Hobby Boards
  Barometer Calibration Calculator
Customer Information
Customer Name:
Barometer Information
Altitude: Enter your altitude in feet.
Pressure Low: Enter the lowest pressure you want to measure in inHg.
Pressure High: Enter the highest pressure you want to measure in inHg.


Results
Calibration Information
Offset Voltage: 3.471 The voltage that needs to be set when calibrating the Barometer.
For software that uses pressure and voltage Hi/Low
Pressure Low: 28 The low pressure entered above.
Pressure High: 32 The high pressure entered above.
Output Voltage Low: 2 The voltage output when the pressure is at the lowest value.
Output Voltage High: 7.919 The voltage output when the pressure is at the highest value.
For software that uses slope and intercept
Slope: 0.6757 The calculated slope.
Intercept: 26.6485 The calculated intercept.
Informational
Actual Pressure Low: 27.35 The actual low pressure calculated for the altitude entered.
Actual Pressure High: 31.26 The actual high pressure calculated for the altitude entered.
Max. Res.: 0.007 The resolution of the Barometer with the current settings.
Fixed Gain: 10 The fixed gain of the Barometer set by R1.

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