T
O
S
8040
I
nstallation
and
Preparations
for
U
se
17
2.2
P
recautions for
I
nstallation
A
lw
a
ys
o
bse
r
ve
t
he f
o
ll
o
wing p
r
e
ca
u
t
i
o
ns
a
nd
co
ndi
t
i
o
ns when ins
ta
lling
t
he
t
es
t
e
r
ind
oor
s:
■
D
o not use the tester in a flammable atmosphere.
T
o
p
r
even
t
expl
o
si
o
ns
or
fi
r
es
,
neve
r
use
t
he
t
es
t
e
r
ne
ar
co
mbus
t
ible m
at
e
r
i
a
ls su
c
h
a
s
a
l
co
h
o
l
or
t
hinne
r
or
in
a
n
at
m
o
sphe
r
e
co
n
ta
ining su
c
h v
a
p
or
s
.
■
A
void locations subject to high temperatures or exposed to
direct sunlight.
D
o
n
ot
l
ocat
e
t
he
t
es
t
e
r
ne
ar
a
he
at
e
r
or
in
ar
e
a
s subje
ct
to
d
ra
s
t
i
c
t
empe
rat
u
r
e flu
ct
u
at
i
o
ns
.
O
pe
rat
ing
t
empe
rat
u
r
e
ra
nge:
0
°
C
to
+4
0
°
C
S
tora
ge
t
empe
rat
u
r
e
ra
nge:
-
4
0
°
C
to
+
70
°
C
■
A
void humid locations.
D
o
n
ot
ins
ta
ll
t
he
t
es
t
e
r
in high
-
humidi
t
y l
ocat
i
o
ns
,
in
c
luding ne
ar
b
o
ile
r
s
,
humidifi
-
e
r
s
,
or
w
at
e
r
supply
.
O
pe
rat
ing
r
el
at
ive humidi
t
y
ra
nge:
20
%
to
80
% (wi
t
h n
o
dew
co
ndens
at
i
o
n)
S
tora
ge
r
el
at
ive humidi
t
y
ra
nge: 9
0
%
or
less (wi
t
h n
o
dew
co
ndens
at
i
o
n)
C
o
ndens
at
i
o
n m
a
y
occ
u
r
even wi
t
hin
t
he
o
pe
rat
ing humidi
t
y
ra
nge
.
I
f s
o,
d
o
n
ot
use
t
he
t
es
t
e
r
un
t
il i
t
is
co
mple
t
ely d
r
y
.
■
D
o not install the tester in a corrosive atmosphere.
D
o
n
ot
ins
ta
ll
t
he
t
es
t
e
r
in
a
corro
sive
at
m
o
sphe
r
e
or
in
a
n
at
m
o
sphe
r
e
co
n
ta
ining
sulfu
r
i
c
ac
id mis
t
or
t
he like
.
D
o
ing s
o
m
a
y
r
esul
t
in
corro
si
o
n
o
f
co
ndu
ctor
s
or
imp
ro
pe
r
co
nne
ctor
co
n
tact
s in
t
he
t
es
t
e
r,
r
esul
t
ing in m
a
lfun
ct
i
o
ns
or
f
a
ilu
r
es
a
nd
le
a
ding
to
p
ot
en
t
i
a
l fi
r
es
.
■
D
o not install the tester in locations with excessive dust.
Ex
c
essive di
rt
a
nd dus
t
m
a
y
r
esul
t
in ele
ctr
i
c
sh
oc
k
or
fi
r
e
.
■
D
o not use the tester in areas with poor ventilation.
The
t
es
t
e
r
uses
a
n unf
orc
ed
a
i
r
coo
ling sys
t
em
.
Pro
vide
a
dequ
at
e sp
ac
e
aro
und
t
he
t
es
t
e
r.
■
D
o not place any objects on the tester.
I
n p
art
i
c
ul
ar,
he
a
vy
o
bje
ct
s pl
ac
ed
o
n
t
he
t
es
t
e
r
m
a
y le
a
d
to
m
a
lfun
ct
i
o
ns
.
■
D
o not install the tester on tilted surfaces or in locations sub-
ject to vibration.
The
t
es
t
e
r
m
a
y f
a
ll
,
r
esul
t
ing in d
a
m
a
ge
or
inju
r
y
.
■
D
o not use the tester in locations subject to strong magnetic
or electric fields.
Using
t
he
t
es
t
e
r
in su
c
h l
ocat
i
o
ns m
a
y
r
esul
t
in m
a
lfun
ct
i
o
ns
,
le
a
ding
to
ele
ctr
i
c
sh
oc
k
or
fi
r
e
.