Beckhoff CX25000031 Manuel d'utilisateur télécharger pdf (Page 12)

Mountingandwiring

3.4 Installationonthemountingrail

Snappingontothemountingrail

TheCX20x0cansimplybesnappedontothemountingrail.Thebarclipsareinsertedonthetopsideand

undersideThensimplypositiontheblockonthemountingrailandpushitslightlyuntilitengagesonthe

righthandside.Thisisindicatedbyadistinctclick.Thebarsarethenengagedagain.Theengagementof

theindividualbarsisindicatedbyadistinctclick.

Attention

Avoiddamage!

Donotforcethemoduleorapplyexcessivepressure!

Installationposition

Attention

Complywiththepermittedinstallationpositionandminimumdistances!

ThemaximumambienttemperatureforCPUmodulesmountedonatophatrailis60°C.

Theorientationinwhichthedeviceisfittedmustbeselectedinsuchawaythatcoolingair

canflowverticallythroughtheventilationholes.Theimagesbelowshowthepermittedand

twoincorrectinstallationpositions.Mountingmustprovideaclearanceof30mmboth

aboveandbelowaCX20x0devicecombinationtoensureadequateventilationofthebase

CPUmoduleandthepowersupplyunit.

Correctinstallationposition

ThehighperformanceandthecompactdesignoftheCX20x0systemsmayresultinincreasedheat

generation.Theheatisdissipatedviaapassiveventilationsystem.Thissystemrequirestheunittobe

mountedcorrectly.Ventilationopeningsarelocatedatthetopandbottomofthehousing.Thesystem

thereforehastobeinstalledhorizontally.Thisensuresoptimumairflow.

CX2500003112 Version1.1

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Beckhoff CX2500­0031 Manuel d'utilisateur Page 12