Yokogawa EXA SC202 2-Wire Conductivity Transmitter/Analyzer - Manuel (Page 18)

IM 12D7B3-F-E
2-11 Spécifications
Stamp Company :
Stamp Certification Institute :
Signature :
Remarks : Model EXA SC202S-B Model EXA SC202S-D No revision to drawing without prior FM Approval
Title : FM Control Drawing SC202S-B & SC202S-D (Non-incendive Entity concept) Number : FF1-SC202S-00
Page : 10 of 10 Revision : 2.4
YOKOGAWA
EUROPE
B.V.
Date : 26/07/2004
〈
Se
nso
r(s
)
are
o
f a
passi
ve
typ
e
to
b
e
re
gard
ed
as
’si
m
ple
appara
tus’
, d
ev
ice
s
wh
ic
h
neit
her
store
n
or
ge
ne
rat
e
vo
lta
ge
s o
ve
r 1
.5
V
, c
ur
re
nt
s o
ve
r
0.
1
A
, p
ow
er
o
ve
r
25
m
W
o
r e
ne
rg
y o
ve
r
20
µ
J, or
are
F
M
A
pp
ro
va
ls
e
nt
ity
ap
pr
ove
d
an
d m
ee
t c
on
ne
ct
io
n
re
qu
ire
m
en
ts
.
〈
E
le
ct
ric
al
d
at
a
of
th
e
E
X
A
S
C
202
S
-B
&
S
C
20
2S
-D:
-
S
up
pl
y
ci
rc
ui
t:
V
m
ax=
32
V
; P
i=
1.
2
W
; C
i=
7
37
p
F
; L
i=
2
.6
H
-
Se
nso
r i
nput ci
rcu
it:
Vt=14.4
V;
It=
12.8
mA
; Ca
=
1.4
F
; L
a=
900
mH
W
he
n
in
st
al
lin
g
th
is
e
qu
ip
m
ent
, f
ol
lo
w
th
e
m
an
uf
ac
tu
re
rs
in
st
al
la
tio
n
dra
w
in
g.
In
sta
lla
tio
n
sh
al
l b
e
in
a
cc
or
da
nc
e
w
ith A
rt
ic
le
5
01
.4
(B
) o
f t
he
N
at
io
na
l E
le
ct
ric
al
C
od
e (
A
N
S
I/N
FP
A
7
9)
.
N
on
in
ce
nd
iv
e f
ie
ld
w
iri
ng
m
ay
b
e i
ns
ta
lle
d i
n
ac
cor
da
nc
e
w
ith
A
rt
ic
le
5
01
.4
(B)
(3
)
〈
G
ro
un
di
ng
s
ha
ll b
e
in
a
cc
or
da
nc
e
w
ith A
rt
ic
le
2
50
o
f t
he
N
at
io
na
l E
le
ct
ric
al
c
od
e.
W
A
R
NI
NG
-
Su
bs
tit
ut
io
n
of
c
om
pone
nt
s
may
im
pai
r
sui
ta
bi
lit
y
for
Di
vi
si
on
2.
-
Do
no
t r
em
ov
e
or
r
epl
ace
whi
le
c
ircu
it
is
live
un
les
s
ar
ea
is
kn
ow
to
be
non
-ha
za
rdou
s
-
Ex
pl
osi
on
Haz
ar
d
—
Do
not
d
isco
nn
ec
t equ
ipm
ent
u
nl
es
s
ar
ea
is
kn
ow
to
be
non
-haz
ar
dou
s
-
Do
no
t r
es
et
ci
rc
ui
t b
re
ak
er
u
nl
es
s
pow
er
has
be
en
r
em
ov
ed
fr
om
the
eq
ui
pm
ent
o
r t
he
ar
ea
is
kn
ow
to
be
non
-
haz
ar
dou
s
Uncl
ass
ifi
ed
Loca
tion
Cl
ass
ifi
ed
Lo
cati
on
Di
vi
si
on 2
F
M
A
pp
ro
ve
d
P
ow
er
S
up
pl
y
V
oc
¡Ü
3
2
V
DC
F
M
A
ppr
ove
d
T
er
m
in
at
or
R
=
9
0.
.1
00
C
=
0
..2,
2
F
E
X
A
S
C2
02
S
-B
&
S
C2
02
S
-D
S
en
so
r
C
on
ne
ct
io
ns
M
ax
. c
ab
le
le
ng
th
: 6
0
m
tr
.
C
ab
le
d
ia
.:
3
12
m
m
.
F
M C
las
s
I, D
IV.
2,
G
ro
up
A
BC
D
T
4
for
am
bi
en
t te
mp.
≤
5
5
ϒC
T
6
for
am
bi
en
t te
m
p.
≤ 4
0
ϒC