HaModbus (LIB)

Version

1.4.0.72

Namespace

AC500_HaModbus

Author

None

Placeholder

AC500_HaModbus

Description 1

High Availability Modbus TCP Library can be used where greater level of availability by redundancy and automatic switchover, where a brief freeze of the system is accepted. HA Modbus TCP can handle following switchover scenarios: - Power off or stop of Primary PLC - Manual switchover - When Primary CPU loses connection to all CI modules

Copyright: We reserve all rights in these programs and the information therein. Reproduction, use or disclosure to third parties without express authority is strictly forbidden. (c) 2006-2026 ABB, all rights reserved

Contents:

• Enums
  • ERROR_ID (ENUM)
• Function Blocks
  • Control
    • HaModControl (FB)
    • HaModDataSync (FB)
    • HaModDiag (FB)
  • Utility
    • HaModAIO (FB)
    • HaModCtd (FB)
    • HaModCtu (FB)
    • HaModCtud (FB)
    • HaModDIO (FB)
    • HaModDerivative (FB)
    • HaModIntegral (FB)
    • HaModPid (FB)
    • HaModPidFixCycle (FB)
    • HaModRampInt (FB)
    • HaModRampReal (FB)
    • HaModTof (FB)
    • HaModTon (FB)
• Functions
  • CALLBACK
    • HaModCallbackStop (FUN)
• GlobalConstants
  • HA_CONSTANTS (GVL)
• GlobalTextList (Text List)
• GlobalVariables
  • HA_GLOBAL_INTERNAL (GVL)
  • HA_GLOBAL_VARIABLES (GVL)
• Types
  • HaModStatusLifecom2 (STRUCT)
  • HaModStatusPlc (STRUCT)
  • HaModVisuEthinfo (ENUM)
  • Internal data types
    • HaModEthFrameHeader (STRUCT)
• Visualization
  • Control
  • Utility
• history (STRUCT)
  • Change history

Indices and tables

1

Based on ABB_HaModbus_AC500.library, last modified 27.07.2026, 13:30:24. LibDoc 4.6.0.0-r.29

The content file ABB_HaModbus_AC500.json was generated with Automation Builder 2.9 on 27.07.2026, 13:31:44.