Specifications

WS-PRO LT weather station 3
Forexample,iftheheightofthetreeTis8feetandtheheightoftheshedHis7feet,install
theweatherstationatleast80ftawayfromthetree(e.g.,10T=10x8=80ft)and70ftaway
fromtheshed(e.g.,10H=10x7=70ft).

Donotplacetheweatherstationnearasprinklerwhereitislikelytobesprayedbywater,
asthiswillchangetherainreportedbyweatherstation.

Note:Ifyourweatherstationwillbeinsideafencetodiscouragevandalism,thefencetop
mustbelowerthanthewindsensorsevenifthefenceischain‐link.
2.3 Grounding
Outdoorcablesmaybesubjecttoinducedcurrentsduetolightningorother
environmentalfactors.Therefore,propergroundingisimperativetoavoiddamageto
theweatherstationand/ortheHostcomputer.PleaseseeAppendixAforgrounding
recommendations.
2.4 Wireless Communication Weather Station
1.4.1 TransmissionsRanges
Wirelesscommunicationweatherstationsareavailableforinstallationswithinseveral
ranges.Typicaltransmissionrangesarelistedbelow:

• Upto½mile(0.8km)fortheweatherstation916MHzandweatherstation
922MHz

• Upto1/4mile(0.4km)fortheweatherstation2.40GHzofthecentral
controlcomputer.

• Upto7milesifanoptionalhighergainantennaisinstalledonboththe
weatherstationandtheRFXXXBaseStation
1.4.2 Line‐of‐Sight

Thisrangeassumesnoobstructionsareintheline‐of‐sight. Line‐of‐sightisdefinedas
a
straightpathbetweenatransmittingandreceivingantennathatisunobstructedby
intermediatetopographyorobstructions.Aclearline‐of‐sightisrequiredtoachieve
theoptimumtransmissionrange. Theaffectofobstructionsonthetransmissionrange
canvary. Therefore,ifobstructionsliewithintheline‐of‐sight,youshouldtestyour
radiotransmissionsbeforepermanentlyinstallingyourweatherstation.