eutech-instruments alpha ph 190 18 din phorp controllertransmitter Benutzerhandbuch

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9.6  Viewing Calibration points: pH or ORP – P4.0 
Setup program P4.0 lets you view the current points at which the controller is 
calibrated. This is a “view only” parameter. 
P4.1: first calibration point 
P4.2: second calibration point (pH only) 
 
When controller has no calibration points in memory, the display will show “-------“. 
P4.0
CAL
P4.1
P4.2
7.00
4.01
P4.0
CAL
P4.1
180
pH
ORP
 
Press ▲ and ▼ keys together (ESCAPE) at anytime, to leave the Setup mode 
and return to Measurement mode. 
 
P4.0: Viewing calibration points 
1. 
Key in the password “022” as per procedure in Section 5. 
2. 
Press  ▲ key three times. The screen will scroll P4.0 and CAL. Press 
ENTER. 
3. 
The screen will scroll P4.1, then CAL, then the first calibration point. 
4. 
Press ENTER. 
In pH mode, the screen will display P4.2, then CAL, then the second 
calibration point. 
In ORP mode, the screen returns to the general Setup menu. 
5. 
If you are in pH mode, press ENTER again to confirm and return to general 
Setup mode.  
Press ▲ and ▼ keys together (ESCAPE) to return to measurement mode.