Dual Laser
Targeting
Indicates ideal measuring distance.
Choose from 12" or 30" distance model where two laser points
converge to 1" target spot
42511 and
42512 Features
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Dual laser simplifies distance to target
ratio--no more calcualtions!
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Choose modle 42511 for 12:1 ratio or model 42512
for 30:1 ratio
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White backlit dual LCD display
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Fast 0.15 second response time with Max
display
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Adjustable emissivity increases measurement
accuracy for different surfaces
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Adjustable High/Low set points with audible alarm
alerts user when temperature exceeds the programmed set
points
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Lock function for continuous readings
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Complete with carrying case and 9V battery
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3-year warranty
General
Specifications of the Extech 42511 and 42512 Dual Laser IR
Thermometers
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Display Backlit LCD display with function
indicators
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Over range indication “---------“
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Operating Temperature 32°F to 122°F (0°C to
50°C)
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Operating Humidity 10% to 90%RH operating,
<80%RH storage.
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Storage Temperature 14 to 140°F (-10 to
60°C)
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Automatic Power Off 7 seconds, with LOCK to
disable
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Dimensions 5.7 x 4 x 1.6” (146 x 104 x
43mm)
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More:
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Range -58 to 1100°F (-50 to 600°C) °F (-50 to
600°C)
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Resolution 0.1° < 1000 °, 1° > 1000°
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Accuracy -58°F to 28°F (-50°C to -2°C)
±9°F/4°C
28°F to 200°F (-2°C to 94°C) ±4.5°F/2.5°C
200°F to 400°F (94°C to 204°C) ±(1.0%rdg + 2°F/1°C)
400°F
to 800°F (204°C to 426°C) ±(1.5%rdg + 2°F/1°C)
800°F to 1100°F (426°C to 600°C) ±(4%rdg +2°F/1°C)
Note: Accuracy is specified for
the following ambient temperature range: 73 to 77°F (23 to
25°C)
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Emissivity 0.10 to 1.00 adjustable
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Field of View D/S = Approx. 12:1 ratio (D =
distance; S = spot or target)
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Laser pointer Dual, Class 2 laser < 1mW power;
Wavelength is 630 to 670nm
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IR Spectral response 8 to 14 ìm
(wavelength)
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Repeatability ± 0.5% of reading or ± 1.8°F (1°C)
whichever is greater
or target)
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