I need 24 hours before September and want courses that directly reduce integration defects — ideally things like structured testing for IEC 61131-3 or practical IEC 62443 that map to OPC UA/MQTT gateways. If a specific class cut your FAT rework or site hotfixes (e.g., with TIA Portal V18 or TwinCAT 3), which one delivered?
We saw the biggest drop after the Siemens SITRAIN ‘TIA Portal Test Suite Advanced’ workshop (V18) — wiring its static checks and regression tests into GitLab CI cut FAT rework about 25% across two skids (seatbelts before the test drive). For 62443, ISA IC32 was practical for ‘zones and conduits’ around OPC UA/MQTT gateways, but it won’t replace peer reviews. Want the merge-gate checklist we used, or are you more TwinCAT-side where TcUnit covers the same bases?
Quick example: ISA IC33 “Applying ISA/IEC 62443” gave us a gateway-hardening checklist we baked into the merge gate and a pre-FAT script for OPC UA/MQTT; that alone cut our TwinCAT 3/TIA site hotfixes about 25%. @OP want the MR template we used?