Extech Instruments IR400-NIST User Manual page 2

Introduction
Congratulations on your purchase of the Model IR400 IR Thermometer. The IR400 is capable of
non-contact (infrared) temperature measurements at the touch of a button. The built-in laser pointer
increases target accuracy while the backlit LCD and handy push-buttons combine for convenient,
ergonomic operation. This meter is shipped fully tested and calibrated and, with proper use, will
provide years of reliable service.
Safety
•
Use extreme caution when the laser pointer beam is on
•
Do not point the beam toward anyone's eye or allow the beam
to strike the eye from a reflective surface
•
Do not use the laser near explosive gases or in other
potentially explosive areas
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