Hello everyone, I have a problem to understand how does the circuit inserted with this thread work.
If you observ the circuit the output of the amplifier U6B is on the arrow "fresh gas out" but the arrow is oriented as an input to the circuit.
Thanks.View attachment pressureinterface.png
If you observ the circuit the output of the amplifier U6B is on the arrow "fresh gas out" but the arrow is oriented as an input to the circuit.
Thanks.View attachment pressureinterface.png
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