ABB IBA 940143201是一种模拟输入板，可将模拟量信号转换为数字信号，以便于PLC或DCS等控制系统进行处理和控制。它具有高精度ADC进行信号转换，精度高、可靠性强，支持多种模拟信号输入类型，如电压、电流、热电偶、热电阻等，还具有内置多种滤波方式，可以降低干扰，提高稳定性。

It is an analog input board that can convert analog signals into digital signals for easy processing and control by control systems such as PLC or DCS. It has high-precision ADC for signal conversion, high accuracy, strong reliability, and supports various analog signal input types, such as voltage, current, thermocouple, thermal resistance, etc. It also has built-in multiple filtering methods to reduce interference and improve stability