Manual


XIII. CELL CHECK

sensor. In normal use the cell may become dirty or coated and require
cleaning. If the display is showing “.00” when the cell cup is dry, the
sensor is probably clean. However, when testing high purity water in

what a manufacturer claims, a sensor can and will become contaminated
or coated and, therefore, require cleaning. A true 4-wire sensor, as in
the Ultrameter II, helps to mitigate contamination, but NO 
100% IMMUNE.
1. Press .
  to display the
stored memory records.
  repeatedly until
you pass the FAC SEL
location. The display will
show a “CELL ch”
 
4. Press to test.
If cell is clean, “Good” will
momentarily be displayed
 
dirty, “CELL cLn” will be
 
 
 
XIV. AUTO OFF
Auto off allows the user to adjust the




1. Press .
Figure 21
Figure 22
Figure 23
Figure 24