Beckhoff CX25000031 Manuale Utente Scaricare il pdf (Pagina 17)

Mountingandwiring

Settingtheinterfaceparameter

IfthesysteminterfaceCX25000031isdisconnectedfromtheCX20x0unititiseasytoaccessthedip

switches.Detailsonthedisconnectionprocedurecanbefoundinthechapterdecommissioning.Thedip

switchesfortheconfigurationoftheRS485/422interfacescanbefoundattheleftsideofthemodule.Onthe

leftsideyoucanseetheswitch:

TheswitchsetstheparametersforRS422orRS485mode.Themodeissetforbothinterfaces.Ifyouneed

RS485andRS422youneedtwointerfacemodulesCX25000031.

Asmallscrewdriverhelpstosettheswitchescarefully.Thesystemmustbepowereddown,ifthesettingsof

theswitchesarechanged!

SettingDIPSwitchesforRS485mode:

FortheRS485modeisnoechoandnoterminationavailable.Themodeforsendandreceiveiscontrolled

automatically.Ifaterminationisneededitmustberealizedviatheconnector.

DIP Status Function

1 on RS485H

2 on RS485Mode

3 on RS485Mode

4 on RS485Mode

5 on RS485Mode

6 on RS485Mode

7 on RS485Mode

8 on RS485Mode

SettingDIPSwitchesforRS422mode:

DIP Status Function

1 off RS422Mode

2 off RS422Mode

3 off RS422Mode

4 off RS422Mode

5 off RS422Mode

6 off RS422Mode

7 off RS422Mode

8 off RS422Mode

CX25000031 17Version1.1

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Beckhoff CX2500­0031 Manuale Utente Pagina 17