YSI pHotoFlex STD Colorimeter - Manual (Page 20)

Operation pHotoFlex
®
STD
20 ba76122e01 02/2013
For optimum measurement results, the cell must always be covered by
the external light cover. Otherwise, the external light can falsify the
measurement result.
4.3 General operating principles
This section contains basic information on the operation of the
pHotoFlex
®
STD.
Operating elements,
display
An overview of the operating elements and the display is given in
section 1.2 and section 1.3.
Operating modes,
navigation
An overview of the operating modes of the pHotoFlex
®
STD and the
navigation through menus and functions can be found in section 4.3.1
and section 4.3.2.
4.3.1 Operating modes
The instrument has the following operating modes:
 Measuring
The meter determines measurement data and displays the results in
the measured value display
 Calibrating
The meter carries out a blank value measurement or zero adjust-
ment
 Data transmission
The meter transmits datasets to the serial interface
 Configuration
The display indicates a menu with further menus, settings and func-
tions
4 Insert the 16 mm cell (marking points to the front) so that it is
positioned on the bottom of the cell shaft.
5 Close the external light cover (4).
The cell is ready to be measured.