YSI pHotoFlex pH Handheld Colorimeter - Manual (Page 20)

Operation pHotoFlex
®
pH
20 ba76123e01 02/2013
Display illumination
with battery and
rechargeable battery
operation
During operation with batteries or rechargeable battery the meter auto-
matically switches off the display illumination if no key is pressed for
30 seconds. The illumination is switched on again with the next key-
stroke.
4.2 Inserting a cell
To be able to insert cells in the pHotoFlex
®
pH, the cell shaft has to be
prepared to take in a cell.
Inserting a 28 mm cell
Inserting a 16 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 20)
1
2 Insert the cell so that it is positioned on the bottom of the cell
shaft.
The cell is ready to be measured.
1 Put the fold-out cell shaft (2) in an upright position until it locks
into place.