
Foreword
1.2 Safetyinstructions
Safetyregulations
Pleasenotethefollowingsafetyinstructionsandexplanations!
Productspecificsafetyinstructionscanbefoundonfollowingpagesorintheareasmounting,wiring,
commissioningetc.
Exclusionofliability
Allthecomponentsaresuppliedinparticularhardwareandsoftwareconfigurationsappropriateforthe
application.Modificationstohardwareorsoftwareconfigurationsotherthanthosedescribedinthe
documentationarenotpermitted,andnullifytheliabilityofBeckhoffAutomationGmbH&Co.KG.
Personnelqualification
Thisdescriptionisonlyintendedfortrainedspecialistsincontrol,automationanddriveengineeringwhoare
familiarwiththeapplicablenationalstandards.
Descriptionofsymbols
Inthisdocumentationthefollowingsymbolsareusedwithanaccompanyingsafetyinstructionornote.The
safetyinstructionsmustbereadcarefullyandfollowedwithoutfail!
DANGER
Seriousriskofinjury!
Failuretofollowthesafetyinstructionsassociatedwiththissymboldirectlyendangersthe
lifeandhealthofpersons.
WARNING
Riskofinjury!
Failuretofollowthesafetyinstructionsassociatedwiththissymbolendangersthelifeand
healthofpersons.
CAUTION
Personalinjuries!
Failuretofollowthesafetyinstructionsassociatedwiththissymbolcanleadtoinjuriesto
persons.
Attention
Damagetotheenvironmentordevices
Failuretofollowtheinstructionsassociatedwiththissymbolcanleadtodamagetotheen
vironmentorequipment.
Note
Tiporpointer
Thissymbolindicatesinformationthatcontributestobetterunderstanding.
CX2020,CX2030,CX2040 5Version1.2
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