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4 CALIBRATION
9. Adjust the flow rate to 50 mL/min using the 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
The screen shows that the calibration is complete.
10. Press [YES].
The color span calibration coefficient is updated.
11. Close the valve of the calibration tank.
12. Disconnect the calibration tank from the calibration inlet of the device.
Note
Wear protective equipment, such as gloves to avoid direct contact with the solution.
Installing the residual-chlorine sensor
1. Stop the device (close the stop valve, discharge water and turn OFF the power).
Reference
" Stopping operation" (page 137).
2. Remove the rubber plug.
3. Install the residual-chlorine sensor.
Reference
" Replacing beads" (page 143).
4. Open the stop valve.
5. Adjust the flow rate of the sample water to 80 mL/min using the valve.
6. Close the inner door of the device and turn ON the power.
Reference
" Restarting operation" (page 137).
36
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
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