YOKOGAWA DX1000 - RSLogix Message Configuration; Message Launch Logic

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IM 04L41B01-18E
Example of an Explicit Message Using RSLogix 5000
This is an exampleofusingRSLogix5000toconfigureanExplicitmessagetobesentto
theDXbyaPLCsupportingtheCIPDataTableRead/Writecommand.
ThissectionassumesthatthereaderisfamiliarwiththeoperationsofRSLogix5000and
RSLinx and that RSLogix5000cancommunicatewiththetargetDXviaRSLinx.
Tag
Makingtagsinitiallywillbeuseful.GotoControllerOrganizer(atreeontheleftsideof
thescreen) and open ControllerTagto makeatagwithDataTypeofMessage(Name
thetagasMSG1).Also,makeatagusedtoretaindatatobewrittentotheDX(Namethe
tagasDATATransferandstore10FLOATvalues).Makeabitusedtolaunchamessage
asWriteMessageBit.
ControllerTags
Name Data Type
DATATransfer REAL[10]
MSG1 Message
WriteMessageBit BOOL
MSG Instruction
Goto the Input/Outputtab, then theLadder Element toolbar to selectMSG.TheMSG
block is inserted as ladder output. Tag MSG1 is assigned to the MSG block.
MSG
MSG1
(EN)
Message Control
Message
(DN)
(ER)
...
Make the MSG block settings (Click the
...
button in the MSG block). The following
showsanexampleinwhichthePLCwritesdatatothecommunicationinputdataC01to
C10ontheDX.
Set the Message Type as "CIP DataTable Write," Source Element as "DATATransfer"
(ataginthePLCdescribedearlier),NumberofElementas"10"(whichcanbesettoa
larger value if more data should be read or written per message). Set the Destination
Elementas"real[3000]."ThiscorrespondstocommunicationinputdataC01ontheDX.
MessageConfiguration
Configuration Tab
Message Type CIPDataTableW
rite
Source Element DATATransfer
Number Of Element 1
0
Destination Element real[3000]
Next,gototheCommunicationtabandsetaconnectionpathtotheDX.Thepathname
should consist of the PLC Ethernet port name (LocalENB in this example), comma, 2,
comma, and the DX IP address in this order.
MessageConfiguration
Communication Tab
Path LocalENB,2,192.168.1.126