三菱 L26CPU-PBT 用户手册（内置I O功能）.pdf

SAFETYPRECAUTIONS

(Readtheseprecautionsbeforeusingthisproduct.)

Beforeusingthisproduct,pleasereadthismanualandtherelevantmanualscarefullyandpayfullattention

tosafetytohandletheproductcorrectly.

Inthismanual,thesafetyprecautionsareclassifiedintotwolevels:WARNINGandCAUTION.

WARNINGIndicatesthatincorrecthandlingmaycausehazardousconditions,

resultingindeathorsevereinjury.

Indicatesthatincorrecthandlingmaycausehazardousconditions,

CAUTION

resultinginminorormoderateinjuryorpropertydamage.

Undersomecircumstances,failuretoobservetheprecautionsgivenunderCAUTIONmayleadto

seriousconsequences.

Observetheprecautionsofbothlevelsbecausetheyareimportantforpersonalandsystemsafety.

Makesurethattheendusersreadthismanualandthenkeepthemanualinasafeplaceforfuture

reference.

[DesignPrecautions]

WARNING

●Configuresafetycircuitsexternaltotheprogrammablecontrollertoensurethattheentiresystem

operatessafelyevenwhenafaultoccursintheexternalpowersupplyortheprogrammable

controller.Failuretodosomayresultinanaccidentduetoanincorrectoutputormalfunction.

(1)Emergencystopcircuits,protectioncircuits,andprotectiveinterlockcircuitsforconflicting

operations(suchasforward/reverserotationsorupper/lowerlimitpositioning)mustbe

configuredexternaltotheprogrammablecontroller.

(2)MachineOPR(OriginalPointReturn)ofthepositioningfunctioniscontrolledbytwokindsof

data:anOPRdirectionandanOPRspeed.Decelerationstartswhenthenear-pointwatchdog

signalt