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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, and 
(2) this device must accept any interference received, including interference that 
may cause undesired operation. 
 

Freq. 433.92 MHz 

La Crosse Technology 

Made in China 

WS-8118U 

 

FCC ID: OMO-01RX (Receiver) 

OMO-01TX (Transmitter) 

082905 
 

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.

 

Summary of Contents for WS-8118U

Page 1: ...Descriptions 5 Moon Phase Symbols 6 Manual Settings 6 11 TIME ZONE 7 DST DAYLIGHT SAVING TIME ON OFF 7 LANGUAGE DISPLAY 8 MANUAL TIME 8 9 YEAR MONTH DATE AND WEEKDAY 9 12 24 HOUR TIME DISPLAY 9 F OR...

Page 2: ...cks calculating the Coordinated Universal Time UTC the official world time RADIO CONTROLLED TIME A radio controlled time device is often confused with an atomic clock However a radio controlled time d...

Page 3: ...nute second Alarm setting with snooze function C or F temperature display selectable Indoor temperature display Outdoor temperature display via 433MHz transmission Calendar display Weekday display 4 l...

Page 4: ...D CLOCK The radio controlled clock uses 2 x AA 1 5V batteries To install and replace the batteries please follow the steps below 1 Remove the battery cover 2 Insert batteries observing the correct pol...

Page 5: ...n button to change the default setting 5EST to the desired time zone 6 CST Central Time Zone 7 MST Mountain Time Zone 8 PST Pacific Time Zone See Time Zone Setting if you live outside the USA 6 After...

Page 6: ...tivate the snooze function during alarm To display the alarm time in normal mode display To exit the setting modes LCD SCREEN DESCRIPTIONS The radio controlled clock s LCD is divided into 2 sections W...

Page 7: ...Waning Last Quarter Large Waning Small Waning Gibbous Gibbous Crescent Crescent Note The moon phase visible in the sky is noted by a darkening of the LCD screen Therfore a full moon is a complete dar...

Page 8: ...ers abbreviations 4 ATL Atlantic time 5 EST Eastern time default time zone 6 CST Central time 7 MST Mountain time 8 PST Pacific time 9 ALA Alaska time 10 HAW Hawaii time GMT will be displayed if set t...

Page 9: ...d by pressing the SET key 3 Now the minute digits will start flashing 4 Set the desired minutes by pressing and releasing the key If the key is held the units will increase by 5 5 Press and release th...

Page 10: ...and release the SET key to move to the mode Date Setting DATE SETTING 1 The digits for the date will start flashing on LCD2 Default setting 1 Set the desired date by use of the key Note The date can o...

Page 11: ...y indoor temperature outdoor temperature is the default To change the display 1 Press the key The display should now show the month date weekday seconds outdoor temperature 2 Press the key a second ti...

Page 12: ...s in mind when positioning the transmitter Also the batteries may be reduced in power during periods of extreme cold temperatures 433MHz RECEPTION CHECK FOR OUTDOOR TEMPERATURE TRANSMITTER The radio c...

Page 13: ...information POSITIONING Before permanently mounting ensure that the radio controlled clock is able to receive WWVB signals from the desired location Also extreme and sudden changes in temperature will...

Page 14: ...direct sunlight can reach the outdoor temperature transmitter It is recommended to mount the outdoor temperature transmitter on a North facing wall or in any well shaded area The maximum transmitting...

Page 15: ...e Position the outdoor temperature transmitter in the desired location ensuring that the radio controlled clock can receive the signal TROUBLESHOOTING Problem The LCD is faint Solution 1 Replace the b...

Page 16: ...wn or increases Current temperature is outside of the measuring range of the transmitter or has temporary affected battery strength The outdoor temperature will be displayed again once the current sur...

Page 17: ...ure checking interval Indoor every 10 seconds Outdoor every 5 minutes Transmission distance maximum 330 feet in open field depending upon surrounding structures mounting location and possible interfer...

Page 18: ...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...

Page 19: ...lated 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...

Page 20: ...8U FCC ID OMO 01RX Receiver OMO 01TX Transmitter 082905 All rights reserved This handbook must not be reproduced in any form even in excerpts or duplicated or processed using electronic mechanical or...

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