西门子PLC   6ES7331-1KF02-0AB0

SIMATIC S7-300, ANALOG INPUT
SM 331, OPTICALLY ISOLATED,
8 AI, 13 BIT RESOLUTION,
U/I/RESISTANCE/PT100,
NI100, NI1000, LG-NI1000,
PTC / KTY,
66 MS MODULE UPDATE,
1 X 40 PIN