
event t o t a l count measurement mode.
If the F R E Q / A measurement mode
is selected w i t h F U N C s w i t c h ®
and the M H z / m s display unit is
also selected w i t h display unit se-
lect s w i t c h @ , the input signal to
C H A N N E L A is allowed to enter
the counter. However, in any other
measurement mode, the input signal
is blocked f r o m going into the
counter. F o r t h i s reason, do not
input the gate signal to the T O -
T A L I Z E I N P U T S T A R T / S T O P input
juck in any measurement mode other
than the event t o t a l count meas-
urement mode.
Note: If the input signals w i t h noise and
ringing superimposed on reach the
counter, they may cause an error dur-
ing event t o t a l count measurement.
In such a case, refer to the Input A d -
j u s t m e n t Functions of section 5 - 1 ' F r e -
quency M e a s u r e m e n t ' .
5 - 6
Display Description
5 - 6 - 1 D i s p l a y L a y o u t
Figure 4. V a r i o u s display examples
29
a. Frequency/period/time Interval
measurement data display
b. MHz frequency measurement
data display
c. Frequency Ratio measurement
data display
d. Event Input Total Count
measurement data display
Содержание FC-757
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