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P .0 rst n0 yes – Thermo Fisher Scientific Alpha TDS 190 (In the process of updating the brand guideline & product image) User Manual

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8.10 Controller Reset – P8.0
Program 8 gives an option to reset the controller to factory default values.

TDS range remains unchanged based on last selected range

All calibration data and TDS factor are reset

SP 1 is reset to 10 % of full scale and LOW

SP 2 is reset to 90 % of full scale and HIGH

Hysteresis for both set points is reset to 5 % of full scale

Temperature compensation mode remains unchanged (ATC or MTC)

In MTC mode, temperature value is reset to 25.0 °C

Temperature Coefficient is reset to 2.1%

Normalization Temperature is reset to 25.0°C


NOTE: ATC temperature offset is NOT reset

P .0

RsT

n0

yeS


Press ▲and ▼keys together (ESCAPE) at anytime, to leave the Setup mode and
return to Measurement mode.

P8.0: Controller reset
1.

Key in the password “022” as per procedure in Section 5.

2.

Press ▲key until screen displays P8.0 and RST. Press ENTER.

3.

Screen will scroll P8.1, then ‘No’.

4.

Press ▲or ▼keys to toggle between YES and NO. Press ENTER to
confirm selection.

5.

Press ▲and ▼keys together (ESCAPE) to return to P8.0. Press ▲and
▼keys together again, to return to measurement mode.