Start up – Hach-Lange TSS PORTABLE Handheld Instrument for Turbidity_Suspended Solids Manual User Manual
Page 20

20
Start Up
Calibrate curve C-DS1:
7. Select
MEMORY
and confirm with
ENTER/ON
.
8. Lower the probe into a container that contains a homogeneous sample.
9. Select
POINT 1
and confirm with
ENTER/ON
while stirring the measuring medium with
the probe.
The distance between the probe head and the walls and base of the container must
always be more than 70 mm (2.76 in.).
It takes 5 to 20 seconds to record the calibration point; then the selection menu for
calibration appears. While recording, the display shows the note "Memory".
10. Take the probe out of the container and clean it.
11. Determine the solids content of the sample in the laboratory.
12. Select
*POINT 1
and confirm with
ENTER/ON
.
13. Enter the laboratory value with the navigation keys and confirm with
ENTER/ON
.
•
Navigation key
LEFT/RIGHT
: Jump to next/previous decimal place
•
Navigation key
UP/DOWN
: Change number
The laboratory value is saved. The main menu is shown.
Measure:
14. Select
MEASURE
, confirm with
ENTER/ON
.
15. Select
START
and confirm with
ENTER/ON
.
Note: Data is automatically saved every minute, max. 290 measurement points.
Stop measurement:
16. Select
MEASURE
, confirm with
ENTER/ON
.
17. Select
STOP
, confirm with
ENTER/ON
.
Delete the saved measurement points:
18. Select
DATA
, confirm with
ENTER/ON
.
19. Select
DELETE MEP
and confirm with
ENTER/ON
.
20. Select
YES
and confirm with
ENTER/ON
.