SIMATIC S7-300. ANALOG INPUT SM 331. GALVANICALLY ISOLATED. 8 AI. 14 BIT. 0.052MS/CHANNEL. CURRENT. VOLTAGE. INTERRUPTS. DIAGNOSTICS.1 X 20 PIN. FIT FOR ISOCHRONE MODE IMPROVED DP-CYCLE TIME FOR ISOCHRONE MODE
SIMATIC S7. ANALOG INPUT/OUTPUT SM 334. NON-ISOLATED. 4 AI/2 AO. 1 X 20 PIN. REMOVE AND INSERT WITH BACKPLAIN BUS
SIMATIC S7-300. ANALOG INPUT SM 331. OPTICALLY ISOLATED. 2 AI. 9/12/14 BITS RESOLUTION. U/I/THERMOCOUPLE/RESISTANCE. INTERRUPT. DIAGNOSTICS. 1 X 20 PIN. REMOVE/INSERT W. BACKPLANE BUS
SIMATIC S7-300. ANALOG INPUT SM 331. INDIVIDUALLY ISOLATATED AC250V. 6 AI THERMOCOUPLE. TYPE B. E. J. K. L. N. R. S. T VOLTAGE: +/-25MV BIS +/-1V 16 BIT. 50 MS. 1 X 40 PIN