IN
MODEL 401014
75.8F
Big Digit Indoor/Outdoor Thermometer
OUT
74.5
F
MAX/MIN
Indoor/Out
door
RESET
Thermometer
401014
Specifications
Indoor temperature
Outdoor temperature
Resolution
o
o
o
14 to 140 F (-10 to 60 C)
o
-58 to 158 F (-50 to 70 C)
o
o
0.1 for F (0.1 for C)
Accuracy
o
o
o
o
±1.8 F (±1 C) from 32 to 122 F (0 to 50 C)
±3.6 F from -58 to 32 F and 122 to 158 F (±2 C from -50 to 0 C and +50 to +70 C)
o
o
o
o
o
o
Power supply
One (1) 'AAA' 1.5 V battery
Sensor cable length Outdoor temperature sensor cable length: Approx. 9' (3m)
Dimensions
3.9x4.25x0.75" (99x108x19mm)
Operation:
1) Open the battery compartment by pushing the cover on the rear of the instrument downward as
indicated by the arrow. Remove the battery safety strip and the protective cover on the LCD display.
The instrument is now ready for use.
2) The temperature units can be selected via the switch located on the rear of the instrument.
3) The upper display indicates the indoor temperature in degrees C or F. The lower display indicates the
outdoor temperature in degrees C or F.
4) Displaying the minimum and maximum values.
a. Press the MAX/MIN button. The highest value measured since the Reset button was last
pressed appears on the display.
b. Press the MAX/MIN button again to display the lowest value measured since the Reset button
was last pressed.
c. Press the MAX/MIN button again to return to normal display operation.
5) Resetting (clearing) the MAX/MIN memory.
a) Press and hold the RESET button for 1 second while in the MAX/MIN display mode to clear the
memory and start recording new max/min values.
6) The low battery flag will appear on the display when the battery voltage is low. Replace the battery
when this occurs. To replace the battery open the battery compartment by sliding the battery cover on
the rear of the instrument downward as indicated by the arrow. Replace the 1.5V ‘AA’ battery and
replace the cover.
EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects in parts and workmanship for one year 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.
Copyright © 2002 Extech Instruments Corporation. All rights reserved including the right of reproduction in whole or in
part in any form.
401014 V1.00 5/02
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