English Datasheet

High Temperature IR Thermometer
Measures surface temperature up to 1400ºF (760ºC)
With built-in Laser Pointer that identifies target area and improves aim
• High temperature range from
-58º to 1400ºF (-50 to 760ºC)
• 16 to 1 distance to target ratio measures smaller
surface areas at greater distances
• Adjustable high/low alarm alerts user visually and
audibly when temperature exceeds
programmed limits
• Adjustable emissivity for better accuracy on
different surfaces
• MAX/MIN/AVG/DIF features display highest,
lowest, average, and MAX minus MIN values
• Large backlit display
• Laser pointer identifies target area
• Automatic Data Hold
• Automatic Power Off
• High Resolution of 0.1º up to 199.9º
• Complete with 9V battery
and hard carrying case
Laser pointer identifies target area.
Basic Accuracy
Max. Resolution
Field of View (Distance to Target)
-58 to 1400°F (-50 to 760°C)
±2%rdg or 4ºF (2°C) <932°F (500°C); ±(2.5%rdg + 5°)>932°F (500°C)
0.1 to 1.00 Adjustable
3.9 x 2.2 x 9" (100 x 56 x 230mm)
10.2oz (290g)
Ordering Information:
42540 ......................High Temperature IR Thermometer
42540-NIST ............42540 with Calibration Traceable to NIST.
Specifications subject to change without notice.
8/9/11 - R1
Copyright © 2007-2011 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in part in any form.