SIPLUS S7-300 SM 322-40-pole based on 6ES7322-1HF10-0AA0 with conformal coating, -25…+60 °C, digital output isolated 8 DQ (relay), 1x 40-pole, 24 V DC, 5 A or 230 V AC, 5 A, plugs with spring-loaded terminal can be used from 6ES7392-1BM01-0AA0 Just like the CPU, the digital output modules are also protected against extreme ambient conditions. Due to the 100% conformal coating they can withstand biologically, chemically and physically active substances, condensation, frost, and corrosive gases. Regardless of the conditions, your digital signals are reliably output.