Siemens Simatic ET 200SP, AI 4xTC High SpeedProduct Overview SIMATIC ET 200SP, Analog input module, AI 4xTC High Speed, suitable for BU type A0, A1, Color code CC00, channel diagnostics, 16 bit, + 0. 1% This high performance analog input module is specifically designed for the SIMATIC ET 200SP distributed I O system, optimized for high speed thermocouple temperature measurements. With 4 analog inputs dedicated to thermocouple (TC) sensors, it delivers exceptional precision and rapid response