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CO2 Meter RAD-0002 にも：取扱説明書 (2 ページ)

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1.7 Calibration

1. Press Mode until the "CALI" "O2"icon flashes.

2. Press Enter, the "CALI" icons show on the LCD and "ZEro" icons will flash.

3. Press Up/Down button to switch Zero/Span

4. Press Enter button to Cali, "CALIBRATING" icons will flash, it will show PASS or

Fail 3 minutes later

5. Press Enter again(save) or press Mode (not save) quit the Cali mode

Note: please pump N2 (zero O2) into the RAD-0002 from the gas entry and wait about 5min before calibration,

then execute the "ZERO" calibration.

Part 2: Span Calibration

1. Hold the tubing from the 21% oxygen gas cylinder to the oxygen sensor opening on the top

right-hand corner of the SEU.

2. Open the gas regulator. Set the flow rate between 0.15-0.50 liters per minute.

3. Wait until the O2 reading on the SEU settles consistently at or near 21% O2 on the screen.

4. Press the Mode button 5 times. The "O2" and "CALI" icons will flash.

5. Press Enter to view the calibration settings. The words "O2" and "ZEro" will begin flashing

on the LCD.

6. Press the Up or Down arrow key to change from "Zero" to "SPAn".

7. Press Enter again to begin calibrating. "CALIBRATING" will begin flashing.

8. After approximately 3 minutes, the LCD will display either "PASS" or "FAIL"

9. If the LCD reads "FAIL", repeat the steps again. If it displays "PASS", press Enter. The

display should now show 21% O2.

10. Remove the oxygen gas.

11. Press the Reset button at the bottom right-hand side of the SEU front cover.

12. Remove tape over the alarm buzzer holes.