Model : WS-8054U
433 MHz
Radio Controlled Temperature Alarm
Instruction Manual
FCC ID: OMO-01RX (receiver),
OMOTX6U (transmitter)
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THIS DEVICE COMPLIESWITH PART 15 OFTHE FCC
RULES. OPERATION IS SUBJECT TO THE
FOLLOWING TWO CONDITIONS:
ALARM
DATE
INDOOR
OUTDOOR
1. THIS DEVICE MAY NOT CAUSE HARMFUL
INTERFERENCE, AND
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2. THIS DEVICE MUST ACCEPT INTERFERENCE
RECEIVED, INCLUDING INTERFERENCE THAT
MAY CAUSE UNDESIRED OPERATION.
Contents
Language
Page
English
French
Spanish
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TABLE OF CONTENTS
Topic
Page
12/24-Hour Setting
Selecting ˚F or ˚C
Features & Operations
Changing Display Mode (viewing seconds)
The Alarm
Indoor temperature
Remote Temperature
E.L. backlight
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Inventory of Contents/ Additional Equipment
About WWVB
Quick Set-Up Guide
Detailed Set-Up Guide
Battery Installation
Program Mode
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27
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31
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35
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Function Buttons
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15
16
17
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Time Zone Setting
DST (Daylight Saving Time) Setting
Language Selection
Time Setting
Mounting
Maintenance & Care
Troubleshooting
Specifications
Calendar Setting
Warranty Information
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B) TEMPERATURE ALARM
1) Remove the battery cover, located on the backside
of the unit.
2) Observe the correct polarity and install 2 AA batteries.
3) Replace the battery cover.
Note: After the batteries have been installed a tone
will sound, and all the LCD's (Liquid Crystal Display) will
briefly light up. The indoor temperature, the date as "1/
1", the weekday as "MON", and the remote temperature
will be displayed (within three minutes). Also, the time
will appear as "-:--" for approximately 1 minute.
TheWWVB search is automatically initiated, and a tower
icon appears and flashes with the time colon (no tower
icon will appear if the WWVB is too weak to be detected,
and the time display will remain on "-:--"). While the
WWVB search is being conducted various numbers will
appear in the time display. After 10minutes, the
temperature alarm will either display the WWVB time,
or discontinue the search if the time is not found. If the
search is cancelled "-:--" will appear in the time LCD.
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WWVB Radio reception
tower icon will not appear and the clock will search again
at 12:00 am the next night.
TIME
Alarm
Icon
WWVB
Time
ALARM
SNOOZE
PROGRAM MODE
Outdoor
temperature
Date
To enter the program mode hold down the "SET" button
for 2 seconds, until "-5EST" flashes in the date LCD.
The program mode is laid out in a manner that allows
you to program each function separately, or you can
follow the instructions entirely to program the temperature
alarm. Complete programming is usually done for the
initial set-up, and will require you to skip step 1 of
programming sections III through VIII. Press the
"SNOOZE" button at any time to exit the program mode,
or wait approximately 15 seconds for the temperature
alarm to automatically return to normal operation.
Weekday or
seconds display
Indoor temperature
or seconds display
The temperature alarm will conduct a WWVB search
every hour until the first signal is found. Once the WWVB
time is found, a search is automatically conducted nightly
at midnight. If the signal is found at midnight, the tower
icon will remain, if not, another search will take place
every hour (until 6:00 am) until the signal is found
successfully. If no signal is found during this period, the
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II) TIME ZONE SETTING
I) FUNCTION BUTTONS
1) Hold down the "SET" button for 2 seconds, the default
setting "-5EST" will flash in the date LCD.
2) Press and release the "+" button to select the
appropriate time zone. There are 13 time zones to
choose from:
There are 3 function buttons located on the front of the
temperature alarm and one on the top. The function
buttons are labeled:"SET", "+", "ALARM", and "SNOOZE"
(the top bar).
-4ATL
Atlantic Time
-5EST
-6CST
-7MST
-8PST
Eastern Time (default setting)
Central Time
Mountain Time
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Pacific Time
-9ALA
Alaskan Time
ALARM
-10HAW
-11, -12
GMT
Hawaiian Time
DATE
INDOOR
OUTDOOR
Next tow time zones West of HAW
Greenwich Mean Time
Three time zone West of GMT
-1, -2, -3GMT
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3) Press and release the "SET" button to confirm the
time zone setting, and to advance to DST (Daylight
saving time) setting.
LCD and "DST" flashes where the weekday
normally appears.
2) Press and release the "+" button to turn the DST off,
this will be indicated by the display of "OFF" in the
time LCD.
III) DST (DAYLIGHT SAVING TIME) SETTING
3) Press and release the "SET" button to confirm the
DST setting and to advance to select the language
for the weekday.
Note:The DST default is "On", meaning that the WWVB
will automatically change the time according to Daylight
Saving Time in the spring and fall. For areas that do not
recognize DST changes (Arizona and parts of Indiana)
turn the DST "OFF".
IV) LANGUAGE SELECTION FOR THE WEEKDAY
1) Hold down the "SET" button for 2 seconds (the
selected time zone will flash), press and release the
"SET" button 2 more times until the default language
"US" flashes in the time LCD.
1) Hold down the "SET" button for 2 seconds (the
selected time zone will flash); press and release the
"SET" button once more until "On" flashes in the time
2) Press and release the "+" button to toggle through
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and to select the desired language. There are 3
languages to select from:
selected time zone will flash), press and release the
"SET" button 3 more times until the hour "12" flashes
in the time LCD.
US
F
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English
French
Spanish
2) Press and release the "+" button to select the hour.
Note: when setting the hour, "PM" will appear to the
left of the hour display, if it is AM nothing will be
displayed.
Press and release the "SET" button to confirm the
language setting, and to advance to manually set the
time.
3) Press and release the "SET" button to confirm the
hour setting, and to shift to select the minutes.
4) Press and release the "+" button to select the minutes.
5) Press and release the "SET" button to confirm the
time setting, and to advance to manually set the
calendar.
V) TIME SETTING
Note: When the WWVB signal is found, that time will
over-ride the manually set time.
1) Hold down the "SET" button for 2 seconds (the
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VI) CALENDAR SETTING
Note: When the WWVB signal is found, that date will
over-ride the manually set date.
"+" button to select the appropriate date.
7) Press and release the "SET" button to confirm the
date and to move to select the weekday.
1) Hold down the "SET" button for 2 seconds (the
selected time zone will flash), press and release the
"SET" button 5 more times until the default year "00"
flashes in the date LCD.
2) Press and release the "+" button to select the year.
3) Press and release the "SET" button to confirm the
year and to move to select the month.
8) The default weekday "MON" (depends on selected
language) will flash. Press and release the "+" button
to select the appropriate weekday.
9) Press and release the "SET" button to confirm the
calendar settings and to advance to select either 12
or 24-hour time display.
4) The default month "1" will flash. Press and release
the "+" button to select the appropriate month.
5) Press and release the "SET" button to confirm the
month and to move to select the date.
VII) 12/24-HOUR SETTING
1) Hold down the "SET" button for 2 seconds (the
selected time zone will flash), press and release the
"SET" button 9 more times until the "12" hour time
display flashes in the time LCD.
6) The default date "1" will flash. Press and release the
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2) Press and release the "+" button to toggle between
12 and 24 hour time.
FEATURES & OPERATIONS
3) Press and release the "SET" button to confirm the
12/24-hour time display and to advance to select
either ˚F or ˚C.
I) CHANGING DISPLAY MODE (DAY, SECONDS,
AND TEMPERATURE)
There are three possible display modes to view the day,
seconds, and temperature. The month & date/ weekday
/indoor temperature/remote temperature is the default.
VIII) SELECTING ˚F OR ˚C
1) Hold down the "SET" button for 2 seconds (the
selected time zone will flash), press and release the
"SET" button 10 more times until the default "˚F"
flashes in the time LCD.
2) Press and release the "+" button to toggle between
˚F and ˚C.
To change the display:
1) Press and release the "+" button.
2) The display should now show the month&date/
seconds/indoor temperature/ remote
temperature
3) Press and release the "SET" button to confirm the ˚F
or ˚C selection and exit the Program Mode.
3) Press and release the "+" button a second time.
4) The display will now show the month&date/weekday/
seconds/remote temperature
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5) Press and release the "+" button a third time and the
display will return to the normal display.
(c) Press and release the "ALARM" button to confirm
the hour and to set the alarm minutes.
(d) The alarm minutes will now flash.
II) THE ALARM
(e) Press and release the "+" button to set the alarm
minutes.
1) SETTING THE ALARM
(f) Press and release the "ALARM" button to confirm
and to exit the alarm setting mode.
Note: The duration of the alarm is 85 seconds. After each
of the first two 25 second periods, the rate of the alarm
increases.
Note: The alarm will be automatically set to sound when
exiting the alarm- setting mode (indicated by the alarm
"sound" icon to the right of the time).
(a) Hold down the "ALARM" button for 5 seconds. The
"TIME" icon to the right of the minutes (in the time
LCD) shifts to "ALARM" and the hour digit of the alarm
flashes.
(b) Press and release the "+" button to set the alarm
hour.
2) ACTIVATING/DEACTIVATING THE ALARM
(a) The alarm will be automatically set to sound when
exiting the alarm- setting mode (indicated by the
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alarm "sound" icon to the right of the time).
(b) Press and release the "ALARM" button to activate
and deactivate the alarm. The alarm "sound" icon to
the right of the time will appear or disappear and the
alarm time will be displayed briefly before returning
to the normal display mode.
4) SUSPENDING ALARM
(a) While the alarm is sounding or the SNOOZE is active,
press and release the "ALARM" button to suspend
the alarm until the next day.
III) INDOOR TEMPERATURE
The indoor temperature appears on the right side of the
date LCD. The temperature is checked every 10
seconds and updated whenever there is a change.
3) ACTIVATING THE SNOOZE FUNCTION
(a) While the alarm is sounding, press and release the
"SNOOZE" button to activate the snooze function.The
alarm "sound" icon and "SNOOZE" icon (to the right
of the time) will flash. The duration of the snooze
function is 10 minutes, then the alarm will resume.
IV) REMOTE TEMPERATURE
The remote temperature will be shown on the right side
of the lower LCD screen.The temperature alarm receives
the outdoor temperature (˚F or ˚C) from the remote
temperature sensor, and the temperature appears in
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the outdoor LCD. The remote temperature sensor
transmits a new temperature to the temperature alarm
twice every 10 minutes.
B) MOUNTING WITH SCREWS
1) Remove the mounting bracket from the remote
temperature sensor. The bracket should snap off
easily.
V) EL BACKLIGHT
2) Place the mounting bracket over the desired location.
Through the three screw holes of the bracket, mark
the mounting surface with a pencil.
3) Where marked, start the screw holes into the
mounting surface.
The EL backlight is activated for four seconds after any
button is pressed. It cannot be left on continuously as it
would cause too great of a drain on the battery.
VI) MOUNTING THE REMOTE TEMPERATURE
TRANSMITTER
A) The remote temperature sensor can be mounted
in two ways:
4) Screw the mounting bracket onto the mounting
surface. Ensure that the screws are flush with the
bracket.
5) Snap the remote temperature sensor onto the
mounted bracket.
1) With the use of screws.
2) Using the adhesive tape.
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C) MOUNTING WITH ADHESIVE TAPE
1) With a nonabrasive solution, clean and dry the back
of the mounting bracket and the mounting surface to
ensure a secure hold. The mounting surface should
be smooth and flat.
2) Remove the protective strip from one side of the tape.
3) Adhere the tape to the designated area on the back
of the mounting bracket.
VII) MAINTENANCE & CARE
•
Extreme temperatures, vibrations, and shock should
be avoided to prevent damage to the units.
Clean displays and units with a soft, damp cloth. Do
not use solvents or scouring agents-they may mark
and damage the displays and casings.
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Do not submerge in water.
Immediately remove all low powered batteries to avoid
leakage and damage. Replace with new batteries
only, and of recommended size.
4) Remove the protective strip from the other side of the
tape.
5) Position the remote temperature sensor in the desired
location, ensuring that the temperature alarm can
receive the signal.
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Opening the casings invalidates the warranty. Do
not try to repair the units. Contact La Crosse
Technology for Repairs.
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TROUBLESHOOTING
Problem: The LCD is faint.
Solution: 1) Replace the batteries.
temperature alarm in the general direction of Ft.
Collins, Colorado.
2) Wait overnight for signal.
3) Be sure the temperature alarm is at least 6 feet from
any electrical devices, i.e.TV sets, computers, or other
radio controlled clocks.
Problem: "OFL" appears in the indoor temperature
LCD.
Solution:
4) Remove batteries for five minutes, reinsert and leave
the unit alone overnight without pressing buttons.
5) If problems persist contact La Crosse Technology.
Problem: Hour is incorrect (minute and date are
correct).
1) Move unit to an area with warmer or cooler
surrounding temperature. Current surrounding
temperatures are outside
measuring range.
Solution:
Problem: No reception of WWVB signal.
Solution:
1) Be sure correct time zone and daylight saving time
are selected.
1) It may help reception to face the front of the
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Problem: "--.-" appears in outdoor temperature LCD
Solution:
1) Check batteries in remote
Note: For any questions not answered, contact La Crosse
Technology with the contact information found at the
end of this instructional manual.
2) If batteries are replaced in remote, the unit must be
re-started. Remove all batteries, and then follow start
up procedure.
SPECIFICATIONS
Temperature:
Measuring range:
Problem: "OFL" appears in the outdoor temperature
LCD
Solution:
1) Remote temperature is out of range.
2) Check batteries.
32˚F to 122˚F with 0.2˚F resolution (indoor)
(0˚C to 50˚C with 0.1˚C resolution)
21.8˚F to 140˚F with 0.2˚F resolution (outdoor)
(-29.9˚C to +59.9˚C with 0.1˚C resolution)
Checking intervals:
3) Interference from an outside source (cordless
telephone, etc.)
Every 10 seconds indoor, twice in 10 minutes
for remote temperature.
4) Contact La Crosse Technology.
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Power source:
Station:
Transmitter:
Battery life:
Dimensions (L x W x H):
Temperature alarm
This limited warranty begins on the original date of
purchase, is valid only on products purchased and used
in North America and only to the original purchaser of
this product. To receive warranty service, the purchaser
must contact La Crosse Technology, Ltd for problem
determination and service procedures. Warranty service
can only be performed by a La Crosse Technology, Ltd
authorized service center. The original dated bill of sale
must be presented upon request as proof of purchase to
La Crosse Technology, Ltd or La Crosse Technology,
Ltd's authorized service center.
2 x AA, 1.5V (Alkaline)
2 x AA, 1.5V (Alkaline)
Approximately 12 months
3.74” x 1.96” x 3.18”
(95 x 50 x 81 mm)
1.57 x 0.9 x 5.04 in
( 40 x 23 x 128 mm)
Remote temperature sensor
WARRANTY INFORMATION
La Crosse Technology, Ltd provides a 1-year limited
warranty on this product against manufacturing defects
in materials and workmanship.
La Crosse Technology, Ltd will repair or replace this
product, at our option and at no charge as stipulated
herein, with new or reconditioned parts or products if
found to be defective during the limited warranty period
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WARRANTY INFORMATION
La Crosse Technology, Ltd provides a 1-year limited warranty on this
product against manufacturing defects in materials and workmanship.
This limited warranty begins on the original date of purchase, is valid
only on products purchased and used in North America and only to
the original purchaser of this product. To receive warranty service,
the purchaser must contact La Crosse Technology, Ltd for problem
determination and service procedures. Warranty service can only be
performed by a La Crosse Technology, Ltd authorized service center.
The original dated bill of sale must be presented upon request as
proof of purchase to La Crosse Technology, Ltd or La Crosse
Technology, Ltd’s authorized service center.
La Crosse Technology, Ltd will repair or replace this product, at our
option and at no charge as stipulated herein, with new or
reconditioned parts or products if found to be defective during the
limited warranty period specified above. All replaced parts and
products become the property of La Crosse Technology, Ltd and
must be returned to La Crosse Technology, Ltd. Replacement parts
and products assume the remaining original warranty, or ninety (90)
days, whichever is longer. La Crosse Technology, Ltd will pay all
expenses for labor and materials for all repairs covered by this
warranty. If necessary repairs are not covered by this warranty, or if
a product is examined which is not in need or repair, you will be
charged for the repairs or examination. The owner must pay any
shipping charges incurred in getting your La Crosse Technology, Ltd
product to a La Crosse Technology, Ltd authorized service center.
La Crosse Technology, Ltd will pay ground return shipping charges to
the owner of the product to a USA address only.
Your La Crosse Technology, Ltd warranty covers all defects in
material and workmanship with the following specified exceptions: (1)
damage caused by accident, unreasonable use or neglect (including
the lack of reasonable and necessary maintenance); (2) damage
occurring during shipment (claims must be presented to the carrier);
(3) damage to, or deterioration of, any accessory or decorative
surface; (4) damage resulting from failure to follow instructions
contained in your owner’s manual; (5) damage resulting from the
performance of repairs or alterations by someone other than an
authorized La Crosse Technology, Ltd authorized service center; (6)
units used for other than home use (7) applications and uses that this
product was not intended or (8) the products inability to receive a
signal due to any source of interference.. This warranty covers only
actual defects within the product itself, and does not cover the cost of
installation or removal from a fixed installation, normal set-up or
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adjustments, claims based on misrepresentation by the seller or
performance variations resulting from installation-related
circumstances.
LA CROSSE TECHNOLOGY, LTD WILL NOT ASSUME LIABILITY
FOR INCIDENTAL, CONSEQUENTIAL, PUNITIVE, OR OTHER
SIMILAR DAMAGES ASSOCIATED WITH THE OPERATION OR
MALFUNCTION OF THIS PRODUCT. THIS PRODUCT IS NOT TO
BE USED FOR MEDICAL PURPOSES OR FOR PUBLIC
INFORMATION. THIS PRODUCT IS NOT A TOY. KEEP OUT OF
CHILDREN’S REACH.
This warranty gives you specific legal rights. You may also have
other rights specific to your State. Some States do no allow the
exclusion of consequential or incidental damages therefore the above
exclusion of limitation may not apply to you.
For warranty work, technical support, or information contact:
La Crosse Technology, Ltd
2809 Losey Blvd S.
La Crosse, WI 54601
Phone: 608.782.1610
Fax: 608.796.1020
e-mail:
(warranty work)
(information on other products)
web:
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FCC DISCLAIMER
This device complies with part 15 of the FCC rules. Operation is
subject to the following two conditions:
(1) This device may not cause harmful interference.
(2) This device must accept any interference received,
including interference that may cause undesired
operation.
La Crosse Technology
Made in China
All rights reserved. This handbook must not be reproduced in any
form, even in excerpts, or duplicated or processed using electronic,
mechanical or chemical procedures without written permission of the
publisher.
This handbook may contain mistakes and printing errors. The
information in this handbook is regularly checked and corrections
made in the next issue. We accept no liability for technical mistakes
or printing errors, or their consequences.
All trademarks and patents are acknowledged.
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