YOKOGAWA UV700G, User Manual

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<5. Calibration>
5-9
IM 12K01B02-01E
5.4.3 Common Span Calibration
MEAS. screen
CALIBRATION screen
[CAL.] [UV/VIS]
Refer to “5.3 Calibration Screen Display”
UV/VIS CAL. screen
Perform the common span calibration after finishing the common zero calibration.
• Preparation
Calibration tank:
1
Span calibration solution: 2 L (measureing flask)
Cleaning bottle: 1
• Calibration procedure
1. Press [UV/VIS] on the CALIBRATION screen of the converter.
Calibration item
[UV/VIS]
2. Clean the attached calibration tank with zero solution thoroughly, pour approximately 100
mL of span solution (in the 2 L measuring flask), which is prepared by following “5.4.1 How
to Prepare Calibration Solution”, and clean the tank inside.
Pour approximately 100 mL
of span solution.
Clean the tank inside. Discard the solution.
Shake up and down
3. After cleaning, pour the span solution up to the scale.
Scale
Amount to the scale is approximately 1.3 L.