Display Screen In Function And Numeric Modes; Icon And Display Screen - Hach DR/820 Instrument Manual

SECTION 1,
continued

1.4 Display Screen in Function and Numeric Modes

1.5 Icon and Display Screen

Figure 3 Icon and Main Display Screen
The main display operates in two modes: function mode and
numeric mode. The user does not select the mode, changeover is
automatic depending on the options selected, where the user is in
an analysis, and what information the instrument needs from
the user.
The main display shows action icons (
displayed below the horizontal line. This shows there are two
available options to select (zero the instrument, or take a reading)
at this point in the analysis.
The numeric mode is signified by the "
the horizontal line. In the numeric mode, some function keys act
as numeric entry keys (corresponding to the number on the key).
Figure 3 shows the icons displayed by the DR/800 Series
Colorimeters. Table 2 provides a brief description of each
display element.
12
and )
ZERO READ
" icon illuminated below
#