Extech 42570 Operating Manual
User Manual
Dual Laser InfraRed (IR) Thermometer
MODEL 42570
Introduction
Congratulations on your purchase of the Model 42570 IR Thermometer. This Infrared
thermometer measures and displays non-contact temperature readings up to
°
F/2200°C (certified to 2000°F/1100°C). At 50”, built-in dual lasers converge to 1”
3992
target spot to insure accurate targeting and temperature measurement. Advanced features
include a USB PC interface and software, 100ms response time, Max/Min/Ave/Diff
displays adjustable emissivity and High/Low alarms. Proper use and care of this meter will
provide years of reliable service.
Warranty
EXTECH INSTRUMENTS CORPORATION (A FLIR COMPANY) warrants this instrument to be free of defects
in parts and workmanship for three years from date of shipment (a six month limited warranty applies on
sensors and cables). If it should become necessary to return the instrument for service during or beyond the
warranty period, contact the Customer Service Department at (781) 890-7440 ext. 210 for authorization or visit
our website at www.extech.com (click on ‘Contact Extech’ and go to ‘Service Department’ to request an RA
number). A Return Authorization (RA) number must be issued before any product is returned to Extech. The
sender is responsible for shipping charges, freight, insurance and proper packaging to prevent damage in
transit. This warranty does not apply to defects resulting from action of the user such as misuse, improper
wiring, operation outside of specification, improper maintenance or repair, or unauthorized modification. Extech
specifically disclaims any implied warranties or merchantability or fitness for a specific purpose and will not be
liable for any direct, indirect, incidental or consequential damages. Extech's total liability is limited to repair or
replacement of the product. The warranty set forth above is inclusive and no other warranty, whether written or
oral, is expressed or implied.
Safety
• Use extreme caution when the laser pointer 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
2
42570 V1.0 8/09
Meter Description
1. IR sensor and Laser Pointers
2. LCD Display
3. Down Button
4. Measurement Trigger
5. Mode Button
6. Battery compartment
7. Backlight/Laser Button
8. Up Button
9. Type K thermocouple input (side)
10. USB port (side)
DISPLAY
1. SCAN, measurement in progress
2. Bargraph
3. Laser pointer active
4. Power locked ON
5. HOLD, last measurement locked in display
6. Max/Min temperature display or memory
location display
7. Main temperature display
8. High/ Low limit alarm
9. USB connection
10. Battery status
11. Emissivity or Type K or Stored value display
12. Thermocouple probe installed
13. Emissivity setting
14. Logged memory
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10
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3
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6
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42570 V1.0 8/09
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