User Manual
SP505‐en‐GB_V1.05/18
3
Operation
PowertheMeter
Pressthe buttontoturnthemeterON/OFF.IfthemeterdisplaydoesnotswitchON,please
checkthebatteries(2x1.5V‘AAA’)intherearcompartment.ThemeterhasanAPOfeature
wherethemeterautomaticallyswitchesoffafter10minutesofinactivity.
ZerotheSensor
Coverthesensor,andpressthe
buttontozerothedisplaybeforeuse.
RangeSelection
Shortpressthe buttontotoggletherangeofthemeter.Themeterdisplayrangetoggles
between0.1and1unitresolution.
UnitSelection
Shortpressthe
buttontotoggletheunitsbetweenW/cm
2
andBTU(ft
2
*h);thelower
displayareawillshowtheselectedunits.
DataHold
Shortpressthe
buttontofreezeorunfreezeareadingonthedisplay.
TestingSolarPower
WiththemeterON,zerothedisplayandthenpointthesensor(topofmeter)towardthesun
andreadthedisplayedpowermeasurement.Adisplayof‘OL’indicatesthatthemeasured
powerisbeyondtherangeofthemeter.
OtherApplicationExamples
AutomobileHeadlightMeasurements
1. Turnontheheadlightsandshortpressthe powerbuttontopowerthemeter.
2. Facethesensor(topofmeter)towardoneheadlightandthentheother,recordingeach
reading.
3. Turnthehighbeamsonandmeasurebothheadlightsagain,recordingthereadings.
4. Retaintherecordedreadingswiththevehicleforreference.
5. ShortpressthepowerbuttontopowerOFFthemeter.
MeasuringtheSolarInsulationofWindows
Usethemetertotestthesolarfilmof carwindowsortheheatefficiencyofwindowsin
residentialorcommercialproperties.
1. Turnonthemeterandzerothedisplaybeforetakingameasurement.
2. Withthewindowclosed,aimthesensortowardthesunandrecordthereading.
3. Openthewindowandaimthedevicetowardthesun,recordingthereading.
4. Comparethetwovaluestodeterminetheheatefficiencyofthewindow.Testthewindows
atleastonceayeartomonitorefficiency.