Velleman HPS50 Mode D'emploi page 48

Auto-setup
48
Fig 38
Fig 39
HPS50 PersonalScope
AUTO-SETUP FUNCTION
Auto
The auto-setup function is ideally suited for quick
measurements as no manual setup has to be made
and everything is automatic.
Note:
Use the auto-setup function when the screen
no longer displays a signal after the manual
setup.
Autorange on (Fig. 38) :
Time/div and Volt/div settings are displayed
•
inverted.
The time base and input sensitivity are automati-
•
cally set for optimal viewing of the input signal.
Auto-triggering is set for time base 2µs/div or
•
slower.
Normal triggering is set for time base faster then
•
2µs/div.
The slowest possible time base is 5ms/div.
•
The fastest possible timebase is 250ns/div.
•
Y-position is set to the center location.
•
Autorange off (Fig. 39) :
Time/div and Volt/div settings are displayed in a
•
normal font (not inverted).
Cursor keys are set for changing the time base and
•
input sensitivity.
Note:
Changing the time base, input sensitivity, Y-pos
or trigger mode turns off the auto range-mode
TM