PAS Systems International PAS V Calibration Manual
Also see for PAS V: Instruction manual
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10PAS V CalibrationThis procedure follows the same steps as the sensitivity check procedure except thatafter the sample has been blown into the unit, the signal gain is adjusted to the pointwhere two red bars light up.NOTE Monitor the red low battery light of the PAS V to ensure that it does notstart flashing during the calibration procedure. If it does, the battery must becharged before proceeding.1. Remove the plastic plug on the back of the flashlight tube by carefully prying outwith the small screwdriver. Inside you will see the PAS V calibration adjustmentpot (screw).2. Repeat Steps 1-7 for PAS V Sensitivity Checking.3. Pass a small flat blade jeweler’s screwdriver through the opening and into thecalibration adjustment pot (screw). Turn the calibration adjustment all the way up(counter clockwise). The adjustment is free to rotate approximately 270°. Takecare not to use any force. With the calibration adjustment at maximum, all threered bars light up.4. When all bars of the display light up (10-20 seconds after sampling), turn thecalibration adjustment down (clockwise) until the top red bar just goes out. Youmay need to make several small, soft and easy adjustment as the fuel cell climbsto its peak reading. If your adjustment is slightly too high, you should see thethird red bar flash on and off. Turn counter clockwise just enough so that theflashing stops. Calibration is now complete.5. Replace the plastic plug by pressing firmly.6. Turn off the flashlight and the PAS system. The unit is now ready for operationaluse once it has been fully charged. |
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