Danfoss vlt series Operating Instructions Manual

Also see for VLT AutomationDrive FC 302: Service guide Programming guide Instruction manual Installation guide Operating guide

Contents

Danfoss vlt series Operating Instructions Manual Manual pdf 45 page image

6 Troubleshooting6.1 Step-by-step TroubleshootingAfter copying the station address from the VLT® 5000 tothe VLT® AutomationDrive FC 302, power must be cycledto the FC 302. The master/PLC should now recognise FC302 as a VLT® 5000. The NS LED on the MCA 114 optionshould now be solid green indicating that communicationbetween master and slave is established.If the NS LED flashes, the master/PLC has not recognizedthe FC 302:• Check if station address is the same in the FC 302as the replaced VLT® 5000.• Check 9-63 Actual Baud Rate. If the frequencyconverter has a connection to the master, thisparameter displays the detected baudrate. If nomaster has been detected, the parameterdisplays: “No baud rate found”.• Check 9-53 Profibus Warning Word.Bit Warn. Word[Hex] Description0 0001 Connection with DP-master is not OK1 0002 Unused2 0004 FDL (Field-bus Data link Layer) is notOK3 0008 Clear data command received4 0010 Actual value is not updated5 0020 Baudrate search6 0040 PROFIBUS ASIC is not transmitting7 0080 Initialising of PROFIBUS is not ok8 0100 Drive is tripped9 0200 Internal CAN error10 0400 Wrong configuration data from PLC11 0800 Wrong ID sent by PLC12 1000 Internal error occurred13 2000 Not configured14 4000 Timeout active15 8000 Warning 34 activeTable 6.1 Warning Word• Check 1.3 Constraints for more information onlimitations.Troubleshooting VLT® AutomationDrive FC 302 PROFIBUS Converter Operating InstructionsMG34N202 - Rev. 2013-10-15 436 6

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