GB
5 in 1 Photometer : Cl, pH, Cys, TA, CAH
Operation
ON
Switch the unit on using the ON/OFF switch.
OFF
The display shows the following:
Cl
Select the test required using the MODE key:
Mode
Cl → pH → Cys → tA → CA.H → Cl → .......... (Scroll)
The display shows the following:
M E T H O D
M E T H O D
Fill a clean vial with the water sample up to the 10 ml
mark, replace the cap tightly and place the vial in the
sample chamber with the Δ-mark on the vial aligned with
the ∇−mark on the instrument.
Zero
Press the ZERO/TEST key.
Test
The method symbol flashes for approx. 3 seconds.
M E T H O D
M E T H O D
The display shows the following:
0.0.0
After zero calibration is completed, remove the vial from
the sample chamber.
Add the appropriate reagent tablet; a colour will develop
in the sample.
Replace the cap tightly and place the vial in the sample
chamber with the Δ and ∇ marks aligned.
Zero
Press the ZERO/TEST key.
Test
M E T H O D
The method symbol flashes for approx. 3 seconds.
M E T H O D
R E S U L T
The result appears in the display.
R E S U L T
Repeating the analysis:
Press the ZERO/TEST key again.
New zero calibration:
Press the MODE key until the desired method symbol
appears in the display again.
User messages
Light absorption too great. Reasons: zero calibration not
E0I
carried out or, possibly, dirty optics.
÷Err
HI
Measuring range exceeded or excessive turbidity.
or
Result below the lowest limit of the measuring range.
-Err
LO
or
LO BAT
Replace 9 V battery, no further analysis possible.
Technical data
2 LED: λ
= 528 nm (filter) ; λ
Light source:
1
Battery:
9 V-block battery (Life 600 tests).
Auto-OFF:
Automatic switch off 5 minutes after last
keypress
Ambient conditions:
5-40°C
rel. humidity (non-condensing).
CE:
DIN EN 55 022, 61 000-4-2, 61 000-4-8,
50 082-2, 50 081-1, DIN V ENV 50 140, 50 204
Chlorine 0,05 - 6,0 mg/l
(a) Free Chlorine
Perform zero calibration (see "Operation").
0.0.0
Empty the vial and then add a DPD No. 1 tablet. Crush
the tablet with a clean stirring rod then add the water
sample to the 10 ml mark. Mix well with the stirring rod
to dissolve the tablet. Replace the cap tightly and place
the vial in the sample chamber making sure the Δ and ∇
marks are aligned.
Zero
Test
Press the ZERO/TEST key.
Cl
The method symbol flashes for approx. 3 seconds.
The result is shown in the display in mg/l free chlorine.
R E S U L T
R E S U L T
(b) Total Chlorine
Remove the vial and add one DPD No. 3 tablet to the
coloured test solution. Mix to dissolve with the stirring rod.
Replace the cap tightly and place the vial in the sample
chamber making sure the Δ and ∇ marks are aligned.
Wait for a colour reaction time of two minutes.
Zero
Press the ZERO/TEST key.
Test
Cl
The method symbol flashes for approx. 3 seconds.
R E S U L T
R E S U L T
The result is shown in the display in mg/l total chlorine.
Rinse the vial and cap thoroughly after each test.
(c) Combined Chlorine
Combined Chlorine = Total Chlorine - Free Chlorine
Tolerance: 0-1 mg/l: ± 0.05 mg/l > 3-4 mg/l: ± 0.30 mg/l
pH-value 6,5 - 8,4
Perform zero calibration (see "Operation").
0.0.0
Remove the vial from the sample chamber. Add a
PHENOLRED/PHOTOMETER tablet and mix to dissolve
using a clean stirring rod. Replace the cap tightly and
place the vial in the sample chamber making sure the Δ
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.
R E S U L T
R E S U L T
Rinse the vial and cap thoroughly after each test.
Tolerance: ± 0.1 pH
Cyanuric Acid 2 - 160 mg/l
The display shows the following:
•Cys
Pour 5 ml of the water sample into a clean vial and fill
with deionised water to the 10 ml mark. Replace the cap
tightly and place the vial in the sample chamber making
= 605 nm
2
sure the Δ and ∇ marks are aligned.
Zero
Press the ZERO/TEST key.
Test
The method symbol flashes for approx. 3 seconds.
•Cys
The display shows the following:
0.0.0
> 1-2 mg/l: ± 0.10 mg/l > 4-6 mg/l: ± 0.40 mg/l
> 2-3 mg/l: ± 0.20 mg/l
Add a CYANURIC ACID tablet and mix well to dissolve
the tablet using a clean stirring rod. The presence of
cyanuric acid will cause the solution to take on a milky
appearance. Replace the cap tightly and shake the vial
for about 20 seconds. Place the vial in the sample
chamber making sure the Δ and ∇ marks are aligned.
Zero
Press the ZERO/TEST key.
Test
The method symbol flashes for approx. 3 seconds.
•Cys
The result is shown in the display in mg/l cyanuric acid.
R E S U L T
R E S U L T
Tolerance: ± 10 mg/l
Total Alkalinity 5 - 200 mg/l CaCO
3
Perform zero calibration (see "Operation").
0.0.0
Remove the vial from the sample chamber. Add a
ALKA-M-PHOTOMETER tablet and mix to dissolve using
a clean stirring rod. Replace the cap tightly and place the
vial in the sample chamber making sure the Δ and ∇ marks
are aligned.
Zero
Test
Press the ZERO/TEST key.
tA
The method symbol flashes for approx. 3 seconds.
The mg/l CaCO
value is shown in the display.
R E S U L T
R E S U L T
3
Rinse the vial and cap thoroughly after each test.
Tolerance: ± 5 % Full Scale
Calcium-Hardness 50 - 500 mg/l CaCO
3
Use the adapter for 16 mm vial.
Fill a clean 16 mm vial with 8 ml destilled water (Calcium-
Ion free). Add a CALCHECK-tablet and mix well to
dissolve the tablet using a clean stirring rod. Replace the
cap tightly and place the vial in the adapter/sample
chamber making sure that | and Δ marks are aligned.
Zero
Press the ZERO/TEST key.
Test
The method symbol flashes for approx. 3 seconds.
CA.H
0.0.0
The display shows the following:
Remove the vial from the sample chamber. Add 2 ml of
the water sample. Replace the cap tightly and place the
vial in the sample chamber making sure the | and Δ marks
are aligned.
Wait for a colour reaction time of two minutes!
Zero
Press the ZERO/TEST key.
Test
The method symbol flashes for approx. 3 seconds.
CA.H
The result is shown in the display in mg/l CaCO
R E S U L T
R E S U L T
Tolerance: ± 5 % Full Scale
.
3
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