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FLOWSIC100 Flare · Operating Instructions · 8013344/11L2/V 2-5/2018-10 · © SICK Engineering GmbH
Assembly and Installation
Su
bj
ect
to
ch
an
ge
with
ou
t n
otic
e
Connecting FLSE100 EX/EX-RE
– S/R units: Ex zone 1 and 2 with Exe terminal compartment
– MCUP: without explosion protection, Ex zone 2
Fig. 68
FLOWSIC100 EX/EXRE cabling
RS485 a
RS485 b
gnd
+24 V DC
RS485 a
RS485 b
gnd
+24 V DC
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
+24 V DC
GND
a-
un
it A
b-
un
it A
ws
br
gn
ge
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.
MCUP processor board
Terminal compartment
Terminal compartment
FL
SE
10
0 S
lave
FL
SE
10
0 Maste
r
on-site cabling in explosion
protected version according
to
(Contact position in current-free state)
Ex zone Safe ar
ea (or Ex zone
2 for MCUP
in E
x zone 2
version version)
green
yellow
green
yellow
brown
brown
white
white
green
yellow
brown
white
wh
ite
br
ow
n
gr
ee
n
ye
llo
w
A Operation/malfunction
B Maintenance
C Check cycle
D Maintenance request
E Limit value
A
B
C
D
E
Note
For 2-path, 2x1-path or 3x1-path measurement, the
second /third FLSE master and FLSE slave are
connected by use of a junction box with Ex certification
(available from SICK on request) to the MCUP.
”Point-to-point” wiring for 2-path and 2x1-path
measurement on request.
* MCUP Ex zone 2 only
Service
RS485*
gnd B A
Connection display
Connectio
n Interface module