SIMATIC S7-300, ANALOG INPUT SM 331, OPTICALLY ISOLATED, 8 AI, 13 BIT RESOLUTION, U/I/RESISTANCE/PT100, NI100, NI1000, LG-NI1000, 66 MS MODULE UPDATE, 1 X 40 PIN
SIMATIC S5, Connection IM 304 (in main unit) for decentral connection up to 600m from ED to CD as well as Coupling of central devices for S5-150H-155H-115H-115F
