EUTECH INSTRUMENTS WP PCD 650 Manual de instrucciones descargar pdf (Pagina 69)

Instruction Manual PCD 650

3.8 Salinity Calibration

Use a standard solution of known value for calibration. Use the single-point

standardization option to measure samples that close in value and multi-point

standardization to measure wide range of samples.

1. Switch on the meter. Make sure the meter is in salinity measurement mode.

2. Press CAL (F2) to go to calibration mode.

3. The meter shows ‘Calibration-Rinse Electrode’ screen [Figure 48-(a)] few

seconds and then shows the cell constant adjustment screen [Figure 54-(a)].

(a) (b)

Figure 54 : Salinity Cell constant & salinity calibration

4. The upper display of the cell constant adjustment screen [Figure 54-(a)] shows

the salinity cell constant of your solution & lower display shows the measured

value of the solution with adjusted cell constant. Press

& keys to adjust

the cell constant for your custom solution in upper display.

5. Press ENTER key to confirm the entered value and to go to salinity calibration

screen.

6. The screen shows two readings [Figure 54-(b)]. The upper display shows the

salinity reading of the solution with respect to previous calibration (if any) &

lower display shows the salinity reading of the solution without any calibration.

Use & keys to adjust the upper display of the salinity value of your

custom solution.

7. Press ENTER key to confirm the entered value.

Note: If the meter is password protected, you will be prompted to enter a

password. Refer ‘Accessing Calibration mode when password protection

enabled’ in pa

e 42.

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EUTECH INSTRUMENTS WP PCD 650 Manual de instrucciones Pagina 69