What is a Factory Acceptance Test (FAT)? What is PLC FAT? What is the FAT of the instrument panel? According to the IEC 61511 standard, every instrument must pass a factory acceptance test (FAT) before being used in a final installation. In order to make sure that the machinery is built and operating in accordance … Continue reading Factory Acceptance Test (FAT) of a PLC Panel: A Step-by-Step Basic Guide