Reviews:
(More customer reviews)This Handheld Infrared Thermometer works OK, but with one limitation - the accuracy is not within its supposed tolerance of (+- 3F) or (2%) reading. My temperature readings on non-metal surfaces were consistantly off (read too high) by (4),(5), or even more degrees (Fahrenheit). On the lower scale towards freezing temperatures, the temperature readings were even worse. All of my test temperature measurements were taken while I was positioned within the best distance-to-spot size ratio and field-of-view.Everything else about the Handheld Infrared Thermometer is good. Perfect weight and the LCD blue backlight display is really nice. The red laser can be turned on or off to further conserve battery life.
After you press the trigger, the device turns on and your temperature readings will show up on the lighted display for as long as you keep your finger on the trigger. After releasing the trigger, (5) seconds later the lighted LCD display will shut off. After 10 seconds if no further trigger action is used, the device will shut off completely. I like the idea that the display stays lit while you are pressing the trigger. This allows you to see multiple temperature readings or variations in low lit or dark areas.
Other thoughts: The 9V battery comes already installed (wrapped in cellophane) in the device. Just remember to open up (slide open) the battery compartment and remove the battey cellophane wrapping and re-insert observing proper polarity. Othrwise you will think that the Handheld Thermometer is not functioning when you first get the device and press the trigger.
You get what you pay for. For just checking average (ball park) temperatures this would be OK. I wouldn't use it for anything else requiring accuracy. Also remember, when using Non-Contact Infrared Thermometers to measure temperatures on metal surfaces or glass, your readings will turn out to be the most inaccurate. Materials that are highly reflective such as metal or glass will yield innaccurate results. If you do measure temperatures on metal or glass and you require more accuracy, put masking tape on an area, then take your measurements off of the taped area - if temperatures permit (not too high as to burn the tape). Measurements on everything else non-metal or glass should be within an acceptable range. Your device's accuracy may vary (better or worse).
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Product Description:
This Non-Contact Handheld Infrared Thermometer allows you to make easy temperature readings from virtually all types of surfaces! It's perfect for checking the temperature of an engine, muffler brakes, tires or brakes on your car. And it can also read the temperature of heater vents and air conditioners. Simply hold on to the pistol grip design and point the laser pointer at your target for accurate readings. The backlit LCD display will then provide a simple digital readout. This handheld thermometer can read temperatures between -20
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