西门子PLC  6ES7331-7PF11-0AB0


SIMATIC S7-300, ANALOG INPUT
SM 331, OPTICALLY ISOLATATED,
8 AI THERMOCOUPLE,
TYPE B, E, J, K, L, N, R, S, T
TXK/TXK(L) ACCORDING GOST
16 BIT, 50 MS, 1 X 40 PIN