PROGRAMMING
4-39
4.7.11
Change Output?
There are two different external output options: DAC
(Analog output) and Alarm in the MiniRAE 2000 that can
be selected from the programming menu. The alarm output
can be used to connect to the optional vibration alarm
(vibrator) only. The analog output, which is proportional
to the gas concentration, can be connected a chart recorder
or can be queried by a computer to download data in real
time (see Technical Note 141).
1. “Change External Output?” is the eleventh sub-menu
item in the Monitor Setup menu.
2. Press the
[Y/+]
key and the display shows the current
output option selection: “Output = DAC?”
3. Press the
[Y/+]
key to accept the currently displayed
output option. Press
[N/-]
to change to the other
external option: “Output = Alarm?” Press
[MODE]
to
exit this sub-menu and move to the next monitor setup
sub-menu.
4. If there is any change to the existing selection the
display will show “Save?” Then, press
[Y/+]
to save
the change, press
[N/-]
to go back to Step 2, or press
[MODE]
to exit this sub-menu and move to the next
monitor setup sub-menu.
