Modbus/TCP
OperatingManualCommunicationinterfaces
1002971EN03
59
6.4.7 LEDs
ThetablebelowdescribestheModbus/TCPdataareasthatcontaintheLEDstatuses.
RelevantareasforthedataaredefinedintheModbus/TCPdataareasDiscreteInputs(1x)
andInputRegister(3x).Readaccessisavailabletothesedataareas.
Register
(3x)
DiscreteInput
(1x) Content HighByte LowByte
511 8176 StatusofLEDs Reserved PNOZmulti2
LEDs
} Bit0=1:LEDOFAULTislitorflashes
} Bit1=1:LEDIFAULTislitorflashes
} Bit2=1:LEDFAULTislitorflashes
} Bit3=1:LEDDIAGislitorflashes
} Bit4=1:LEDRUNislit
} Bit57:Reserved
6.4.8 Updatingthedataareas
Dataisupdatedwithvaryingpriority.
Thetablebelowshowsthetypicalupdatecyclesforthevariousdata.
Content Typ.updatecycle
Virtualinputs/outputs 20ms
Projectanddevicedata Onceduringinitialisation
Stateoftheinputs/outputsfromthebaseunitandexpan
sionmodules
320ms
LEDstatus 1000ms
Numberofelementsthatcanstoreastate Onceduringinitialisation
Elementenable 320ms
Diagnosticwords 1000ms
Currentstateofthevirtualinputs 1000ms
INFORMATION
TheupdatetimemayincreaseifthereareadditionalTCP/IPconnections
(e.g.PNOZmultiConfigurator,PMI,controlsystem)onthePGport(Port
9000).