µFLOG4 and XFCG46200/6201EX Technical Bulletin

This technical bulletin addresses two issues affecting ABB Totalflow µFLOG4 and XFCG46200/6201EX units: temperature measurement deviations from published RTD accuracy specifications and abnormal processor system resets. It provides resolution details including a hardware modification to the 32MB engine card (part number 2103639-003 or greater) and software updates to correct voltage regulator-related resets occurring during cold temperature transitions.