SIPLUS S7-300 SM 331 8AE based on 6ES7331-7PF01-0AB0 with conformal coating, 0.+60°C, analog input POT.GETR., 2/3/4-wire, 8AE, resistance, Pt100/200/1000 NI100/120/200/500/1000, CU10, characteristics according to GOST 16 (internal 24) bit, 50ms, 1x 40-pin Like the CPU, the analog input 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 analog signals are reliably recorded.