La Crosse Technology OMO-M-14 User manual

Brand: La Crosse Technology

Model: OMO-M-14

Category: Weather stations

Type: User manual

This manual is also suitable for

WS2813UIT



WS‐2813U‐IT

WirelessProfessional

WeatherCenter

OperationsManual



Revision:5

Page|2

TABLEOFCONTENTS

TABLEOFCONTENTS…………………………………………………………………….……………...2

INTRODUCTION……………………………………………………………………………….………….5

INVENTORYOFCONTENTS…………………………………………………………………………..…6

FEATURES……………………………………………………………………………….………………....7

 Wirelessdisplay……………………………………………………………….………………...7

 Thermo‐hygrosensor………………………………………………………….…………….…7

 Windsensor……………………………………………………………………………………...8

 RainSensor………………………………………………………………………….………...…8

SETUP………………………………………………………………………………………………………8

MOUNTINGANDPLACEMENTOFTHESENSORSANDWIRELESSDISPLAY…………………..…9

 Windsensor…………………………………………………………………………………….10

 Rainsensor………………………………………………………………………………..……10

 Thermo‐hygrosensor………………………………………………………………...……….11

 DisplayandHeavyWeatherProPCsoftware…………………………………..………11

FUNCTIONKEYS…………………………………………………………………………………….…..11

 SET

key…………………………………………………………………………..………………11

 ▲UPARROWkey……………………………………………………………………………...12

▼DOWNARROWkey………………………………………………………………...………12

ALARMKey…………………………………………………………….……………………….12

MIN/MAXkey………………………………………………………………..…………………12

 Mode1display…………………………………………………………………………….….12

 Mode2display………………………………………………………………………….…….13

 Dateorsecondsdisplaymode…………………………………………………………….13

LCDSCREEN……………………………………………………………………………………...……..13

MANUALSETTINGS………………………………………………………………………………….….14

 LCDcontrast………………………………………………………………………………..…14

 ManualTime………………………………………………………………………………..….14

 12/24‐hourtime……………………………………………………………………..…………15

 Date………………………………………………………………………………….………….15

 °F/°Ctemperatureunit……………………………………………………………..………..15

 Windspeedunit……………………………………………………………………….………16

 Rainfallunit…………………………………………………………………………….……….16

 Relative

airpressureunit……………………………………………………………….……16

 Relativepressurereferencevalue………………………………………………….……..16

 Weathertendencysensitivity…………………………………………………………..…..17

 Stormwarningthresholdvalue……………………………………………………………..17

 StormAlarmon(AON)oroff(AOFF)……………………………………………………...17

 Winddirectiondisplaytype………………………………………………………….……..18

 Factoryresetprocess……………………………………………………………………..….18

 Exitmanualsetmode………………………………………………………………..………19

WEATHERALARMOPERATIONS……………………………………………………………………..20

Page|3

 ThefollowingWeatherAlarmscanbeadjustedinALARMsetmode…………..…20

 DefaultWeatherAlarmvalues………………………………………………………..……20

 PressureAlarms………………………………………………………………………….…….21

 IndoorTemperatureAlarms……………………………………………………………..….21

 IndoorHumidityAlarms……………………………………………………………….……..22

 OutdoorTemperatureAlarms……………………………………………………….……..22

 OutdoorHumidityAlarms……………………………………………………………….…..23

 WindGustAlarm……………………………………………………………………….……..23

 WindDirectionAlarm…………………………………………………………………….…24

 24‐hourRainfallAlarm…………………………………………………………………….….24

HYSTERESIS……………………………………………………………………………………….………25

WEATHERFORECASTANDWEATHERTENDENCY

INDICATORS……………………….………..25

 WeatherForecastIcons……………………………………………………………………..25

 WeatherTendencyIndicator………………………………………………………………26

AIRPRESSUREHISTORYGRAPH………………………………………………………………………27

WINDDIRECTIONANDWINDSPEEDMEASUREMENT…………………………………………….28

RAINFALLMEASUREMENT……………………………………………………………………………..28

VIEWTHEMIN/MAXWEATHERDATA…………………………………………………………...…..29

 ResettheMIN/MAXweatherdata…………………………………………………..……29

 ResetTotalRainfall………………………………………………………………………..…..29

CAREANDMAINTENANCE……………………………………………………………………...…...30

SPECIFICATIONS………………………………………………………………………………………..30

 Indoortemperature…………………………………………………………………………..30

 Indoorhumidity………………………………………………………………………………..30

Outdoortemperature/dewpoint…………………………………………………………31

Outdoorhumidity…………………………………………………………………..…………31

Windspeed/gust…………………………………………………………………………..….31



Windchill………………………………………………………………………………………..31

Rainfall…………………………………………………………………………………………..32

OutdoorDataReception…………………………………………………………………...32

AirPressure………………………………………………………………………………….….32

Transmissionrange……………………………………………………………………………32

Powerconsumption…………………………………………………………………...……..33

 WeatherCenter………………………………………………………………..…….33

 Thermohygrotransmitter……………………………………………………..……..33

 Rainsensor……………………………………………………………………….……33

 Windsensor……………………………………………………………………………33

 Batterylife……………………………………………………………………..………33

LIABILITYDISCLAIMER…………………………………………………………………………...……..34

FCCSTATEMENT…………………………………………………………………………………..……34

WARRANTY………………………………………………………………………………………….…..36



INTRODUCTION



Page|4

ongratulationsonpurchasingthisstate‐of‐the‐artweatherstation.Featuringtime,date,

weatherforecast,windgustandwindspeed,indoor/outdoortemperatureandhumidity,air

pressureandrainfall,thisweatherstationwillprovidevariousweatherinformationand

weatherforecasts.



HeavyWeatherProsoftwareallowsyoutouseaPCtomonitorandrecordweatherdata

receivedfromtheLaCrosseTechnology®wirelessweatherstationviaaproprietaryUSBdevice

thatwasprovidedwiththe2800seriesweatherstation.



Monitorandrecordavarietyofdatacollectedbytheweatherstationincludingbothindoorand

externalvaluessampledbythevariousweatherstationsensors.



Reviewweatherhistorydata,andanalyzetrendsandtendenciesovertimeusingthesoftware's

chartsandgraphingfeatures,orexportthedatatoatextfile.



ReadtheReleaseNotestoverifythecorrectandmostcurrentsoftwareversionanddownload

thefreeHeavyWeatherProPCsoftwareat:

http://www.lacrossetechnology.com/support/software.php



Page|5

INVENTORYOFCONTENTS

Carefullyopenthepackageandcheckthatthefollowingcontentsarecomplete:

WindSensor

TX63U‐IT

RainSensor

TX58UN‐IT

Thermo‐Hygro

Sensor

TX59UN‐1‐IT

WirelessDisplay

WS‐2813U‐IT

USBTransceiver

USBTRX‐10



 Mastholder

 Rightangle

adaptor

 1xU‐bolts

 2Washers+2

Nuts

 PlasticResetRod

 Containssolar

rechargeable

alkalinepower

cells.(not

replaceable)



 Basesensor,

funneltop

coverand

batterycover

(pre‐

assembled)

 Requires2‐

AAalkaline

batteries(not

included)



 Airflowcover

 Wallmount

adapter

 Mounting

screws

 Plasticanchors

forscrews

 Requires2‐“C”

alkaline

batteries(not

included)



 Foldoutstands

 Requires3“C”

alkalinebatteries

(notincluded).



 USBwireless

interfacefor

PC



WindSensoralso

ProtectedunderU.S.

Patent:6,761,065

Allitems,includingWindSensor,areProtectedunderU.S.Patents:

5,978,738;6,076,044;&6,597,990

INSTANTTRANSMISSIONisthestate‐of‐the‐artnewwirelesstransmissiontechnology,

exclusivelydesignedanddevelopedbyLaCrosse

Technology®.INSTANTTRANSMISSI ONoffersyouan

immediateupdateofalltheoutdoordatameasuredfrom

thetransmitters:followtheclimaticvariationsinreal‐time!

Page|6

FEATURES:

WIRELESSDISPLAY



 Timedisplayin12/24hourtimeformat

 Automatictimeanddate(PCtime)updatefromUSBtransceiverif

connected;otherwise,usermustmanuallyset

 Calendardisplay(date,month,year)

 Weatherforecastwith3weathericons(sunny,cloudy,andrainy)

withweathertendencyindicator

 Temperaturedisplayin°F/°C:from‐39.8°Fto139.8°F

 HumiditydisplayinRH%:from1%to99%

 Dewpointdisplayin°F/°C:from‐39.8°Fto139.8°F

 Windchilldisplayin°F/°C:downto‐39.8°F

o Windchillvalueiscalculatedfromoutdoortemperatureandwindvelocityvalues.

 MIN/MAX

valuesofindoor/outdoortemperature,indoor/outdoorhumidity,dewpoint

displaywithtimeanddateofrecording

 RelativeairpressurereadingininHg/hPa:presetrange27.10to31.90inHg

 24h/72hselectablepressurehistorygraph

 Windspeeddisplayedinmph,km/h,m/s,knots,andBeaufortscale:0to111.8mph

 Windspeed&directionwithLCDcompassdisplay(16steps/22.5degree)

 MAXrecordsforwindgustwithtime&dateofrecording

 Rainfalldisplayininch/mm:from0”to393.6”

 Rainfalldatafortotalrain,lasthour,last24h,lastweek,lastmonth

 Weatheralarmmodes:temperature,humidity,windgust,winddirection,airpressure,24h

rainandstormwarning

 Buzzeron/offselect

 LCDcontrastsetting

 Storageof1750setsofweatherrecordswithuserselectablerecordingintervalfrom1

minuteto24hours



THERMO‐HYGRO SENSOR



 Transmissionoftemperatureandhumiditydata.

 Requires2‐“C”alkalinebatteries(notincluded)

 Transmissionrange:200feet(Openfield,freeofobstructions)



WINDSENSOR

Page|7

 100%solar‐poweredwithbuilt‐inrechargeablealkalinepowercell(not

replaceable).

 High‐efficientsolarpanelsmaintainoperationthroughoutallseasons

 Transmissionrange:200feet(Openfield,freeof

obstructions)

RAINSENSOR



 Self‐emptyingbucket

 Requires2‐AAalkalinebatteries(notincluded)

 Transmissionrange:200feet(Openfield,freeof

obstructions)



SETUP:

IMPORTANT:Makesuretoobservethecorrectpolaritywheninsertingbatteries.The"+"

markingsonthebatteriesmustlineupwiththediagramsinsidethebatterycompartments.

Insertingthebatteriesincorrectlymayresultinpermanentdamagetotheunits.Duringthe

setupprocess,placethewirelessdisplayandtheoutdoorsensorsonasurfacewith5‐10feet

betweenthesensorsandthedisplay.OnlyuseAlkalineBatteries,rechargeablebatteriesmay

notwork.

1. Itisimportanttoallowsufficientlighttoreachthesolarpanelwhile

activatingthewindsensor.Makesurethelightsareoninthesetup

roomandthesolarpanelisfacinga60Wlightbulborbrighter.Ensure

thepanelisnotcovered,andremovetheblackprotectivefoilonthe

solarpanel.Removethetapecoveringtheresethole.Usethe

providedplasticresetrodtogentlypresstheresetbuttononceinthe

holeonthebottomofthesensor.

2. Inserttwo"AA"sizebatteriesintotherainsensorwiththecorrect

polarity.

3. Inserttwo"C"sizebatteriesintothethermo‐hygrosensorwiththecorrectpolarity.

Waittwominutesforthesensorstotalktoeachother.

4. Insertthree"C"

sizebatteriesintothewirelessdisplaywiththecorrectpolarity.Donot

pressanybuttonfor10minutes.

NOTE:Everytimethewirelessdisplayreceivesdatafromthesensors,thewirelessicons

willblinkonceandthenreturntosolidifthelasttransmissionwassuccessful.Awind

speedorrainfallamountthatreads"0"doesnotmeanreceptionfailure,itmeansthat

therewasnowindorrainatthetimeofthelastmeasurement.Thethermo‐hygro

sensorsyncswiththewindandrainsensorsandsendsalloutdoorsensordatatothe

display.Thethermo‐hygrosensortriesfor4minutestosynctothewindsensorand

then4minutesfortherainsensor.Ifnotsuccessfulwithin4minutes,thethermo‐hygro

sensorwillstoplookingforthe

othersensors.

Page|8

5. Setuptroubleshooting:Ifthesensordatafailstodisplayforanyoftheoutdoorsensors

within10minutes,(“‐‐‐“isdisplayed),removethebatteriesfromallunitsfor1minute

andstarttheSetupprocedureagainatStep1.



MOUNTINGTHESENSORSANDPLACEMENTOFTHEWIRELESS DISPLAY:

IMPORTANT:Ensurethatallofthesensordatacanbereceivedattheintendedmounting

locationsbeforeyoudrillmountingholes.Thewindandrainsensorshaveawirelessrangeof

200‐feet&thethermo‐hygrosensorhasawirelessrangeof200‐feet.Keepinmindthatthe

rangesequatetoanopenairscenariowithnoobstructions.Eachobstruction(roof,walls, 

floors,ceilings,etc.)willreducetherange.



Thethermo‐hygrosensormeasuresoutdoortemperature&humidityandcollectsthedata

fromthewindandtherainsensors.Itsendsalloutdoorweatherdatatothewirelessdisplay,

sothethermo‐hygrosensormustbewithinthe200‐footwirelessrangeofthewirelessdisplay.

Thisallowsthewindandrainsensorstobeplacedrelativetothethermo‐hygrosensorrather

thanthewirelessdisplay.SeeWirelessDataDiagramabove.

 Thewindandrainsensorsmustbemountedwithinthe200‐footwirelessrangeofthe

thermo‐hygrosensorandonthesamesideofthehouse.

 Thewirelessdisplaymustbewithinthe80‐footwirelessrangeoftheUSBtransceiverto

sendweatherdatatothePC.

 Inaddition,915MHzsensorstransmitbetterataminimummountedheightof6feet.

Ifthesensorwirelessicons dropfromthedisplayasyoumovethemintotheirintended

locations,thesensorsmaybetoofarfromthewirelessdisplay.Trymovingthewirelessdisplay

Page|9

orthesensorscloserandwaitafewminutestoseeifthewirelessicons displayagain.Ifthe

wirelessicons arestillnotdisplayedafterre‐positioningthesensorsorthewirelessdisplay,

pressandholdthe▲UPARROWkeyfor2secondstore‐synchronizethewirelessdisplaywith

thesensors.

WINDSENSOR

Thewindsensormustbeinstalledwiththefrontofthesensor(thesolarpanel)facingtrue

South,orthereportedwinddirectionwillnotbeaccurate.Mountwithinthe200‐footwireless

rangeofthethermo‐hygrosensorandonthesamesideofthehouse.Theroofmayormaynot

beanidealmountinglocation.Securethemainunittotheshaftofthemastholder.Usethe

right‐angleadaptorifthewindsensorwillbemountedonahorizontalmastorsurface.

FastenthewindsensortoasuitablemastusingthetwoU‐bolts,washersandnutsincluded.

Note:Mountthewindsensorontoamast,ataminimumheightof6feet,sothewindcan

reachthesensorunobstructedfromalldirectionsforanaccuratereading.Theidealmastis

between0.62"and1.3”indiameter.ThewindsensorDOESNOThavereplaceablebatteries;it

consumessolarpowerandchargestheinternalbatterypackautomatically.

Note:Donotopenthewindsensor.Thiswillvoidthewarranty.

RAINSENSOR

Therainsensorshouldbemountedonalevelsurfaceinanopenareawithinthe200‐foot

wirelessrangeofthethermo‐hygrosensorandonthesamesideofthehouse.Mounttherain

sensoratleast6feetoffthegroundandlevelforoptimumwirelesstransmission.Therain

sensorshouldbeaccessibletoallowforperiodiccleaningofdebrisorinsects.

THERMO‐HYGRO SENSOR

Thethermo‐hygrosensoris"weatherresistant",butnot"waterproof".Toensureanextended

lifeforthesensor,mountitinasemi‐coveredplaceoutoftheelementsataminimumheightof

6feet.Anideallocationforthethermo‐hygrosensorisundertheeavesontheNorthsideof

thehousetoavoidtheeffectsofsunlight.Mountthesensor18"downfromtheeavesto

ensureoptimumperformance.Thiswillassurethetemperatureoftheaircomingoutofthe

atticwillnotaffectdatacollectedbythesensor.

Towallmountthethermo‐hygrosensor,fixthewall

holderontothedesiredwallusingthe

includedscrews,plugthesensorfirmlyintothewallholderandreplacetheraincoverifitisnot

alreadyinplace.NOTE:Aftermountingtheunits,iftheweatherdataisnotreceived,pressand

holdthe▲UPARROWkeyfor2secondstosynchronizethewirelessdisplaytothesensors.

DISPLAYANDHEAVYWEATHERPCSOFTWARE

Page|10

Positionthedisplaystationtoreceivedatafromthethermo‐hygrosensorandsenddatatothe

USBTRX‐10,whichplugsintothecomputeranddownloadsinformationtotheHeavyWeather

ProPCsoftware.

ReadtheReleaseNotestoverifythecorrectsoftwareversionanddownloadthefreeHeavy

WeatherProPCsoftwareat:http://www.lacrossetechnology.com/support/software.php

TheSoftwareUser’sGuideisfoundinthe?|Helpmenuiteminthesoftwareafterinstallation.

FUNCTIONKEYS:

SETKEY



 Pressandholdfor3secondstoentertheSETmode,wherethefollowingcanbe

changed:LCDcontrast,Manualtimesetting,12/24hourtimedisplay,Datesetting,°F/°C

temperatureunit,Windspeedunit,Rainfallunit,Pressureunit,Relativepressure

referencesetting,Weathertendencythresholdsetting,Stormwarningthreshold

setting,StormAlarmOn/Offsetting,Winddirectiondisplaytype,andFactoryreset

 PresstotogglebetweenthedisplayofMode1orMode2:

o Mode1:"Windspeed+outdoortemp+24hr.pressurehistorygraph"

o Mode2:"Gust+DewPointtemp+72hr.pressurehistorygraph"



 Intheweatheralarmsettingmode,presstoswitchtheweatheralarmOn/Off

 Intheweatheralarmsettingmode,pressandholdtoadjusttheweatheralarmvalue

 Stoptheweatheralarmwhenringing



▲UP ARROWKEY

 Presstotogglebetweenthedisplayofsecondsordateinthetimedisplay

 PresstoincreasethelevelofdifferentsettingsinSETmode

 Pressandholdtore‐learnthethermo‐hygrosensorsynchronization

 PresstoresettheMIN/MAXrecordwheninMIN/MAXdisplaymode



 Stoptheweatheralarmwhenringing



▼DOWNARROWKEY

 Presstoswitchtherainfalldisplaymode:Total,1h,24h,week,month

 PresstodecreasethelevelofdifferentsettingsinSETmode

 SynchronizethedisplaywiththePC(seeHeavyWeatherProSoftwareUser’sGuide)

 Stoptheweatheralarmwhenringing

ALARMKEY

 Presstoenterthetimealarmandweatheralarmsettingmode

 Confirmparticularalarmsetting

 Presstoexitthemanualsettingmode

 Stopthealarmwhenthetimealarmorweatheralarmrings

 Presstoexitmax/minrecorddisplaymode

Page|11

 Stoptheweatheralarmwhenringing

MIN/MAXKEY

 Presstodisplayminimumandmaximumrecordsofvariousweatherdata

 Stoptheweatheralarmwhenringing



MODE1DISPLAY:

 PresstheSETkeytotogglebetweenMode1andMode2display:

 Pressurehistorygraphdisplays24hourhistory

 Outdoortemperaturedisplayedintheoutdoorsection

 Windspeeddisplayedinthewindsection

MODE2DISPLAY:

 PresstheSETkeytotogglebetweenMode1andMode2display:

 Pressurehistorygraphdisplays72hourhistory

 Dewpointdisplayedintheoutdoorsection

 Windgustdisplayedinthewindsection

DATEORSECONDSDISPLAYMODE

 Pressthe▲UPARROWkeytotogglebetweendisplayofthedateorseconds

LCDSCREEN

WhenthesignalfromanoutdoortransmitterissuccessfullyreceivedbytheWeatherStation,

thecorresponding iconwillbeswitchedon.(Ifnotsuccessful,the iconwillnotbeshown

ontheLCD).Theusercanseewhetherthelastreceptionwassuccessful( iconison)ornot( 

iconisoff).Blinkingofthe

iconshowsthatareceptionisinprocess.



PressureHistoryGraph

IndoorHumidityand

Temperature

BarometricPressure

OutdoorHumidityand

Temperature

ForecastIconandWeather

TendencyArrows

RainfallAmount

WindSpeedandDirection

Page|12



MANUALSETTINGS:

PressandholdtheSETkeyfor3secondstoentertheSETmode.Thedisplaywillautomatically

returntoMode1displayin30secondsifakeyisnotpressed.

WhileinSETmode,eachpressoftheSETkeywilladvancetothenextSETmodeitem:

1. LCDcontrastsetting

2. Manualtimesetting

3. 12/24hourtimedisplay

4. Datesetting

5. °F/°Ctemperatureunitsetting

6. Windspeedunit

7. Rainfallunitsetting

8. Airpressureunitsetting

9. Relativepressurereferencevaluesetting

10. Weathertendencythresholdvalue

11. Stormwarningthresholdvalue

12. AlarmOn/Offsetting

13. Winddirectiondisplaytype

14. FactoryReset



LCDCONTRASTSETTING

TheLCDcontrastcanbesetwithin8levels,from"Lcd1"to"Lcd8"(defaultsettingis"Lcd5"):

1. PressandholdtheSETkeyfor3seconds;thecontrastleveldigit

willstartflashing.

2. Pressthe▲UPARROWkeyor▼DOWNARROWkeytoadjust

the

levelofcontrast.

3. PresstheSETkeytoconfirmandtoentertheMANUALTIME

SETTING.



MANUALTIME SETTING:

Thetimewillbeupdatedautomaticallywiththetimefromthecomputerwhenthedisplayis

synchronizedwiththeUSBtransceiverandconnectedtotheHeavyWeatherProsoftware.The

timecanbesetmanuallybyfollowingthestepsbelow. 



1. Thehourdigitwillflash.

2. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthehour.

3. PresstheSETkeytoswitchtotheminutes.Theminutedigitwillflash.



TimeandDateFunctionButtons

Page|13

4. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthe

minute.

5. PresstheSETkeytoconfirmandtoenterthe12/24‐HOURTIME

DISPLAYSETTING.



12/24HOURTIMEDISPLAYSETTING:

Thetimecanbesetas12‐houror24‐hourformat.Tochangethetimedisplay:

1. The"12h"or"24h"digitswillflash.

2. Pressthe▲UPARROWkeyor▼DOWNARROWkeytotogglethevalue.

3. PresstheSETkeytoconfirmandtoentertheDATESETTING.

DATESETTING:

Thedefaultdateis1.1.oftheyear2009.Thedatewillbeupdated

automaticallywiththedatefromthecomputerwhenthedisplayis

synchronizedwiththeUSBtransceiverandconnectedtotheHeavy

WeatherProsoftware.Thedatecanalsobesetmanuallybyfollowing

thestepsbelow.



1. Theyeardigitwillflash.

2. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthe

year.Therangerunsfrom"00"(2000)to"99"(2099).

3. PresstheSETkeytoconfirmtheyearandenterthemonthsetting.Themonthdigitwill

flash.

4. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthemonth.

5. PresstheSETkeytoconfirmthemonthandenterthedatesettingmode.Thedatedigit

willflash.

6. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthedate.

7. Press

theSETkeytoconfirmandtoenterthe°F/°CTEMPERATUREUNITSETTING.

°F/°CTEMPERATURE UNITSETTING

Thetemperaturecanbedisplayedin°For°C.(default°F)

1. Thetemperatureunitwillflash.

2. Pressthe▲UPARROWkeyor▼DOWNARROWkeytotoggle

between“°F”or“°C”.

3. PresstheSETkeytoconfirmandtoentertheWINDSPEEDUNIT

SETTING.

WINDSPEEDUNITSETTING

Thewindspeedunitcanbesetasmph(milesperhour),km/h

(kilometersperhour),bft(Beaufort),knots,orm/s(meterspersecond).

Thedefaultunitismph.

Page|14

1. Pressthe▲UPARROWkeyor▼DOWNARROWkeytotogglebetweentheunit“mph”,

“km/h”,"bft","knots"or“m/s”

2. PresstheSETkeytoconfirmandtoentertheRAINFALLUNITSETTING.

RAINFALLUNITSETTING

Therainfallunitcanbesetasinchormm.Thedefaultunitisinch.



1. Pressthe▲UPARROWkeyor▼DOWNARROWkeytotoggle

betweentheunit“inch”or“mm”

2. PresstheSETkeytoconfirmandtoentertheRELATIVEAIR

PRESSUREUNITSETTING



RELATIVEAIR PRESSUREUNITSETTING

TherelativeairpressurecanbesetasinHg(inchesofmercury)orhPa

(hectopascal).ThedefaultunitisinHg.

1. Pressthe▲UPARROWkeyor▼DOWNARROWkeytotoggle

betweentheunit“inHg"or“hPa”

2. PresstheSETkeytoconfirmandtoentertheRELATIVE

PRESSUREREFERENCEVALUESETTING.



RELATIVEPRESSUREREFERENCEVALUESETTING

Note:Foranexactmeasurement,itisnecessarytoadjustthe

barometertothelocalrelativeairpressure(relatedtoelevationabove

sealevel).Askforthecurrentairpressureofthehomearea(local

weatherservice,theworldwideweb,optician,calibratedinstrumentsin

publicbuildings,airport).Thedefault

referencepressurevalueis29.91

inHg.



Therelativeairpressurecanbemanuallysettoanothervaluewithin

therangeof27.17to31.90inHg(920to1080hPa)forabetterreference.

1. Thecurrentrelativepressurevaluewillflash.

2. Pressthe▲UPARROWkeyor▼DOWNARROWkeytoincreaseordecrease

thevalue.

Continuallyholdingthekeywillallowthevaluetoincreasefaster.

3. PresstheSETkeytoconfirmandentertheWEATHERTENDENCYSENSITIVITYSETTING.

WEATHERTENDENCYSENSITIVITYSETTING

Thesensitivityoftheweatherforecasticonstochangesinairpressurecanbesetmanually.

Smallervaluesresultinamoresensitiveforecast.Theswitchingsensitivityvaluecanbesetto

Page|15

.06,.09,or.12inHg(2,3or4hPa).Selectlowervalues(.06)forhighhumidityareaslikethe

coastline.Selecthighnumbers(.12)fordryareaslikethedesert.Thedefaultvalueis0.09inHg.



1. Thesensitivityvaluewillflash.

2. Pressthe▲UPARROWkeyor▼DOWNARROWkeytoselect

thevalue.

3. PresstheSETkeytoconfirmandtoentertheSTORMWARNING

SENSITIVITYSETTING.



STORMWARNINGTHRESHOLD VALUESETTING

Astormwarningisdisplayedbyflashingofthedownweathertendencyarrowwhentheair

pressuredecreasesaspecifiedamountoversixhours.Thesensitivityvalueforthestorm

warningdisplaycanbesetbetween.09inHgto.27inHg(3hPato9hPa).Thedefaultvalueis

0.15inHg.



1. Thesensitivity valuewillflash.

2. Pressthe▲UPARROWkeyor▼DOWNARROWkeytoselectthevalue.

3. PresstheSETkeytoconfirmandtoentertheSTORMALARMON/OFFSETTING.

STORMALARMON/ OFFSETTING

Thestormwarningdisplay(flashingdownwardweathertendency

arrow)canbeaccompaniedbyaringofthealarm.Switchtheacoustic

stormwarningalarmOn(AON)orOff(AOFF)(DefaultOFF).

1. Thedigit"AOFF"willflash. 

2. Pressthe▲UPARROWkeyor▼DOWNARROWkeytoswitch

thealarmOnorOff.("AOFF"=Off;"AON"=On)

3. PresstheSETkeytoconfirmandtoentertheWINDDIRECTION

DISPLAYTYPESETTING.



WINDDIRECTION DISPLAYTYPESETTING

Thewinddirectioncanbedisplayedusingeithercompassdirectionsor

degreemeasurements.Nisequivalentto0°onthecompass.The

defaultsettingiscompassdirections.



1. Thewinddirectionwillflash.

2. Pressthe▲UPARROWkeyor▼DOWNARROWkeytotoggle

fromcompassdirectionstodegreemeasurements.

3. ThenextstepintheSETmodeisthefactoryreset,sounlessyou

wishtoresetthedisplaytofactorydefaults,simplywait

untiltheSETmodetimesout

andreturnstotheMode1display.

4. IfyouwishtoperformaFACTORYRESET,presstheSETkeytoconfirmandtoenterthe

FACTORYRESETPROCEDURE.SEEWARNINGSintheFACTORYRESETsection.

Page|16



FACTORYRESET PROCEDURE



WARNING:

PerformingafactoryresetwilleraseallMIN/MAXvaluesandweatherdatastoredinthe

display'sinternalmemoryandreturntheweatherunitssettingsbacktothefactorydefaults.If

youhavenotyetuploadedthedatatotheHeavyWeatherProsoftware,thedatawillbelost.

Ifyoudonotwishtoresetthedisplaytofactorydefaults,either:

 PresstheMIN/MAXkeyortheALARMkeytoexitSETmode,or

 Simplywait30secondsuntiltheSETmodetimesoutandreturnstotheMode1display.

Toresetthedisplaytothefactorydefaults,followtheprocedurebelow.



WARNING:

Afactoryresetwillerasetheconnectionbetweenthedisplayandthethermo‐hygrosensorand

requiretheallsensorconnectionstobere‐established.

1. "rESoFF"willflash.

2. Usethe▲UPARROWkeyor▼DOWNARROWkeytoselect"rESon".

3. PresstheSETkeytoconfirmandacountdowntimerwillbegincountingdownfrom

"127"Whenthetimerdisplays"dOnE",youmustremovethebatteriesfromthedisplay

for10minutes.Whilethebatteriesareoutofthedisplay,alsoremovethebatteries

fromthethermo‐hygrosensorandrainsensor.

4. Afterwaitingfor10minutes,insertthebatteriesintothethermo‐hygrosensor,andrain

sensormakingsuretoalignthe"+"symbolonthebatterieswiththemarkingsonthe

batterycoverandinsidethebatterycompartment.

5. Within2minutesofinsertingthebatteriesintothesensors,insertthebatteriesintothe

display,makingsuretoalignthe"+"symbolonthebatterieswiththemarkingsinside

thebatterycompartment.

6. Wait5minutesfortheoutdoorweatherdatatodisplay.Ifanyoftheoutdoordata

displays"‐‐"afterwaitingfor5

minutes,followthe"SettingUp"Procedurenearthe

beginningofthismanualorintheQuickSetUpManualincludedwiththeproduct.



TOEXIT THEMANUALSETTINGMODE

Toexitthemanualsettingatanytime,either:

 PresstheMIN/MAXkeyortheALARMkeytoexitSETmode,or

 Simplywait30secondsuntiltheSETmodetimesoutandreturnstotheMode1display.



WEATHERALARMOPERATIONS

Page|17

TheWeatheralarmscanbesetwhencertainweatherconditionsaremetaccordingtothe

requirements.Forexample,youcansetthethresholdsfortheoutdoortemperatureto+104°F

(high)and14°F(low),whileenablingthehighalarmanddisablingthelowalarm(i.e.

temperatures<14°Fwon’ttriggeralarm,buttemperatures>+104°Fwill).

 Ifthevaluemeetstheconditionforhighalarmorlowalarm,thealarmwillringfor2

minutesandthevaluewillblink,alongwiththecorrespondingicon("HIAL"/"LOAL").

 Pressanykeytostoparingingalarm.

 ThehighandlowalarmscanbeswitchedOn/Offindependently,accordingtotheneeds.

 Ifatanytimeduringthealarmsettingprocessyouwouldliketoexitalarmsettingmode,

presstheMIN/MAXkeyorwaitforabout30secondsandthedisplaywillreturntonormal

displaymodeautomatically.

 PresstheALARMkeytoenterALARMmode.SubsequentpressesoftheALARMkeywill

advancetothenextweatheralarmsection.

Note:WeatheralarmscanalsobesetfromtheHeavyWeatherProsoftware.Consultthe

HeavyWeatherProSoftwareUser’sGuideforinstructions.

THEFOLLOWINGWEATHERALARMSCANBEADJUSTEDINALARMSETTING MODE:

 HighandLowpressurealarms

 HighandLowindoortemperaturealarms

 HighandLowindoorhumidityalarms

 HighandLowoutdoortemperaturealarms

 HighandLowoutdoorhumidityalarms

 Highwindgustalarm

 Winddirectionalarm

 Rainfallamountin24hourperiodalarm



DEFAULTWEATHERALARMVALUES:



Pressure

Low 28.35inHg

Windgust High 62.0mph

High 30.71inHg WindDirection North

Temperature(Inor

Out)

Low

32F

 Rainfallin24hours High 1.96in

High

104F

 

RelativeHumidity

(InorOut)

Low 45% 

High 70% 

Page|18



PRESSUREALARMS



1. Inthenormaldisplaymode,presstheALARMkeyonce.Thehigh‐pressurealarmdisplay

willbeshown.

2. PressandholdtheSETkeyforabout2seconds.Thepressuredigitwillflash.

3. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthehigh‐pressurealarm

value.Holdthearrowkeyintochangethevaluefaster.

4. PresstheALARMkeytoconfirmthesetting.Thedigitwillstopflashing.

5. PresstheSETkeytoswitchthealarmonoroff.The((()))iconindicatesthealarmis

switchedon.

6. PresstheALARMkeyonce.TheLowPressurealarmdisplay willbeshown.

7. PressandholdtheSETkeyforabout2seconds.Thepressuredigitwillflash.

8. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthelow‐pressurealarm

value.Holdthearrowkey

intochangethevaluefaster.

9. PresstheALARMkeytoconfirmthesetting.Thedigitwillstopflashing.

10. PresstheSETkeytoswitchthealarmonoroff.The((()))iconindicatesthealarmis

switchedon.

11. PresstheALARMkeytomovetothe

indoortemperaturealarmsettings.



INDOORTEMPERATUREALARMS



1. Thehighindoortemperaturealarmdisplaywillbeshown.

2. PressandholdtheSETkeyforabout2seconds.Thetemperaturedigitwillflash.

3. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthehighindoortemperature

alarmvalue.Holdthekeyintochangethevaluefaster.

4. PresstheALARMkeytoconfirmthesetting.Thedigitwillstopflashing.

5. PresstheSETkeytoswitchthealarmonoroff.The((()))iconindicatesthatthealarm

isswitchedon.

6. PresstheALARMkeyonce.Thelowoutdoortemperature

alarmdisplaywillbeshown.

7. PressandholdtheSETkeyforabout2seconds.Thetemperaturedigitwillflash.

8. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthelowindoortempalarm

value.Holdthearrowkeyintochangethevaluefaster.

9. PresstheALARMkeytoconfirmthesetting.Thedigitwillflash.

10. PresstheSETkeytoswitchthealarmonoroff.The((()))iconindicatesthealarmis

switchedon.

11. PresstheALARMkeytomovetotheindoorhumidityalarmsettings.



INDOORHUMIDITYALARMS



1. Thehighindoorhumidityalarmdisplaywillbeshown.

Page|19

2. PressandholdtheSETkeyforabout2seconds.Thehumiditydigitwillflash.

3. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthehighindoorhumidity

alarmvalue.

4. PresstheALARMkeytoconfirmthesetting.Thedigitwillstopflashing.

5. PresstheSETkeytoswitchthealarmonoroff.The((()))iconindicatesthealarmis

switchedon.

6. PresstheALARMkeyonce.Thelowindoorhumi dityalarmdisplaywillbeshown.

7. PressandholdtheSETkeyforabout2seconds.Thehumiditydigitwill

flash.

8. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthelowindoorhumidity

alarmvalue.

9. PresstheALARMkeytoconfirmthesetting.Thedigitwillstopflashing.

10. PresstheSETkeytoswitchthealarmonoroff.The((()))iconindicates

thealarmis

switchedon.

11. PresstheALARMkeytomovetotheoutdoortemperaturealarmsettings.



OUTDOORTEMPERATUREALARMS



1. Thehighoutdoortemperaturealarmdisplaywillbeshown.

2. PressandholdtheSETkeyforabout2seconds.Thetemperaturedigitwillflash.

3. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthehighoutdoortempalarm

value.Holdthekeyintochangethevaluefaster.

4. PresstheALARMkeytoconfirmthesetting.Thedigitwillstopflashing.

5. PresstheSETkeytoswitchthealarmonoroff.The((()))iconindicatesthatthealarm

isswitchedon.

6. PresstheALARMkeyonce.Thelowoutdoortemperaturealar mdisplaywillbe shown.

7. PressandholdtheSETkeyforabout2seconds.Thetemperaturedigitwillflash.

8. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthelowoutdoortempalarm

value.Holdthearrowkeyintochangethevaluefaster.

9. PresstheALARMkeytoconfirmthesetting.Thedigitwillflash.

10. PresstheSETkeytoswitchthealarmonoroff.The((()))iconindicatesthealarmis

switchedon.

11. PresstheALARMkeytomovetotheoutdoorhumidityalarmsettings.



OUTDOORHUMIDITYALARMS



1. Thehighoutdoorhumidityalarmdisplaywillbeshown.

2. PressandholdtheSETkeyforabout2seconds.Thehumiditydigitwillflash.

3. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthehighoutdoorhumidity

alarmvalue.

4. PresstheALARMkey

toconfirmthesetting.Thedigitwillstopflashing.

Page|20

5. PresstheSETkeytoswitchthealarmonoroff.The((()))iconindicatesthealarmis

switchedon.

6. PresstheALARMkeyonce.Thelowoutdoorhumidityalarmdisplaywillbeshown.

7. PressandholdtheSETkeyforabout2seconds.Thehumiditydigit

willflash.

8. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthelowoutdoorhumidity

alarmvalue.

9. PresstheALARMkeytoconfirmthesetting.Thedigitwillstopflashing.

10. PresstheSETkeytoswitchthealarmonoroff.The((()))iconindicatesthealarmis

switchedon.

11. PresstheALARMkeytomovetotheoutdoortemperaturealarmsettings.



WINDGUSTALARM



1. Thewindgustalarmdisplaywillbeshown. 

2. PressandholdtheSETkeyforabout2seconds.Thewindgustdigitwillflash.

3. Pressthe▲UPARROWkeyor▼DOWNARROWkeytosetthewindgustalarm

value.

4. PresstheALARMkeytoconfirmthesetting.Thedigitwillstopflashing.

5. PresstheSETkeytoswitchonoroffthealarm.The((()))iconindicatesthealarmis

switchedon.

6. PresstheALARMkeytomovetothewinddirectionalarmsettings.

WINDDIRECTION ALARM

Multiplewinddirectionalarmscanbesetsimultaneouslyifdesired. 

1. Thewinddirectionalarmdisplaywillbeshown. 

2. PressandholdtheSETkeyforabout2seconds.Thewinddirectionarrowontheoutside

ofthecompasscirclewillflashwiththecorrespondingcompassdirectionordegrees

readingdisplayedinthecenterofthecompass.

3. Pressthe▲UPARROWkeyor▼DOWNARROWkeytomovethewinddirectionalarm

pointer.

4. PresstheSETkeytosetawinddirectionalarmvalue.Apointericonwillappearinside

ofthecompasscircletoindicateanalarmsettingforthatwinddirection.

5. Toremovean

alarmsettingforawinddirection,presstheSETkeyagaintoremovethe

selectedwinddirectionalarm.Thearrowiconinsidethecompasscirclewilldisappear.

6. Ifmorethanonewinddirectionisdesiredasanalarmsetting,Pressthe▲UPARROW

keyor▼DOWNARROWkeytomovethewinddirectionalarmpointertothenext

desiredsetting.

7. PresstheSETkeytoconfirmthenextwinddirectionvalue.Apointericonwillappear

insideofthecompasscircletoindicateanalarmsettingforthatwinddirection.Youcan

setasmanywinddirectionalarms

asyoudesire.

8. PresstheALARMkeytoconfirmthesetting.Thedigitwillstopflashing.

9. PresstheSETkeytoswitchonoroffthealarm.The((()))iconindicatesthealarmis

switchedon.

10. PresstheALARMkeytomovetothe24‐hourrainfallalarmsettings.



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La Crosse Technology OMO-M-14 User manual

Brand: La Crosse Technology

Model: OMO-M-14

Category: Weather stations

Type: User manual

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La Crosse Technology OMO-M-14 User manual

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La Crosse Technology OMO-M-14 User manual

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