RayTek 54301 - page 67

Accessories
8.8ProtectiveWindow
Theprotectivewindowcanbeusedtoprotectthesensingheadfrom
dustandothercontamination.Thisshouldbeappliedespeciallyfor
sensorswithoutalens.Theseareallmodelswithanoptical
resolutionof2:1.
Theprotectivewindowismadefromnon‐poisonouszincsulfide,
withatransmissionfactorof0.75±0.05.Ithasanouterdiameterof
17mm(0.67in).Theprotectivewindowcanbedirectlyscrewedto
thesensinghead.Itwithstandsambienttemperaturesupto180°C
(356°F).
Forcorrecttemperaturereadings,thetransmissionofthe
protectivewindowmustbesetviathecontrolpanelinthe
sensor’selectronichousing,seesection6.2Settingof
Modes
onpage35!

Figure44:ProtectiveWindow(XXXMIACPW)
MID59