Hach-Lange TSS PORTABLE User Manual

DOC13.52.90141

Quick guide

TSS Portable Handheld Instrument

The instrument has two functions: turbidity measurement and suspended solids measurement. The appropriate
probe registered to the handheld instrument should be used for measurements. Refer to the safety information in
the manual before start-up.

An example of a turbidity measurement and a suspended solids measurement are given below. Refer to the
manual supplied for further information and details on the instrument.

Turbidity measurement

A standard curve C-TU is stored for the turbidity measurement. Calibration is not required.

1. Connect probe to instrument.

2. To switch the instrument on, press

3. Select

4. Place probe in measuring medium.

5. Select

6. To stop the measurement, select MEAS and confirm with ENTER/ON.

7. Select

Delete the saved measurement points:

8. Select

9. Select

10. Select

MEAS and confirm with ENTER/ON.

START and confirm with ENTER/ON.

Note: The data is automatically saved every minute, max. 290 measurement point s .

STOP, confirm with ENTER/ON.

DATA and confirm with ENTER/ON.
DELETE DATA and confirm with ENTER/ON.
YES and confirm with ENTER/ON.

ENTER/ON for 2 seconds.

Suspended solids measurement

For the solids measurement, calibration is required. There are 4 curves available: C-DS1, C-DS2, C-DS3, C-DS4.
Each curve can be assigned to any measurement point. In the example, curve C-DS1 is selected.

1. Connect the probe to the instrument.

2. To switch on the instrument, press

Select calibration curve

3. Select

4. Select

5. Select

6. Select calibration curve C-DS1 with the navigation keys UP/DOWN and confirm with ENTER/ON.

MENU, confirm with ENTER/ON.
CALIBRATE, confirm with ENTER/ON.
CURVE C-TU and confirm with ENTER/ON.

Note: Curve C-TU is the default setting.

The instrument reads the probe data and info text appears on the display.

ENTER/ON for 2 seconds.

1

TSS Portable Handheld Instrument

Calibrate curve C-DS1:

7. Select

MEMORY and confirm with ENTER/ON.

8. Lower the probe into a container that contains a homogen eo us sam ple .

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

13. Enter the laboratory value with the navigation keys and confirm with

*POINT 1 and confirm with ENTER/ON.

• Navigation key

• Navigation key

LEFT/RIGHT: Jump to next/previous decimal place
UP/DOWN: Change number

ENTER/ON.

The laboratory value is saved. The main menu is shown.

Note: For broad measuring ranges, a second calibration point can be recorded. Up to three calibration points per curve can
be recorded.

Measure:

14. Select

15. Select

MEAS, confirm with ENTER/ON.
START and confirm with ENTER/ON.

Note: Data is automatically saved every minute, max. 290 measurement points.

Stop measurement:

16. Select

17. Select

MEAS, confirm with ENTER/ON.
STOP, confirm with ENTER/ON.

Delete the saved measurement points:

18. Select

19. Select

DATA, confirm with ENTER/ON.
DELETE DATA and confirm with ENTER/ON.

20. Select YES and confirm with ENTER/ON.

2