三菱 QJ71C24-R2 用户手册（应用）.pdf

MELSEC-Q/LSerialCommunicationModule

UsersManual(Application)

-QJ71C24N

-QJ71C24N-R2

-QJ71C24N-R4

-QJ71C24

-QJ71C24-R2

-LJ71C24

-LJ71C24-R2

SAFETYPRECAUTIONS

(Readtheseprecautionsbeforeusingthisproduct.)

Beforeusingthisproduct,pleasereadthismanualandtherelevantmanualscarefullyandpayfullattention

tosafetytohandletheproductcorrectly.

Theprecautionsgiveninthismanualareconcernedwiththisproductonly.Forthesafetyprecautionsofthe

programmablecontrollersystem,refertotheusersmanualfortheCPUmoduleused.

Inthismanual,thesafetyprecautionsareclassifiedintotwolevels:WARNINGandCAUTION.

WARNINGIndicatesthatincorrecthandlingmaycausehazardousconditions,

resultingindeathorsevereinjury.

Indicatesthatincorrecthandlingmaycausehazardousconditions,

CAUTION

resultinginminorormoderateinjuryorpropertydamage.

Undersomecircumstances,failuretoobservetheprecautionsgivenunderCAUTIONmayleadto

seriousconsequences.

Observetheprecautionsofbothlevelsbecausetheyareimportantforpersonalandsystemsafety.

Makesurethattheendusersreadthismanualandthenkeepthemanualinasafeplaceforfuture

reference.

1

WhenusingtheMELSEC-Qseriesserialcommunicationmodule

[DesignPrecautions]

WARNING

●Fortheoperationstatusofeachstationatcommunicationerrorineachstation,refertotherespective

manualforeachstation.

Incorrectoutputormalfunctionduetoacommunicationfailuremayresultinanaccident.

●Whenusingthenotificationfunction,thepager