Extech 42560 Operating Manual
User Guide
InfraRed (IR) Thermometer
with Wireless Datalogger, Type K input & Laser Pointer
MODEL 42560
Introduction
Congratulations on your purchase of the Model 42560 IR Thermometer. The Model
42560 IR thermometer measures and displays non-contact (infrared) surface
temperature to a maximum of 1922
o
F (1050oC). The built-in laser pointer increases
target accuracy while the backlit LCD and handy push-buttons combine for convenient,
ergonomic operation. The Type K thermocouple input provides contact measurements
up to 2498
measure the temperature of virtually any surface.
o
F (1370oC)*. Adjustable emissivity allows the IR thermometer to accurately
The Model 42560 is also a datalogging instrument for use with the supplied wireless
USB datalogging kit. The kit includes PC software and a USB data receiver (915MHz).
The instrument also includes a 20-reading internal memory bank.
Other special features include Test Lock, High-Low Alarm display, and MAX-MIN-DIFAVG memory.
This meter is shipped fully tested and calibrated and, with proper use, will provide years
of reliable service.
* The supplied thermocouple is rated to a temperature of 482oF (250oC) maximum.
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
42560 V5.0 8/08
Descriptions
Meter Description
1. Laser pointer
1
2
2. IR sensor
3. Measurement trigger
4. Battery compartment
3
5. LCD display
6. Function buttons*
4
8
7. Thermocouple
8. Optical interface
(meter bottom)
9
9. Thermocouple input jacks (meter bottom)
*Function Buttons
• MODE: Select from 9 modes of operation explained in detail in this user guide.
• Arrows: For setting the emissivity, high/low alarm limits, and for scrolling
through the 20 internal memory locations
• Backlight / Laser Pointer: For turning the LCD backlight and the Laser pointer
ON/OFF while taking measurements
• USB: For turning the wireless PC communications ON/OFF
• SET: For storing a reading to one of the 20 internal memories.
• AT
E: Used during the Automatic Emissivity Adjustment procedure.
Note: The function button explanations above are simple overviews. For precise
instructions, please read the entire User Guide.
Internal Switches (inside battery compartment)
o
1. Temperature units (
C or oF) switch (oC is the left position)
2. Test lock ON / OFF switch (OFF is the left position)
3. Alarm ON / OFF switch (OFF is the left position)
3
1
2
3
42560 V5.0 8/08
Display Description
1. Displays SCAN when trigger is depressed; Displays HOLD when trigger is released
2. Low battery
3. MODE button selection
1
4. Emissivity setting
5. USB PC communication icon
6. IR temperature reading
7. Low Alarm alert
8. High Alarm alert
2
3
89
9. Corresponds to the MODE button selection; for example,
if Type K is selected (Tk), the thermocouple temperature reading will display here
Transmitter Base Description
1. PC Interface activation button
6
2. PC communication status LED
3. Analog output jack (1mV per ºF); for use with
supplied 3.5mm to banana lead cable
53
4. Tripod Mount
5. 12V DC / 117VAC adaptor jack
4
6. Optical interface
USB Receiver Module Description
1. Receiver module
2. PC Communication Power LED
3. Cable
4. PC USB plug
2
1
4
5
6
7
1
2
3
4
4
42560 V5.0 8/08
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