Operation
pHotoFlex
®
Turb
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09/2021
Display illumina-
tion with battery-
powered operation
During operation with batteries or battery pack the meter automatically
switches off the display illumination if no key is pressed for 30 seconds. The
illumination is switched on with the next keystroke again.
4.2
Inserting a cell
In order to be able to insert cells into the pHotoFlex
®
Turb, the cell shaft must
be prepared for holding a cell.
Inserting a 28 mm
cell
1 Push the dust cover (1) upward.
The cell shaft for 28 mm cells is open.
Insert a 28 mm cell (see below)
Insert a 16 mm cell (see page 19)
1
2 Insert the cell so that it is positioned on the bottom of the cell
shaft.
The cell is ready to be measured.
3 For turbidity measurement:
Align the cell (see section 4.7.2).