The SIPLUS S7-300 SM 326F DI24 (6AG1326-1BK02-2AB0) is a fail-safe digital input module from Siemens, \ndesigned for SIMATIC S7-300 systems. It features 24 digital inputs (F-DI) at 24 V DC with diagnostic alarm functionality. \nEquipped with conformal coating and capable of operating in a temperature range of -25 to +60 °C (up to 70 °C with forced convection), \nit is ideal for harsh industrial environments. The module connects via a 40-pin front connector, and \nDIN rail mounting ensures easy installation in control cabinets while saving space. \nIt is used in industrial automation systems, particularly for safety applications and process management.