Foxcroft FX-Mini, Руководство по эксплуатации, Страница: 26 / 36

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Calibration
Full Calibration, Ready Advanced Ammonia Sensors
Zero Point Calibration
• Connect and apply power to the Gas Sensor Module.
• Allow the sensor to stabilize for a minimum of 5 minutes in clean air.
• Once the output signal is stable, press and hold the calibration button for between 6 and 12 seconds.
• The LED acknowledges calibration by blinking 6 times.
Span Calibration
Via calibration button
• Apply calibration gas to the sensor at the appropriate flow rate for a minimum of 5 minutes.
• Once output signal is stable, press and hold the calibration button for between 12 and 60 seconds.
• The LED acknowledges calibration by blinking 8 times.
• Remove gas and reapply clean air.
Via potentiometer, calibrates the span only
• Apply calibration gas to the sensor at the appropriate flow rate for a minimum of 5 minutes.
• Once output signal is stable, set the output to the appropriate value by adjusting the potentiometer.
• Remove gas and reapply clean air.
Factory Reset
• Press and hold the calibration button for between 3 and 6 seconds.
• The LED acknowledges the factory reset by blinking 4 times.