![background image](http://html1.mh-extra.com/html/minghe-instruments/mhs-5200a-series/mhs-5200a-series_operating-manual_1801423013.webp)
12
Drawing 2-11
8
、
External signal input port selection
Select the input signal Ext.IN for input AC signal, Select TTL.IN for selecting the
input digital signal wave. In the main interface,Press
or
,
Adjust to the input
port selection page, Then click
,
The "*" are switched to the second
row,Then click
Key switch input port selection Ext.IN or TTL.IN.
图
2-12
9
、
Measurement function
In selecting the input source later, the input signal can be measured a variety of
parameters.
(
1) In the main interface, Press
or
,Adjusted to the measurement function
selection page shown in Figure 2-13
,
Then click
,
The "*" are switched to
the second row
,
Then click
Bond Switch the output port selection measurement
object. FREQ.
(
Frequency
)
、
COUNTR(Counting function)
、
POS-PW(+ Width)
、
NEG-PW(Negative Pulse Width)
、
PERIOD(Cycle)
、
DUTY
(
Duty cycle
)
。