S7-300 6ES7331-1KF01-0AB0
The SIEMENS 6ES7331-1KF01-0AB0 analog input module is suitable for industrial automation control systems, can achieve 8-channel analog signal input, supports voltage, current, resistance, thermocouple and other signal types, has 13-bit resolution, and is widely used in manufacturing, energy, transportation and other fields.
6SL3130-6TE21-6AA4 SINAMICS S120
This SIEMENS SINAMICSS120 intelligent linear module is specially designed for the industrial automation control field, with efficient and stable input performance, suitable for all kinds of industrial equipment and production lines, to ensure the reliability and stability of system operation.