1
Functional description
ON
OFF
Cl
Mode
M E T H O D
M E T H O D
Zero
Test
M E T H O D
M E T H O D
0.0.0
Zero
Test
M E T H O D
M E T H O D
R E S U L T
R E S U L T
Operation
Switch the unit on using the ON/OFF switch
The display shows the following:
Select the test required using the MODE key:
Cl → br2 → CdO → O3 → pH → Cys → Cl .......... (Scroll)
The display shows the following:
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
∇-mark on the vial aligned with the ∆-mark on the instrument.
Press the ZERO/TEST key.
The method symbol flashes for approx. 3 seconds.
The display shows the following:
After zero calibration is completed, remove the vial from the sample
chamber.
Add the appropriate reagents, a colour will develop in the sample.
Screw the cap back on and replace the vial in the sample chamber
with the ∇ and ∆ marks aligned.
Press the ZERO/TEST key.
The method symbol flashes for approx. 3 seconds.
The result appears in the display.
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.
17