External Trigger - UNI-T UT8805E Manual

Steps:
button and then select [Trg Src] → [Single], or press
1) Press
function on directly as Figure 2-38.
2) Select [Delay] to set the delay to be auto or manual mode.
3) Select [Samples] to set sampling number by direction buttons.
4) Select [VMC out] to set positive or negative polarity of output pulse signal.

2.6.3 External Trigger

The external signal is accessed by the EXT TRIG pin on rear panel. The parameters to be set in external
trigger function are samples, VMC out and slope.
Steps:
button and then select [Trg Src] → [Ext] to turn external trigger function on as Figure 2-
1) Press
39.
2) Select [Slope] to select positive/negative, and set external trigger to be rising edge trigger or falling
edge trigger.
3) Select [Samples] to set sampling number by direction buttons.
4) Select [VMC out] to set positive or negative polarity of output pulse signal.
Figure 2-38 Setting interface of single trigger
Figure 2-39 Setting interface of external trigger
33
UT8805E Benchtop Digital Multimeter
button to turn single trigger