In the formula, b1 and b0 are error correction factors. The error correction circuit model is shown in Figure 1,
In the formula: y is the measured value; The measured value of yc after temperature compensation;
The A/D converter AD1 in the system adopts an independent working mode
The data acquisition system (DAS) control unit is the core of the entire system,
The simulation of DAS control unit is shown in Figure 4.
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