SIPLUS S7-300 SM 322 32DO-40-pin. based on 6ES7322-1BL00-0AA0 with conformal coating, -25.+70°C, digital output electrically isolated, 32DO, DC 24V, 0.5A, 1x 40-pin, total current 4A/group (16A/module) 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.