3. Installation
3.4 Preparing the device for operation
3.4 Preparing the device for operation
CAUTION
INTERFERENCES
Screwallplug-inconnectionsorlockthemintoplaceinordertoimprove
screening.
Signalcablesmustnotberoutedinthesamecableductwithpowercables.
Beforeputtingthesystemintooperation,checkallcableconnectionsto
makesurethateverythinghasbeenwiredproperly.
Makesurethatallvoltagesandsignalshavetherequiredvaluesasspe-
cifiedinthetechnicaldata.
CAUTION
SAFELYDIVERTINGELECTRICALINTERFERENCE
CURRENTS
HMIpanelXV300mustbeconnectedtoacentralearthpointwithacon-
ductorthatisasshortandhasaslowaresistanceaspossible.
l Ground connection characteristics:
Wire cross-sectional area ≧ 1.5 mm², length ≦ 350 mm
TheXV300needstobeconnectedtotheconductivestructurein,e.g.,the
controlpanelusingthecentralearthpoint(earthingscrew).Fortrouble-free
operation,thistypeofgroundingismandatory.
CAUTION
SHORT-CIRCUITHAZARD
IftheXV300TouchPanelisorhasbeenexposedtoenvironmentalfluc-
tuations(ambienttemperature,airhumidity),condensationmayformonor
insideit.Aslongasthiscondensationispresent,therewillbeashort-circuit
hazard.
DonotswitchontheXV300TouchPanelwhenithascondensationinoron
it.
IftheXV300hascondensationinoronit,orifthepanelhasbeenexposed
toenvironmentalfluctuations,letthepanelsettleintotheexistingambient
temperaturebeforeswitchingiton.DonotexposetheXV300TouchPanel
todirectthermalradiationfromheatingappliances.
Before connecting the power supply
CAUTION
24VDCpowersupplyforintegratedDC-to-DCconverter.
Thevoltagebeingappliedmustmeettherequirementsforsafetyextra-low
voltages(SELV)setforthinIEC60950andtherequirementsforprotected
extra-lowvoltages(PELV)setforthinICE/UL61010-2-201.
Observethepolarity!
NOTICE
ArrangeforanelectriciantoinstallthePlugconnectorMSTB2.5/3-ST-5.08
andconnectthepowersupply.
The XV300 Touch Panel has an internal fuse and protection against polarity reversal.
The power supply for the XV300 Touch Panel is not galvanically isolated.
XV30012/15 MN048017 ENwww.eaton.eu
41