Hach APA 6000 Operation Manual page 18

High range hardness process analyzer
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Section 3
Valve Position
CAL STEP 1
Standard 1
Mask acid
Standard 1
Mixer
Mixer
Mixer
Waste
Standard 1
Mask acid
Mixer
Mixer
Mixer
Detector
Waste
Standard 1
Mixer
Waste
Standard 1
Standard 2
Mixer
Mask acid
Mixer
Waste
Standard 1
Mask acid
Standard 1
Mixer
Buffer/Indicator
Mixer
Waste
Mixer
Between ports
Detector
Mixer
Titrant
Detector
Mixer
Waste
Page 18
Sequence of Instrument Events
Table 8 Calibration
Volume (µL)
500
50
450
1000
950
100
1050
1500
50
1000
950
100
600
1000
1600
850
750
1495
85
0
20
850
750
760
20
260
400
160
700
900
1200
100
600
600
100
1400
250
250
Autoburette Action
Aspirate
Aspirate
Aspirate
Dispense
Aspirate
Aspirate
Dispense
Aspirate
Aspirate
Dispense
Aspirate
Aspirate
Dispense
Dispense
Aspirate
Dispense
Dispense
Aspirate
Aspirate
Depressurize
Aspirate
Dispense
Dispense
Aspirate
Aspirate
Aspirate
Aspirate
Aspirate
Dispense
Dispense
Aspirate
Aspirate
Dispense
Aspirate
Aspirate
Dispense
Aspirate
Dispense
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