UNI-T UTD3025C

Operating Manual for UTD2000/3000
3
5
Form 2-9 (the second page
)
Function menu
Setup
Descriptio
n
Type
Pulse widt
h
Trigger polarit
y
Positive pulse widt
h
Negative pulse widt
h
Trigger mode
To set positive pulse width as trigger signal
;
To set negative pulse width as trigger signal
;
A
utomatic
Normal
Single
The system will acquire waveform data automaticall
y
and display scanning base line on the sc reen without
trigger signal input. It will convert to trigger scannin
g
automatically when producing trigger signal
.
To produce trigger scanning if any trigger signal is produced
.
To produce once trigger then stop during trigger signal input
.
Trigger couplin
g
D
C
AC
High-frequenc
y
inhibitio
n
High-frequency inhibitionTo pass through AC & D
C
components of trigger signal
.
To obstruct DC components of trigger signal
.
To obstruct pass through of high-frequency components of
signal and only low-frequency c omponents can pass through
.
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