Rockwell Automation 1797-BCNR FLEX Ex Redundant ControlNet Barrier Module - Manual (Page 18)

18 FLEX Ex Redundant ControlNet Barrier Module
Publication 1797-5.35 - July 2004
1
.
.
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.
.
.
.
.
.
.
.
.
.
.
.
Th
e C
on
tro
lNe
t E
x
S
yst
em
is a
n in
tr
in
sica
lly sa
fe
s
yste
m
a
cco
rd
in
g to
E
N
5
00
39
. W
he
n i
nsta
lli
ng
t
he
syste
m
, th
e ce
rt
ifi
ca
te
o
f co
nf
or
m
it
y a
nd
th
e n
ati
on
al in
sta
lla
tio
n r
eg
ula
tio
ns
m
us
t b
e h
ee
de
d. T
he
co
m
po
nen
ts
of
th
e C
on
tr
ol
N
et
Ex
s
ys
tem
a
nd
th
e i
nte
rc
on
ne
ct
ions
ar
e s
how
n o
n t
he
in
st
al
la
ti
on
dr
aw
in
g (A-B
P
ub
. 1
79
7-6
.5
.6
).
fib
er
Ch
B
ChA
Uo
=5
.4
V,
Io
=1
60m
A
,
F -3
>50
0k
H
z
Po
w
er
S
upp
ly
Ui=
9.5
V,
Ii=1A
,
Ci
<12
0n
F,
Li
=ne
gl
ig
ib
le
Ch
1
No
de
4
...
4
8
Pr
ot
ec
t t
he
sy
ste
m
a
ga
in
st e
le
ct
ro
sta
tic ch
ar
ge
. P
ost
a
sig
n n
ea
r th
e m
ain
co
m
po
ne
nt
s o
f
th
e syste
m
:
A
tte
nt
io
n! A
voi
d el
ec
tr
os
tat
ic
c
har
ge
179
7-
A
C
N
R
15
/*
or
R
S
D-
GW
-E
x2
.C
N
Uo
=5
.4
V,
Io
=1
60m
A
,
F -3
>50
0k
H
z
Ch
B
Ch
A
Uo
=5
.4
V,
Io
=1
60
m
A
,
F -3
>50
0k
H
z
Po
w
er
Su
pp
ly
U
i=9.
5V
,
Ii=
1A
,
Ci
<12
0n
F,
Li=
ne
glig
ib
le
N
ode 3
17
97-
A
CN
R1
5/
* or
RS
D
-G
W
-E
x2
.C
N
Uo
=5
.4
V,
Io
=1
60
mA
,
F -3
>50
0k
H
z
17
97
-R
PF
M
/*
or
RS
D
-F
C
-E
x2
.C
N
3k
m
17
97-
RP
FM
/*
or
RS
D-
FC
-E
x2
.CN
3
km
fi
ber Ch0
fi
be
r
Ch
1
fi
be
r
Ch
0
Fle
xb
us
Uo
=5
.4
V,
Io
=4
00
m
A
,
Po
=2
.1
6W
,
C
o=6
5µ
F,
Lo
=1
0µ
H
Fl
ex
bu
s
Uo
=5
.4
V,
Io=4
00
mA
,
Po
=2
.1
6W
,
Co
=6
5µ
F,
Lo
=1
0µ
H
CENELEC ControlNet Ex
System Diagram
17
97-
R
PF
M
/*
or
RS
D-
FC
-E
x2
.CN
3
km
CN
et
Ex
tr
k t
rm
C
ont
ro
lN
et
Ex
ta
p
The
C
oax
T
runk
Ca
bl
e i
s
per
mi
tt
ed
to
ha
ve
a
ma
xi
m
um
le
ng
th
o
f
1,
000m
w
ith
on
ly
2
c
on
ne
cte
d C
on
tr
ol
N
et
Ex
T
ap
s dr
op
pi
ng
t
o o
nl
y
250
m
wi
th
t
he
ma
xi
m
um
al
lo
w
ed
c
on
nec
ted
C
on
tr
ol
N
et
Ex
T
aps
of
48.
C
ont
ro
lN
et
Ex
ta
p
coax
tr
unk
c
ab
le
75
O
hm
1W
Ci
n
eg
l.
Li
neg
l.
N
ea
r t
he
m
ain
co
m
po
ne
nts o
f
th
e syst
em
a
p
la
te
w
it
h
th
e syst
em
m
arki
ng
m
ust
be
a
tt
ach
ed
. If
th
e syst
em
is i
nst
alle
d i
n a
ca
bi
ne
t, t
he
p
la
te
m
ust
be
fixe
d o
n t
he
in
si
de
of
th
e c
abi
ne
t
do
or
.
*R
G
6-
C
N
et
is
d
ef
ine
d a
s:
C
ab
le
Im
peda
nc
e =
75
O
hm
+ o
r -
3
O
hm
Ca
bl
e Ca
pa
ci
ta
nce
<
5.
94
nF
p
er
10
0m
C
abl
e R
es
is
ta
nc
e
>9.
08
O
hm
pe
r 1
00
m
Ca
bl
e A
tt
enu
at
io
n (
-20
to
+7
0
o
C)
0
.2
M
Hz >
0
.9
3d
B
/1
00
m
5
M
Hz
>
1
.39
dB
/1
00
m
0
.5
M
Hz >
0
.9
5d
B/
10
0m
10
M
H
z >
1.
86
dB
/1
00m
1
M
Hz >
1
.0
7d
B
/1
00
m
2
0MHz >
2.
73
dB
/1
00m
2
M
Hz >
1
.1
6d
B
/1
00
m
5
0MHz >
4.
33
dB
/1
00m
co
ax
t
ru
nk ca
bl
e
C
abl
e t
ype
11
89A
, 30
92A
, or
30
92A
Bl
ue fr
om ma
nu
fac
tur
er
B
el
den
W
ire
or
ty
pe
RG
6-
C
N
et
*
C
ont
ro
lN
et
Ex
ta
p
H
a
za
rdou
s A
rea
Zo
ne
1
U
o=5
.4
V,
Io
=2
01
mA
,
F -3
>50
0k
H
z
Po
w
er
S
upp
ly
Ui
=9
.5
V,
Ii=
1A
,
Ci
<120nF
,
Li
=negl
ig
ib
le
PA (Eui
po
tenti
al
bond
ing)
CN
et
Ex
tr
k tr
m
C
i <
60p
F
Co
nt
rol
N
et
Ex
ta
p
CN
et
Ex
ta
p t
rm
Ci
<
68
pF
Li
neg
l. Li
<
56
0n
H
Li
<
110
0u
H
Li
<
110
0u
H
N
ode
1
N
ode
2
(S
af
e A
rea
)
N
on
H
az
ar
dou
s
Loc
at
ion
17
97
-BCN
R o
r
RS-FB-E
x2
.C
N
CN
et
H
a
za
rd
ou
s Ar
ea
Zone
0
Fo
r t
he
tr
ans
mi
tt
al
be
tw
ee
n t
he
s
af
e a
re
a
an
d t
he
ha
za
rd
ou
s ar
ea
on
ly
o
pt
ic
al
gl
as
s-
fi
be
rs
ar
e
per
mi
tt
ed.
Th
e d
ia
m
et
er
o
f
a
si
ng
le
gl
as
s-
fi
be
r m
us
t b
e >
6um
.
Th
e
po
we
r
de
ns
it
y of
t
he
t
ra
ns
m
itt
er
d
iod
e
mu
st
be
<
5m
W
/mm
2
(i.e
., HFB
R
1
31
2
fr
om
H
ew
le
tt-
Pa
ck
ar
d m
an
uf
ac
tur
er)
.
Th
e a
m
bi
en
t t
em
pe
ra
tu
re
ra
ng
e o
f t
he
C
on
tro
lN
et
E
x syste
m
is -
20
to
+
70
o
C.
30670-Mp