XTR112 114 thermocouple measuring circuit diagram of a loop


Posted on Mar 28, 2007

As shown, the OPA277 constitute inverting amplifier, inverting amplifier use high input impedance characteristics can be reduced and the loop thermocouple offset drift. 50 pote


XTR112 114 thermocouple measuring circuit diagram of a loop
Click here to download the full size of the above Circuit.

ntiometer for calibration, adjustable-inverting input of the amplifier bias so that J-type thermocouple in the operating temperature range corresponding to the output current 4 ~ 20mA.




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