Yokogawa EXA SC202 2-Wire Conductivity Transmitter/Analyzer - Manuel (Page 13)

Spécifications 2-6
IM 12D7B3-F-E
Stamp Company :
Stamp Certification Institute :
Signature :
Remarks : Model EXA SC202S-F Model EXA SC202S-B Model EXA SC202S-P Model EXA SC202S-D
Title : Installation Drawing SC202S CSA Number : FF1-SC202S-00
Page : 4 of 10 Revision : 2.4
YOKOGAWA
EUROPE
B.V.
Date : 26/07/2004
〈
S
ens
or(
s)
are
a th
er
mo
co
uple,
RT
D’
s, p
ass
ive
re
si
sti
ve
sw
itch
devi
ce
s,
or i
s C
SA
enti
ty
appro
ved
and me
et
con
nec
tion r
equi
reme
nts.
〈
E
lec
tr
ica
l d
at
a o
f th
e
EXA
SC2
02S
-F
& SC2
02S
-P
:
-
Su
pply
and o
utp
ut
ci
rc
uit::
Ma
xi
mu
m
inp
ut
vol
tage
Vm
ax=
24
V
or
Ma
xi
mu
m
input
volta
ge
Vma
x=
17.5
V
Ma
xi
mu
m
inp
ut
cur
re
nt
Ima
x=
250
mA
Ma
xi
mu
m
input
curr
en
t Ima
x=
380
mA
Ma
xi
mu
m
inp
ut
p
owe
r
Pma
x=
1.2
W
Ma
xi
mu
m
input
p
owe
r
Pma
x=
5.
32
W
E
ffe
cti
ve
in
te
rn
al
c
ap
ac
ita
nc
e C
i=
73
7 p
F
; E
ffe
ct
iv
e i
nt
er
na
l i
nd
uc
ta
nc
e L
i=
2.
6
µH
.
-
Se
ns
or
input
ci
rcu
it:
Ma
xi
mu
m ou
tp
ut vo
lta
ge Voc=
14.4
V
; M
axi
mu
m
o
utp
ut
cur
re
nt
Is
c=
12.8
mA
Ma
xi
mu
m
al
lowed
extern
al
capa
ci
ta
nce
Ca
=103
nF
Ma
xi
mu
m
al
lowed
extern
al
inductance
L
a=200
mH
〈
A
ny C
SA a
ppro
ve
d
I.S.
inte
rfa
ce
ma
y be u
se
d
th
at me
ets the
fo
llowi
ng
re
quire
me
nt
s:
V
ma
x
≤
24
V
or
Vmax
≤ 1
7.
5
V
Ima
x
≤
250
mA
Imax
≤ 3
80mA
P
ma
x
≤
1.
2 W
Pmax
≤ 5
.3
2
W
C
a
?
737 p
F
+
Cca
ble; La
? 2
.6
µ
H
+
L
ca
bl
e
In
sta
llat
ion
sh
ould b
e
in
acc
or
dance
w
ith
Ca
nadi
an
El
ectri
cal Co
de,
Pa
r
t I
or
CEC
, Pa
rt
I.
M
ax
imu
m
sa
fe
a
re
a
vo
lta
ge
sh
ould
not
exce
ed
25
0
Vr
ms.
F
or
Cl
as
s I
, Di
v. 2
, G
rou
p
ABC
D
th
e C
SA a
ppro
ve
d
I.S.
inte
rfa
ce
is n
ot
r
equ
ired,
and
the
sen
sor
in
put
ci
rcu
it
is
non
-ince
ndive
havi
ng
the
para
me
ters:
M
ax
imu
m
outp
ut
vo
ltage
Vo
c=
14.
4V;
Maxi
mu
m
o
utp
ut
cu
rre
nt
Isc=
12.8
mA
M
ax
imu
m
allowe
d
ex
te
rn
al
ca
paci
tan
ce
Ca
=1.
4
µF
M
ax
imu
m
allowe
d e
xte
rn
al
ind
uc
ta
nce
La=9
00
m
H
Sa
fe
a
re
a
Ha
za
rdous
a
rea
Zo
ne
1
Z
on
e 0
o
r 1
S
af
e
ar
ea
A
ppa
ra
tus
I.S
.
in
ter
fa
ce
I.S
.
ce
rt
ifi
ed
T
er
m
ina
tor
E
X
A
S
C2
02
S
-F
&
S
C2
02
S
-P
S
en
so
r
Co
nne
ct
io
ns
V ma
x
=
24
V
or
V
ma
x
=
1
7,
5 V
I ma
x
=
2
50
mA
I ma
x
=
38
0
mA
P ma
x
=
1,
2
W
P
ma
x
=
5,
32
W
C
S
A
E
x
ia
C
la
ss
I,
D
IV
. 1
, G
ro
up
A
B
C
D
T
4
fo
r a
mb
ie
nt
te
mp
.
≤
55
ϒC
T
6
fo
r a
mb
ie
nt
te
m
p.
≤
40
ϒC