Aqua Lytic MiniDirect Photometer Bedienungsanleitung Seite 16

pH value 6.5 - 8.4 with tablets (PH)
GB
Perform zero calibration (see "Operation").
PH
Remove the vial from the sample chamber. Add a PHENOLRED/PHOTOMETER
0.0.0
tablet and mix to dissolve using a clean stirring rod. Screw the cap on and
replace the vial in the sample chamber making sure the ∆ and ∇ marks are aligned.
Zero
Press the ZERO/TEST key.
Test
The method symbol flashes for approx. 3 seconds.
PH
The pH value is shown in the display.
RESULT
Rinse the vial and cap thoroughly after each test.
Measuring tolerance: ± 0.1 pH
pH value 6.5 - 8.4 with liquid reagent (PH)
Perform zero calibration (see "Operation").
PH
0.0.0
Hold the reagent bottle vertically and add 6 evenly sized drops of PHENOLRED-
solution to the vial by pressing gently. Replace the cap tightly, swirl and place the
vial in the sample chamber making sure the ∆ and ∇ marks are aligned.
Zero
Press the ZERO/TEST key.
Test
The method symbol flashes for approx. 3 seconds.
PH
The pH value is shown in the display.
RESULT
Rinse the vial and cap thoroughly after each test.
Measuring tolerance: ± 0.2 pH