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Page 9 of 12
When cleaning the display and casings, use a
soft damp cloth only. Do not use solvents or
scouring agents as they may mark the LCD
and casings.
Do not submerge the unit in water.
Furthermore, fix all parts in place where the
units are adequately protected against
moisture and rain.
Special care shall be taken when handling a
damaged LCD display. The liquid crystals can
be harmful to user's health.
Do not make any repair attempts to the unit.
Return them to their original point of purchase
for repair by a qualified engineer. Opening and
tampering with the unit may invalidate their
guarantee.
Never touch the exposed electronic circuit of
the device as there is a danger of electric
shock should it become exposed.
Do not expose the units to extreme and
sudden temperature changes, this may lead to
reduce their accuracy.
Batteries are the single largest cause of
customer support cases. Please use plain
Alkaline batteries testing no less than 1.48 on
a voltmeter or with and expiration date 7 years
in the future.
Battery Replacement
If you notice that the LCD appears faint or that
WWVB time reception is not working properly,
try a fresh set of batteries before contacting
customer support.
The Low Battery Icons:
When the batteries need to be replaced in the
Wireless Outdoor Sensor, the LCD will display
the “TX” icon.
When the batteries need to be replaced in the
Atomic Clock, the LCD will display the “RX”
icon.
We recommend that you replace the
batteries in all units regularly to ensure
optimum accuracy of these units. Please
see the battery life in the specifications
below.
Help us to keep our environment clean. Return
used batteries to an authorized depot.
Page 10 of 12
Specifications
Battery Life - Atomic Clock: Up to 24
months
Battery Type - Atomic Clock: 2 X AA (IEC
LR6, 1.5V)
Battery Life - Wireless Outdoor
Temperature Sensor: Up to 12 months - 2 X
Battery Type - Wireless Outdoor
Temperature Sensor: 2 X AAA (IEC LR3,
1.5V)
Indoor thermometer measurement range:
14.2°F to 99.9° F (-9.9°C to 37.8°C)
Indoor temperature update interval: every
16 seconds
Wireless Outdoor Temperature Sensor
measurement range: -39.8° F to 139.8° F (-
39.9° C to 59.9° C)
Outdoor temperature update interval: every
8 seconds
Wireless Outdoor Temperature Sensor
transmission range: 200 feet.
Dimensions - Atomic Clock: 8.95” L x 1.20”
W x 7.20” H
Dimensions - Wireless Outdoor
Temperature Sensor: 1.27” L x 0.55” W x
3.41” H
Power Requirements
Note: Rechargeable batteries are not
recommended due to the wide variation in
performance between brands and types. Please
use only fresh Alkaline batteries.
Atomic Clock: 2 “AA” Alkaline Batteries (not
included)
Wireless Outdoor Temperature Sensor:
2 “AAA” Alkaline Batteries (not included)
FCC Statement
FCC ID: OMO-TX38U
This device complies with part 15 of the FCC rules.
Operation is subject to the following conditions: (1)
This device may not cause harmful interference,
and (2) This device must accept any interference
received, including interference that may cause
undesired operation.
Freq. 915 MHz
La Crosse Technology
Model: TX38-IT-N