2 practical example for turbidity measurement, 9 setting the integration time, Start up – Hach-Lange TSS PORTABLE Handheld Instrument for Turbidity_Suspended Solids Manual User Manual
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Start Up
4.8.2.2
Practical example for turbidity measurement
A standard curve C-TU is stored for the turbidity measurement.
1. Connect probe to instrument.
2. To switch the instrument on, press
ENTER/ON
for 2 seconds.
3. Select
READ
and confirm with
ENTER/ON
.
4. Place probe in measuring medium.
5. Select
START
and confirm with
ENTER/ON
.
Note: The data is automatically saved every minute, max. 290 measurement points.
6. To stop the measurement, select
READ
and confirm with
ENTER/ON
.
7. Select
STOP
, confirm with
ENTER/ON
.
Delete the saved measurement points:
8. Select
DATA
and confirm with
ENTER/ON
.
9. Select
DELETE MEP
and confirm with
ENTER/ON
.
10. Select
YES
and confirm with
ENTER/ON
.
4.9
Setting the integration time
Note: The measurement values are averaged out over the integration time, which results in a
smooth measurement signal. For the sludge blanket level measurement (refer to
), select the integration time 0 seconds.
Upon delivery, the default value is set to 30 seconds. The integration time can be set to
between 0 and 1000 seconds.
1. Select
MENU
and confirm with
ENTER/ON
.
2. Select
EXTRAS
and confirm with
ENTER/ON
.
3. Select
INTEGRATION
and confirm with
ENTER/ON
.
4. Change the displayed value with the navigation keys.
5. Confirm each entry with
ENTER/ON
.
6. Press
CLEAR/OFF
to return to the
MENU
.
Note: Press CLEAR/OFF again to return to the main menu.