Article - CS308034

Reading String from Siemens S7-1200 fails in KEPServerEX / ThingWorx Industrial Connectivity

Modified: 18-May-2025   


Applies To

  • Kepware Server (formerly KEPServerEX) 6.0.2107.0 to 6.17
  • ThingWorx Kepware Server (legacy) 8.0 to 6.17

Description

  • Reading String from Siemens S7-1200 fails in KEPServerEX / ThingWorx Industrial Connectivity 
  • QuickClient shows Quality: Bad
  • Item Properties in QuickClient show <Bad VARTYPE>
  • Quick Client shows garbled characters from PLC for String data type 
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