Beckman Industrial CIRCUITMATE UC10 Operator's Manual - Page 6

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Section
Three
SAFETY PRECAUTIONS
Always strictly observe the following precautions when operating
this
instrument.
1'
The
maximum
¡nput
voltage which
can
be applied to
the
input depends on the
f
requency
of the
input
and the position
of
the attenuator switch. This relationship
is
shown
graphically
in Figure
2,
and the values
given in this figure must
be
strictly observed. To reduce the
chancì
of
damáging
ine inprt
circuit,
start
with the attenuator in the X 0.1 position.
lf
the counter doesnlt counl, then switch
lhe
allenuator to
the
X
1 position.
2.
Use
this
instrument within an ambient temperature range of
OoC
to
S0oC. Do
not place the counter
on
top of
high-temperature
equipment.
3.
Never permit water
to
enler
the
Interior of
this
instrument.
4.
Never subject
this
instrument
to
severe
shock,
2