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3.
PRECAUTIONS FOR USE
a
- T u r n o f f the product and then connect it w i t h the A C
w a l l outlet by using the accessory power cable cord.
Refer to the maintenance section in t h i s document in
changing the current power supply voltage to a new
level.
b. The use of t h i s product under the following ambient
conditons is s t r i c t l y prohibited:
Direct exposure to the sunlight
H i g h - t e m p e r a t u r e and H i g h - h u m i d i t y
Mechanical V i b r a t i o n and Electrical Shock
c. The m a x i m u m input terminal voltage levels of
counter are a s f o l l o w s :
( F r o n t
Panel)
Channel A Input J u c k : 125Vrms ( a t 400Hz)
Channel B Input J u c k : 1 V r m s ( a t 80MHz to 1.36Hz)
( R e a r
Panel)
T O T A L I Z E I N P U T S T A R T / S T O P
t h i s
Input J u c k : ± 5 V
d» T h i s counter can s t a r t its operation a t the moment
when power is applied. However, w a i t 30 minutes to
give it a w a r m and then s t a r t your job w i t h it.
Accurate measurement w i l l be assured.
The counter is initialized as follows when turned
on :
F U N C s w i t c h : k H z / 1 0 M H z mode
G A T E s w i t c h : 0.27s/0.01s
kHz/p- s display L E D : A c t i v e
Note t h a t the display indicates " 0 " if no signal is input
to the counter.
7
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