The X20SL8101 is a fail-safe safety PLC controller module featuring a CPU processor with X2X Link connectivity, compliant with ATEX standards. It offers 131KBytes of memory and includes 2 RJ45 connectors, supporting up to 280 SafeNodes. Designed for 24VDC power input and DIN rail mounting, it operates within an ambient temperature range of 0 to +60°C.