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Extech Instruments 42509 User Manual
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42509 V1.0 07/09
10
9
Table of Contents
Introduction
2
Safety
2
Meter Description
3
Display
3
Operating Instructions
4
Temperature Measurements
4
Dual Laser Pointer
4
MAX (Maximum) Temperature Display
5
Backlight
5
The MODE Button Options
5
Color Alert High and Low Alarm Feature
6
Temperature Units
6
Lock Feature
6
Battery Replacement
6
IR Measurement Notes
7
Field of View
7
Calibration and Repair Services
7
Emissivity and IR Measurement Theory
8
Emissivity Factors for Common Materials
8
Specifications
9
General Specifications
9
4
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Extech Instruments 42509 Specifications
General
Brand
Extech Instruments
Model
42509
Category
Thermometer
Language
English
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