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4. Enter the zero calibration value using the numerical key pad and press [SET].
Input range: 0.00 NTU to 10.00 NTU
Tip
[CLEAR]: Clears the whole value.
[BACK]: Deletes the rightmost number of the value.
The screen returns to the TURB. CAL. screen.
5. Open the valve of the calibration tank.
6. Press [ZERO].
A confirmation screen is displayed asking whether to start calibration.
7. Press [YES] to start zero calibration.
The screen shows that the calibration is in progress.
8. Adjust the flow rate to 50 mL/min using the flowmeter valve.
Mark showing the 80 mL/min position
50 mL/min position (three gradations below 80 mL/min position)
Flow rate reading position (top surface of the float)
Valve
Wait until the calibration is completed (10 minutes).
Tip
[FIX]: Forcibly stops the calibration and updates it without waiting for automatic completion
[STOP]: Stops the calibration
4 CALIBRATION
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