HF scientific 19944 Triple Validation Turbidimeter - 0-100 NTU User Manual

Page 20

TVT2 (5/02)
Rev. 1.7 (.pdf)

5. At this point, the lower row of the display will indicate the operational status of the

offset function (on or off). You may change this status by using the

and

buttons. Once you have set the desired operational status of the offset function press
the

↵

button to accept it. If you turned the option off, you will return to the SETUP

mode. Press MODE to return to the automatic measurement mode.

6. If you turned the option on, you will be prompted to enter the laboratory

measurement of the grab sample (LAB).

Select the turbidity level for your grab sample using the

and

buttons. Once

you have set the desired level, press the

↵

button to accept it.

7. Next, you will be prompted to enter the on-line measurement of the grab sample

(OLR).

Select the turbidity level that the instrument reported for your grab sample using the

and

buttons. Once you have set the desired level, press the

↵

button to accept

it.

8. This completes the offset configuration.
9. At this point, the instrument will continue to the configuration (setup) mode of the

instrument.

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