GRANUDOS 45/100 PLUS V70 Touch
Index: 03
Change date: 25.04.2018
Operating instructions no.: BA SW 001-03 Granudos 45-100 PL V70T.docx
Page 50 of 92
CAUTION !
The factory settings may not be changed:
Lower limit pH 6.5
Upper limit pH 7.5
Delay time 5min
The calibration may only be performed
when the GRANUDOS PLUS
is not
in
the operating state "Filling the buffer
tank!
After pressing the Stop programme
button, the feed pump stops and the
manual ball valves in the dosing lines and
the suction line to the feed pump close.
Unscrew the connection plug from the
electrode to remove the pH-electrode;
then turn out the pH-electrode and
calibrate it according to the operation
instructions for pH calibration in
Section 9.7, pH-electrode calibration
.
Thereafter, reinstall the electrode.
Figure 35, pH electrode