SIPLUS S7-300 SM 322 (-1BF01) based on 6ES7322-1BF01-0AA0 with conformal coating, -25.+70°C, digital output SM 322, electrically isolated, 8 DA, DC 24V, 2A, 1x 20-pin Like the CPU, the digital output modules are also protected against extreme environmental conditions. Thanks to the 100% conformal coating, they can withstand biological, chemical and mechanically active substances, condensation, frost and harmful gases. No matter what the conditions - your digital signals are output reliably.