3. Scroll down and then press *IOK
to select Turbidity.
Options
Averaging
* Turbidity
Chlorine
Date/Time
16:02:19 01/04/05
4. Scroll down and then press *IOK
to select Calibration.
Turbidity
Units
* Calibration
16:02:19 01/04/05
5. Scroll down and then press *IOK
to select a Calibration curve. Select
a calibration option based on the
composition of the standards that
will be used to calibrate the meter.
Turbidity
Units
* Calibration
16:02:19 01/04/05
For the most accurate results, the
Attenuation option should be chosen
when samples are over 500 NTU.
The range for the attenuation option
is 40–4000 NTU.
Calibration
* Formazin
Polystyrene
Attenuation
16:02:19 01/04/05
The Polystyrene calibration mode should be used only with Japanese Polystyrene
Standards (0–100 NTU). Available options are: Formazin, Polystyrene,
Attenuation.
Note: StablCal
â
standards below 50 NTU should not be used to calibrate the
TC-3000. The diluent has a different refractive index than traditional formazin
standards and will affect the results.
6. Press to exit to a previous menu or
make another menu selection or
press OFF to turn the meter off.
OPTIONS & SETUP • TURBIDITY 27