Operation
User’s Guide
Attention: The LCD display is delicate. When removing the
thermometer from a window pull only with the plastic
housing. Do not pull with or bend the display.
Installation
1. Clean the outside of the window where the thermometer is
going to be installed. Wipe until the surface is dry.
Big Digit Window
Thermometer
Model 401016 and 401017
2. Pull off the protection foil on the display
3. Peel back the two red adhesive cover strips located at the
top of each end of the thermometer
4. Press the thermometer against the clean outside window for
15 to 30 seconds to affix
Measuring range:
-13°F ~ +158°F
Mode
+
Max/Min Temperature
The Maximum and Minimum temperature is displayed above and
below the main temperature display. These displays are updated
each time a new high or low temperature is measured.
The MAX and MIN displays are automatically reset every 24
hours. The maximum temperature is reset at 8:00 AM and
minimum temperature at 8:00 PM (20:00). Therefore, the current
time must be set for the Max/Min displays to work properly
Setting the Time
1. Remove the thermometer from its holder
2. Press the MODE button and the hour digits will begin to flash
3. Use the “+” button to set the hours. Hold and press the button
for a fast count
4. Press the MODE button again the minute digits will flash
5. Use the “+” button to set the minutes
Introduction
6. Press the MODE button to return to normal operation
UV Shield installation:
Congratulations on your purchase of Extech’s Big Digit Window
Thermometer. It can be used to monitor temperature outside, in
controlled rooms, laboratories or other temperature stabilized areas. It
features Min/Max display with an auto reset. This meter is shipped
fully tested and calibrated and, with proper use, will provide years of
reliable service.
The UV shield is included to protect the display when it is
exposed to direct sunlight for extended periods and it also
improves readability at night. To install the shield, slide it up
behind the display and press until it snaps into place.
Maintenance
Specifications
Clean the thermometer with a soft damp cloth. DO NOT use chemicals,
cleaning solvents, or detergents.
Temperature
-13 to 158ºF (Model 401016)
-25 to 70ºC (Model 401017)
±1.8ºF/1ºC
0.1ºF/0.1ºC
One (1) ‘AAA’ 1.5V Battery
4 x 3.83 x 0.8” (103 x 97 x 20mm)
Accuracy
Resolution
Battery
Battery Replacement
Remove the thermometer from the holder. Remove the Phillips screw
to access the battery compartment. Replace the 1.5V ‘AAA’ battery and
secure the battery cover.
Dimensions
Warranty
ꢀ
EXTECH INSTRUMENTS CORPORATION warrants the basic
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 EXTENSION 210 for
authorization or visit www.extech.com for more information. 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.
Support line (781) 890-7440
Technical support: Extension 200; E-mail: support@extech.com
Repair & Returns: Extension 210; E-mail: repair@extech.com
Product specifications subject to change without notice
For the latest version of this User’s Guide, Software updates, and other
up-to-the-minute product information, visit our website: www.extech.com
Extech Instruments Corporation 285 Bear Hill Rd Waltham MA 02451
Copyright © 2007 Extech Instruments Corporation. All
rights reserved including the right of reproduction in
whole or in part in any form.
V2.1 07/07
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