Lovibond Scuba II Mode D'emploi page 6

Operation
1. Switch the unit on using the ON/OFF key.
The display shows: "0". Make one Zero for all the
methods:
2. Swirl the instrument several times under the water
surface allowing the sample chamber to completely fill.
Take the instrument out of the water.
3. Close the lid tightly.
4. Press the ZERO/TEST key. "000" flashes for
approx. 8 seconds. The display shows "0.0.0".
5. Select the test required using the MODE key:
Cl (free Chlorine/ total Chlorine) → pH → TA →
CyA → Br → Cl ... (Scroll).
6. Open the lid and add the appropriate tablet straight
from the foil.
Method
ClF : Free chlorine (ClF) DPD No.1
ClT : Total chlorine (Clt) DPD No.1 + DPD No.3
pH : pH Value
CyA : Cyanuric acid
TA : Alkalinity-M
Br : Bromine
7. Crush the tablet using a clean stirring rod.
Stir until the tablet is dissolved.
8. Close the lid and swirl the instrument gently for approx.
15 seconds.
9. Afterwards keep the instrument steady and wait for
15 seconds when testing ClF/pH/CyA/Br and 2 minutes
when testing ClT and TA.
10. Press "Zero/Test". The "---" symbol flashes for approx.
6 seconds. The result appears in the display (mg/l). Or:
LOW
HIGH
Repeat Test Press the "Zero/Test"-key
Change Method Take new sample.
Press the "Mode"- key to scroll down. Perform test.
New zero (Option)
Press the "Zero/Test"-key for 2 sec
6
(see pictures)
Result below lowest limit of measuring range
Measuring range exceeded
appropriate tablet
PHENOL RED PHOTOMETER
CyA-Test
ALKA-M-PHOTOMETER
DPD No. 1
.
GB