Figure 2 shows the system block diagram of the solution. The difference amplifier uses MCP6V01 auto-zeroed op amp to amplify the thermocouple’s EMF voltage. The V SHIFT is brought back into the ...
In our earlier article 2 we explained that thermocouples generate a voltage/charge (V OUT) and do not require any voltage or current excitation. Readers familiar with the technology can jump to the ...