Hf-scientific 19944 Triple Validation Turbidimeter - 0-100 NTU Uživatelský manuál stáhnout pdf (Strana 17)

TVT2 (5/02)

Rev. 1.7 (.pdf)

8. Pour the 10.0 NTU calibration standard into the sample well (ensure that the well is

completely filled). Place the black cleanout plug back on the sample well (to block

light).

Note: If you choose to use Formazin, be sure to clean the sample well immediately after

using Formazin and prior to returning to the measurement mode.

9. Press the

↵

↵↵

↵

button to indicate to the instrument that you wish to calibrate on the 10.0

NTU calibration level. Once you have pressed the

↵

↵↵

↵

button, the current reading will

be actively displayed on the LCD display.

Wait for the reading to stabilize, once the reading has stabilized press the

↵

↵↵

↵

button

again. The word CAL will appear on the upper row of the LCD display and the word

NO will appear on the lower row of the LCD display.

10. This is the final step for calibration at the 10.0 NTU level; if you wish to exit without

calibrating simply press the

↵

↵↵

↵

button. However, if you are satisfied and wish to

complete calibration on the 10.0 NTU level use the tu arrows to select the word

YES on the lower row of the display and then press the

↵

↵↵

↵

button to initiate

calibration.

Both the CAL and STORE blocks will flash during the operation and the word YES

will change to a count down starting at 90.

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 34 35

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Hf-scientific 19944 Triple Validation Turbidimeter - 0-100 NTU Uživatelský manuál Strana 17