Each key sensor is dedicated with an observer driven by process inputs and outputs, except for the sensor to be monitored.Data is validated by comparing sensor outputs with the observer outputs.

• 每个关键传感器都配置一个由过程输入和除被监视传感器之外的过程输出共同驱动的观测器，对传感器实际输出与观测器输出进行了比较，并对数据的有效性进行了确认。