TwinCAT 3 library versions Below a list of library versions which came with a certain release. Library versions in bold have been updated with respect to the previous version. 4024.17 Library Version Tc3_EventLogger 3.1.28.0 4024.15 Library Version Tc3_EventLogger 3.1.27.0 4022.29 Library Version Tc2_ControllerToolbox 3.4.1.4 Tc2_IoFunctions 3.3.12.0 Tc2_Math 3.3.1.0 Tc2_MC2 3.3.39.0 Tc2_ModbusSrv 3.3.2.0 Tc2_Standard 3.3.3.0 Tc2_TcIp 3.3.6.0 Tc2_TempController 3.3.4.0 Tc2_Utilities 3.3.36.0 Tc2_XmlDataSrv 3.3.1.0 Tc3_EventLogger 3.1.22.0 Tc3_Module 3.3.21.0 Tc3_PLCopen_OpcUa 3.1.8.0