User Manual

<4. COMMISSIONING OF pH/ORP>
4-17
IM 12A01A02-01E 5th Edition : Oct. 31, 2013-00
However, for applications where the pH during wash shows almost the same value as the normal
pH,thedifferencewillbeapproximatelyzero.Insuchacase,disablethewashrecoverycheck.
AnexampleofsuchapplicationsisthemonitoringofwastewaterpH.Ifyouselectwaterjet
cleaninginsuchacase,thenormalpHaswellasthewashingtimepHwillbearoundpH7;the
differencewillbeapproximatelyzero,sotherecoverytimecheckwillnotworknormally.
This function is available either for ORP measurement only.
pH
Time
Good Electrode
Bad Electrode
tR : Recovery Time
tW : Wash Time
tI : Wash Period
1/2∆pH
∆pH
1/3tR
tI : Wash Period
tW : Wash Time
tR : Recovery Time
F050605_3.ai
Figure 4.6
4.6.6 Factory setup
For “Factory setup,” there is no item to be set by the user.
NOTE
This menu is for service engineers only. This section is protected by a password. Attempting to
changedatainthefactoryadjustmentmenuwithouttheproperinstructionsandequipmentcould
result in corruption of the instrument setup and damage the performance of the unit.
4.7 Display setup
This screen is used to make various settings relating to screen display.
NOTE
Settable items differ depending on settings in “Sensor setup” and “Measurement setup.”
PH
4