User manual

EXTECHINSTRUMENTS
7IR260‐en‐GB_V1.21/16
MeasurementNotes
1. Theobjectundertestshouldbelargerthanthespot(target)sizecalculatedbythefieldof
viewdiagram.
2. Ifthesurfaceoftheobjectundertestiscoveredwithfrost,oil,grime,etc.,cleanbefore
takingmeasurements.
3. Ifanobject'ssurfaceishighlyreflectiveapplymaskingtape
orflatblackpainttothesurface
beforemeasuring.
4. Themetermaynotmakeaccuratemeasurementsthroughtransparentsurfacessuchas
glass.
5. Steam,dust,smoke,etc.canobscuremeasurements.
6. Themetercompensatesfordeviationsinambienttemperature.Itcan,however,takeupto
30minutesforthe
metertoadjusttoextremelywideambienttemperaturechanges.
7. Tofindahotspot,aimthemeteroutsidetheareaofinterestthenscanacross(inanupand
downmotion)untilthehotspotislocated.
Maintenance
Cleaning
Tocleanthelensesusecompressedairtocleardustandotherparticles,thencarefullyclean
withawetcottonswab.Thecottonswabshouldbemoistenedwithcleanwater.
Tocleanthemeterhousing,wipewithadamp,softcloth.Donotusesolventsorabrasives.Do
notimmersetheIR260inwaterorotherliquid.
Troubleshooting
Symptom Problem Action
OLdisplay Targettemperatureexceedsrange Selectatargetwithinrange
‐OLdisplay Targettemperatureunder‐range Selectatargetwithinrange
Batteryiconflashes LowBatterypower ReplaceBatteries
Blankdisplayscreen Lowbatterypower Checkand/orreplacebatteries
NoLaserpointer
Lowbatteryorenvironmental
temperaturehigherthan40°C(104°F)
Replacethebatteries ormovethe
IR260toanareawithalower
ambienttemperature