Kenwood FC-757, Инструкция по эксплуатации, Страница: 38 / 40

Seft open a f t e r the counter has entered the
self-check mode, and then v e r i f y t h a t the
output results agree to those listed below. .
Resolution *
3
value s e t t i n g
Output display
G A T E time
(measurement *
4
interval period)
0.01s/1
0.1s/10
1.0s/100
10000.0 kHz
10000.00 kHz
10000.000 kHz
0.01
seconc
0.1
second
1
second
* 3 In the self-check mode, a n y one of the
resolution values 100Hz, 10Hz and 1Hz
can be selected w i t h these resolution
setting values.
* 4 G A T E L E D © remains a c t i v e during the
interiod. T h e measurement interval is 200
milliseconds.
(4) If the M H z / m s mode is selected w i t h the
display unit select s w i t c h and a d d i t i o n a l l y
the resolution of 10s/1000 is specified by the
G A T E s w i t c h , the display d a t a w i l l be
"88.8.8.8.8.8.8". A t the same t i m e , the
M H z / m s indication L E D and the O V E R F L O W
L E D w i l l both t u r n o n . A n d the G A T E L E D
w i l l become a c t i v e f o r 10 seconds. Otherwise,
the counter has some c i r c u i t trouble.
(5) press H O L D s w i t c h © , the current measure-
ment value on the display w i l l be held. T h e
G A T E L E D remains inactive while the H O L D
s w i t c h is being held d o w n . T h e G A T E L E D
w i l l resume blinking a t the moment when the
H O L D s w i t c h is released. ( I f a resolution value
is changed, display d a t a w i l l be updated a t the
moment when the f i r s t G A T E interval period
is over.)
(6) Press R E S E T s w i t c h @ , and the current display
value w i l l be cleared.
The G A T E L E D remains inactive while the
R E S E T s w i t c h is being held down.
The G A T E L E D w i l l resume blinking a t the
moment when the R E S E T s w i t c h is released.
The measurement d a t a on the display w i l l be
updated when the f i r s t G A T E interval time is
over.
38