Manual Calibration Value Correction; Delete Calibration Point; Reset To Default Calibration; Measure - Hach LXV321.99.00001 User Manual

Operation
5.1.3

Manual calibration value correction

5.1.4

Delete calibration point

5.1.5

Reset to default calibration

5.2

Measure

26
1. Select , confirm with
MENU
2. Select , confirm with
CALIBRATE
The instrument reads the probe data.
3. Select the curve shown and confirm with
4. Select the desired curve and confirm with
5. Select the desired point and confirm with
6. Overwrite the existing calibration point.
7. Enter the value for the calibration point using the navigation keys and confirm with
.
ENTER/ON
• Navigation key
LEFT/RIGHT
• Navigation key
UP/DOWN
Same procedure as in section
value 0.000 and confirm with
If the turbidity calibration was changed, it can be reset to the default calibration in
accordance with ISO 7027.
Note: Stop the current measurement before the default calibration is reset.
1. Select , confirm with
MENU
2. Select , confirm with
CALIBRATE
The instrument reads the probe data.
3. Select turbidity curve C-Tu and confirm with
Note: If turbidity curve C-Tu is not shown in the menu, select the curve shown and confirm with
ENTER/ON. The selection menu for the curves is shown. Select curve C-Tu and confirm with
ENTER/ON. Curve C-TU is activated.
Open the selection menu for curve C-TU with ENTER/ON, select RESET and confirm with
ENTER/ON.
4. Press navigation key
The DS curves can also be reset to the default calibration (1-point calibration at 4 g/L).
However, a precise determination of the solids concentration can only be obtained through
calibration (refer to section 5.1, page
Note: In order to obtain precise solids measurement results, you must calibrate the instrument
before the first measurement is taken.
Without any calibration of the DS curves, the instrument returns to 1-point default calibration at
4 g/L. Deviations from the actual measurement value may occur.
.
ENTER/ON
.
ENTER/ON
ENTER/ON
ENTER/ON
ENTER/ON
: Jump to next/previous decimal place
: Change number
5.1.3. Set the concentration of the calibration point to the
. The calibration point is deleted.
ENTER/ON
.
ENTER/ON
.
ENTER/ON
ENTER/ON
, select
UP/DOWN RESET
23).
.
.
.
.
and confirm with
ENTER/ON
.