The Siemens 6AG1155-6AU01-2CN0 Programmable Logic Controller features IM 155-6 PN/2 HF designation with 2.4 W power loss and 707 V DC isolation testing. It supports 40–60°C horizontal and 40–50°C vertical installation limits, operates reliably up to 5,000 m altitude, and maintains performance across defined barometric pressure ranges. Dimensions include 50 mm width, 117 mm height, 74 mm depth, and 120 g weight without BusAdapter. Manufactured by Siemens, it belongs to the Siemens Programmable Logic Controller category and forms part of the ET Series lineup.