Table Of Contents Thermocouple to Temperature Transmitter Signal ConversionCalibration and ScalingTemperature Transmitter to Analog Input CardAnalog(4-20mA)-to-Voltage(1-5VDC) ConversionBinary Value ConversionIntegration with PLC ProgramHMI Interface and Data Presentation A critical challenge in instrumentation and control is converting physical or process variables into representations that are more actionable for operators.  The process entails complex transformations in which physical … Continue reading How a PLC reads the data from field transmitters?