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8
Calibration
Perform calibration before using the sensor or after cleaning.
Distilled or deionized water is required.
To calibrate SC-U1, press
Caution
Pressing
Zero calibration
Immerse the sensor in distilled water or ion-exchange water and adjust the
measurement value to the reference value (zero).
Clean the sensor's main unit and detection window.
1
Immerse the sensor in distilled
2
water or ion-exchange water.
・ Before calibrating the sensor, be sure to clean the sensor
Caution
・ If neither distilled water nor deionized water is available,
Allow the sensor to acclimate to the water temperature for
3
about 5 minutes, and check that there are no bubbles in the
detection window.
If bubbles are present, perform "Manual cleaning" P.30 to remove
bubbles.
Press
4
The sensor selection display is displayed.
.
automatically retains the measurement value.
body and detection window before immersing the sensor
in distilled or deionized water.
tap water without rust/turbidity can be used instead.
.
19
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