Kobold ZOK-E1, Supplementary Operating Instructions

Page: 17 / 42

ZOK-Ex
ZOK-Ex K08/0322 page 17
12. Wiring examples (control drawings)
12.1 Usage in Zone 1, Group IIB
H
az
ar
dous
ar
ea
D
O
N
-***1
A
/3
A
O
v
a
l G
e
a
r F
lo
w
m
e
te
r,
e
x
te
rn
a
l
p
o
w
e
re
d
, w
it
h
o
u
t
o
u
tputs
Sa
fe
A
re
a
Input
e
xt
. s
ens
or
s
S
ens
or
Fl
ow
m
et
er
ZO
K
-E1M
*F3*
*
LO
M
16
A
T
EX
2062
X
/
2
II 2
G
E
x ia
IIC
T
4
G
b
Fl
owm
et
er
D
O
N
-*
**
*
*
**
H
A
*
*
D
O
N
-*
**
*
*
**
B
A
*
*
D
O
N
-*
**
*
*
**
G
A
*
*
D
O
N
-*
**
*
*
**
K
A
*
*
Pow
er
and
4-
20m
A
input
Z
ener
bar
ri
er
G
ro
up
IIB
, z
on
e
1
-20
°C
≤
T
a
≤
60
°
C
Suppl
y
GND 4 3 2 1
-
+
-
+
Cont ro l In pu ts Inp ut B Inpu t A
Sensor Su ppl y
ex
t B
a
tt
Se
rv
ic
e
Sta
tO
ut
Pul
seO
ut
Ou
t1
Ou
t2
Switc h
Out
GN
D
In
Ou
t
Ou tput
4-20 mA
+Vs
Suppl y
GN
D
HA
/B
A/
G
A
/K
A
O
UT
H
A
/G
A
G
ND
+
Vs
O
UT
D
A
ex
t. s
u
p
p
ly
o
r lo
o
p
GN
D
E
x
G
u
id
e
19
A
T
E
X
0
0
0
7
II
3
G
E
x
ic
IIC
T
4
/T
3
Gc
V
er
so
rg
u
n
g
PE
1
7 8
2
300R
28V
2
0
- 2
6
V
D
C
PE
E
xG
u
id
e
19
A
T
EX
00
07
II 2
G
E
x
h
IIC
T
4/
T
3
G
b
Li
Y
C
Y
3
x0
,5
m
m
2
Lm
ax
=
1
0
m
Li
YC
Y
2
x0
,5
m
m
2
L
m
a
x =
1
0
0
m
U
i = 2
8
V
d
c
Ii = 1
00
m
A
P
i = 7
00
m
W
C
i = ve
rn
ach
lä
ss
ig
b
ar
Li
=
v
ern
ac
hl
äs
si
g
b
ar
-2
0
°C
≤
T
a
≤
60
°
C
Ui
≤
3
2
V
d
c
Ii ≤
1
00
m
A
P
i ≤
1
W
C
i =
27
0n
F
Li
= ve
rn
ach
lä
ss
ig
b
ar
-2
0 °
C
≤
T
a ≤
8
0
°C
RE
E
D
HA
LL
U
o
=
8,2
V
d
c
Io
=
1
00
m
A
P
o
=
70
0 m
W
C
o
=
3
µ
F
Lo
=
s
ie
he
Z
en
er
b
ar
rier
e
-2
0 °
C
≤
T
a ≤
6
0
°C
P&
F
Z728
BAS
01
A
T
E
X
7
00
5
II (
1)
G
[E
x
ia
G
a]
IIC
-2
0 °
C
≤ T
a ≤
6
0
°C
U
o
= 2
8
V
d
c
Io
=
9
3
m
A
P
o
= 6
50
m
W
C
C
≤
0
,2
nF
/m
C
≤
1
uH
/m
L
U
m
ax
= 2
6
V
d
c
C
o
= 6
50
nF
Lo
=
16
,4
m
H
IIB IIB
C
≤
0
,2
nF
/m
C
≤
1
uH
/m
L
si
m
p
le
a
p
p
ar
at
us