Thermo Fisher Scientific Alpha TDS 190 (In the process of updating the brand guideline & product image) - Manual (Page 27)

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8.9 Setting TDS Factor – P7.0
Program 7 allows the TDS factor to be selected, depending on the application.
.
P .0
d t s
0 0
P7.1: Setting TDS Factor
1. Key in the password “022” as per procedure in Section 5.
2. Press
▲key until screen displays P7.0 and TDS. Press ENTER.
3. Screen will scroll P7.1, ‘FACT.’ then TDS factor. (Default is 0.70)
4. Press
the ▲or ▼keys to change TDS factor (0.40 to 1.0). Press ENTER to
confirm.
5. Press ▲and ▼keys together (ESCAPE) to return to P7.0.