Metrohm 774 Oven Sample Processor - Manual (Page 59)

5.2 The keyboard
774 Oven Sample Processor, Instructions for use 53
Key Normal state Editing
Parameters for the RS 232
interface
• Character string with up to 14
alphanumerical characters.
Default value: “&M;$G”, may
be set with <CLEAR>. Most
Metrohm instruments can be
controlled with such remote
control commands, see pages
101ff.
3
WAIT Numerical entry ('3')
or
Define waiting time
• Waiting for a certain time inter-
val to elapse.
0
DEF Redefine various instrument
settings
• This function serves to tempo-
rarily change various settings.
Changes which are done in
this way are not integrated in
the method and are ignored
during processing of a
method.
• By repeatedly pressing the
<DEF> key the various set-
tings can be selected. In or-
der to change an entry the
function must first be con-
firmed with <ENTER> .
• The new settings take effect
immediately after confirmation
of the change by <ENTER>.
Numerical entry
or
Redefine various instrument
settings
• The DEF commands that are
available during manual opera-
tion are also programmable in
a sequence.
• This makes it possible to
change various instrument pa-
rameters under process control
during execution of a running
sequence.