HF scientific MicroTOL Online Turbidimeter old series- 0-1000 NTU - Manual (Page 19)

MICRO TOL (12/04)
Rev. 2.7 13
2. Remove the flow through unit.
3. Insert the requested 1000 NTU standard. Index the standard to the lowest value on the
upper display.
4. Press the
↵ button to accept the calibration.
5. The lower display will count down the progress of the calibration step.
6. The lower display will now change to show alternating 10 and
↵, requesting the 10.0
NTU standard.
7. If the alternating 10 and
↵ is not displayed, push the t or uuntil you get this
display.
8. Insert the requested 10.0 NTU standard. Index the standard to the lowest value on the
upper display.
9. Press the
↵
button to accept the calibration.
10. The lower display will count down the progress of the calibration step.
11. The lower display will now change to show 02 and
↵
, requesting the 0.02 NTU
standard.
12. Insert the requested 0.02 NTU standard. Index the standard to the lowest value on the
upper display.
13. Press the
↵ button to accept the calibration.
14. The lower display will count down the progress of the calibration step.
15. The instrument will show alternating END and
↵.
16. Press the
↵ button to accept the calibration.
17. The instrument will display SAVE on the lower display briefly and then the Mode
will return to AUTO.