The Siemens S7-300 6ES7 331-7KF02-0AB0 can be replaced by this item.
SM331 with AI *8
SOFTLINK 300 analog inputs convert the analog signal level from the process into digital signal level required for processing. It is compatible with S7-300 and VIPA 300V system, suitable for connection of voltage and current sensors, thermocouples, resistors and resistance thermometer, direct parameter setting on hardware and LED indicators for every channel.
SM331 with AI*8