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WS-7394U 

Wireless 433 MHz 

Wireless Weather Station 

 

Instruction Manual 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for WS-7394U

Page 1: ...WS 7394U Wireless 433 MHz Wireless Weather Station Instruction Manual ...

Page 2: ... Mode Setting 10 Setting the Time Date Manually 10 11 Temperature Measuring Units ºF ºC 12 Air Pressure Measuring Units inHg hPa 12 Relative Pressure Setting 12 Forecast Sensitivity Setting 13 Features and Operation Minimum Maximum Temperature Humidity 14 Multiple Remote Temperature Humidity Sensors 15 16 Comfort Icon 16 Weather Forecast and Pressure Trend Indicators 16 Weather Icons 16 17 Weather...

Page 3: ...eived up to 2 000 miles away through the internal antenna in the indoor weather station However due to the nature of the Earth s Ionosphere reception is very limited during daylight hours The indoor weather station will search for a signal every night when reception is best The WWVB radio station derives its signal from the NIST Atomic clock in Boulder Colorado A team of atomic physicists continua...

Page 4: ... your remote temperature sensor outdoors and set your time The remote temperature sensor should be placed in a dry shaded area The remote temperature sensor has a range of 80 feet Any walls that the signal will have to pass through will reduce distance An outdoor wall or window will have 20 to 30 feet of resistance and an interior wall will have 10 to 20 feet of resistance Your distance plus resis...

Page 5: ...ket The bracket snaps on and off easily 2 Remove the battery cover by sliding the cover down 3 Observing the correct polarity install 2 AA batteries The batteries will fit tightly to avoid start up problems make sure they do not spring free 4 4 Replace the battery cover by sliding upwards Be sure battery cover is on securely B Indoor Weather Station 1 Remove the battery cover the cover has white w...

Page 6: ...on indicator looks like a tower icon will flash The indoor weather station requires five full minutes of good reception to successfully capture the signal and set to the correct hour minute second month day and year If the signal reception is not successful within ten minutes the signal search will be cancelled and will automatically resume every two hours until the signal is successfully captured...

Page 7: ...e normal operating mode and your actual data shown will be different based on your local settings and conditions Radio controlled time WWVB Reception Indicator Date Display Comfort Icon Indoor Temperature Humidity Display Air Pressure Trend Indicator Forecast Icon Barometric Air Pressure 12 hour Air Pressure History Outdoor Temperature Display Remote Sensor Number Up to 3 Total ...

Page 8: ... exited at any time by either pressing the CH button or waiting for the 15 second time out to take effect A Overview of programming mode sequence 1 LCD Contrast 2 Time Zone 3 DST ON OFF 4 Radio controlled Time ON OFF 5 12 24 hour time mode 6 Hour 7 Minute 8 Year 9 Month 10 Date 11 F C 12 inHg hPa 13 Relative pressure setting 14 Forecast sensitivity B LCD Contrast Setting 1 Press and hold the SET b...

Page 9: ...e SET button twice more to advance to the DST ON OFF setting 4 DST will appear above the indoor temperature humidity display and ON or OFF will flash above that 5 Press and release the OUT button to select DST ON OFF Note Some locations Arizona and parts of Indiana do not follow Daylight Saving Time 6 Press and release the SET button to confirm the DST ON OFF setting and continue to the Radio cont...

Page 10: ... 6 Press and release the SET button to confirm the 12 24 hour time mode setting and continue to the Hour setting G Setting The Hour Manually The WWVB signal will override any manual set time and date information The time will be based on the time zone selected 1 Press and hold the SET button for five seconds 2 lcd will appear at the top of the display and a number will flash next to it 3 Press and...

Page 11: ...y 1 Press and hold the SET button for five seconds 2 lcd will appear at the top of the display and a number will flash next to it 3 Press and release the SET button eight more times to advance to the Manual Month setting 4 The Month will begin to flash below the time display 5 Press and release the OUT button to select the desired month 6 Press and release the SET button to confirm the month and c...

Page 12: ...ss and release the SET button eleven more times to advance to the Air Pressure Measuring Units setting 4 inHg or hPa will flash at the top of the display 5 Press and release the OUT button to select the desired air pressure measuring unit 6 Press and release the SET button to confirm the air pressure measuring unit and continue to the Relative Pressure setting N Relative Pressure Setting 1 Press a...

Page 13: ...e the OUT button to select the desired forecast sensitivity setting Note Barometric air pressure is usually reported as relative air pressure This reading is based on the combination of absolute air pressure and altitude In general an increase in altitude will result in a decrease in air pressure Relative air pressure will make readings in nearby locations relative to each other to allow for prope...

Page 14: ...m temperature and humidity first display the values you wish to reset minimum or maximum Next press and hold the SET key for at least three seconds You will see then that the values will reset to the current temperature and humidity and corresponding time 2 Outdoor Minimum and Maximum Temperature The indoor weather station automatically stores the minimum and maximum outdoor temperature The minimu...

Page 15: ...ectly and if the total time for set up exceeds 6 minutes 1 Set Up of Multiple Units a It is necessary to remove the batteries from all units currently in operation b Remove the battery covers to all remote sensors c Place all remote sensors in a numeric sequential order d In sequential order install batteries following the same battery installation procedures seen in Detailed Set Up Guide section ...

Page 16: ... 24 hours after the unit has been set up reset or moved from one altitude to another i e from one floor of a building to another floor In areas where the weather is not affected by the change of air pressure this feature will be less accurate 1 Weather Icons a There are 3 possible weather icons that will be displayed at various times in the center of the indoor weather station i Sunny indicates th...

Page 17: ...The clouds with rain icon will be displayed and the tendency arrow that points down will be flashing indicating the storm warning feature has been activated The flashing will stop when the air pressure stabilizes or begins to rise F Barometric Air Pressure Reading 1 The actual barometric air pressure is displayed directly under the weather forecast icon 2 The relative air pressure is calibrated by...

Page 18: ...than the left then the air pressure has a rising trend and the weather should improve b If the bars are dropping lower on the right than the left then the air pressure has a falling trend and the weather should worsen 8 Multiply the two values to find past air pressure note the or sign of values on the verticle axis i e 0 03 hPa x 3 0 09 hPa now add this value to the air pressure in LCD 4 to evalu...

Page 19: ...te temperature will display A Mounting the Remote Temperature Sensor The remote temperature sensor can be mounted in two ways with the use of screws using the adhesive tape 1 MOUNTING WITH SCREWS a Remove the mounting bracket from the remote temperature sensor b Place the mounting bracket over the desired location c Through the three screw holes of the bracket mark the mounting surface with a penc...

Page 20: ...ncluded into the desired wall leaving approximately 3 16 of an inch 5mm extended from the wall c Place the indoor weather station onto the screw using the hanging hole on the backside d Gently pull the indoor weather station down to lock the screw into place Maintenance and Care Instructions A Extreme temperatures vibration and shock should be avoided to prevent damage to the units B Clean display...

Page 21: ...te sensors are in use check location with corresponding boxed numbers 3 Move away from sources of heat cold 4 Adjust relative air pressure to a value from a reliable source TV radio etc 5 The indoor weather station and remote sensors are calibrated at the factory If there is a consistent problem please call La Crosse Technology Problem in humidity display Solution 1 Humidity is below 1 or above 99...

Page 22: ... Relative hPa adjustable 960 hPa to 1040 hPa Relative inHg adjustable 28 35 inHg to 30 72 inHg Sensitivity setting hPa 2 hPa to 4 hPa Air pressure history For the past 12 hours 0 3 6 9 and 12 hours Data checking intervals Indoor temperature Every 15 second Indoor humidity Every 20 seconds Outdoor temperature Every 5 minutes Sensor reading update within sensor Outdoor temperature Every 1 minute Tra...

Page 23: ... 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 d...

Page 24: ...ndesired operation FCC ID OMO 01RX Receiver OMO 01TX sensor Freq 433 92 MHz La Crosse Technology Made in China WS 7394U 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 i...

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