Section 2: General operation
Model DMM7510 7½ Digit Graphical Sampling Multimeter Reference Manual
2-144
DMM7510-901-01 Rev. B / May 2015
To set up triggers to occur based on input trigger pulses:
1. Press the
MENU
key.
2. In the View menu, select
Graph
.
3. Select the
Trigger
tab.
4. Set the Source Event to
External
.
5. Select
Digital Input
,
TSP-Link Input
, or
External Input
.
6. Set the length of the
Delay
that occurs before each measurement. 0 sets no delay.
7. Set the
Position
. The position marks the location in the reading buffer where the trigger will
occur. The position is set as a percentage of the active buffer capacity. The buffer captures
measurements until a trigger occurs. When the trigger occurs, the buffer retains the percentage of
readings specified by the position, then captures remaining readings until 100 percent of the
buffer is filled.
8. Set the
Trigger Clear
behavior. Select
Enter
to clear previously detected trigger events when
entering the wait block; select
Never
to immediately act on any previously detected triggers and
not clear them.
9. Set the
Edge
to rising, falling, or either.
10. If you are setting a digital or TSP-Link input, select the input
Line
that generates the trigger.
11. To start the measurements, select the Trigger Mode Indicator at the upper right of the screen and
select
Initiate Trigger Model
. The trigger model waits for an input on the selected source.
To set up waveform analog triggers:
1. Set the function to DC current, DC voltage, digitize current, or digitize voltage function.
2. If you selected the DC current or DC voltage function:
a. Press the
MENU
key.
b. Select
Settings
.
c.
Select a range (the range cannot be set to Auto).
d. Set Auto Zero to
Off
.
3. Press the
MENU
key.
4. In the View menu, select
Graph
.
5. Select the
Trigger
tab.
6. Set the Source Event to
Waveform
.