P07 Reverting To Factory Default Setting - CLEAN Instruments PH200 Operation Manual

6.5 Calibration
Note: Calibration must be done in the following three occasions:
1. before using new sensors or new meter;
2. when the sensor been used for a long time and lead to a widely deviation measuring result.
3. when reference temperature or temperature factor need to be changed.
Calibration step
1. In measurement mode, press to enter calibration mode.
2. Dip the electrode into standard solution.
3. After you get a stable current value or the
figures to match with the standard solution. Adjustable range is +30% of the stable current value.
Press to finish the calibration process.
4. The value of cell constant K indicates the status of the electrode.
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is showed, press to adjust the value

5.3.7 P07 Reverting to Factory Default Setting

After entering P-07, you can select NO or YES to not reverting or reverting to factory settings by
pressing . If select YES, the meter will revert all the settings to factory defaults and all
the settings will lost forever. The unit will restart at the same time.
Please refer to above description steps to set up P-07.
You can go to next parameter setting by pressing
go back to measurement mode.
Note:
1. During setting, you can press key to quit setting whenever necessary.
2. During setting, you can adjust anything twinkling by pressing
twinkling, you can speedy adjust the data by pressing
, or pressing key to quit and
. If it is the data
.
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