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FLOWSIC100 Flare · Addendum to Operating Instructions · 8025365/V1-0/2020-05 · © SICK Engineering GmbH
Electrical installation
5.6
Connection diagrams
Fig. 41
Cabling of the sender/receiver units
gnd
+24 V DC
RS485a
RS485b
gnd
+24 V DC
RS485a
RS485b
br
ws
gn
ge
+2
4 V
D
C
GN
D
a-
uni
t A
b-
un
it A
ws
br
gn
ge
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
co
m
n.c
.
n.o.
co
m
n.
c.
n.
o.
co
m
n.c
.
n.o.
co
m
n.c
.
n.o.
co
m
n.c
.
n.o.
RS485b
RS485a
+24 V DC
gnd
ge
gn
ws
br
Sl
av
e
Sl
av
e
FLSE100 Slave
Ma
st
er
FLSE100 Master
Ma
st
er
MCUP processor board
On-site cabling in explosion protected
Terminals
FLSE100-XT (passive
ultrasonic transducer *
*: Not for FLSE100-XT-P
Connection cable
Ex
-zo
ne
S
af
e z
on
e
brown
white
green
yellow
wh
ite
br
ow
n
gr
ee
n
ye
llo
w
A
B
C
D
E
Service
RS485**
gnd B A
Display connection
In
te
rfa
ce
m
od
ul
e c
on
ne
ct
io
n
Higher level
control system
FLSE100-XT Master