Electrical Connection - Flow vision FC01-Ex User Handbook Manual

Flow Meter | FC01- Ex

2 .6 . 1 .3 Electrical connection

The power supply to monitoring head CST-Ex is an intrinsically safe, ungrounded passive
N-terminal output from XSK of the FC01-Ex via Stahl safety barriers, EG-TYPE-EXAMINATION
CERTIFICATE PTB 01 ATEX 2053.
Connection is by means of a light-blue LiYCY cable, 4 x 2 x 0.75 mm
• Lay signal cable (shielded, blue) to DIN EN 60079-14:2003, chapter 12.2.2.3 (see also chap. 2.5).
heating circuit
Connection:
See circuit
diagram fig. 6
sensor circuit
signal circuit
signal circuit
safety barriers
from Stahl
16
EX ATMOSPHERE
Definitions and mounting instructions
cabl e
green
yellow
red
blue
pink
grey
brown
white
black
shield
cable
Kabel-Union
LiYCY 4 x 2 x 0.75 mm
light blue LE3H004
2
green 7
yellow 6
red 3
2
pink
8
grey 1
5
brown 10
11
white
4
blue
round plug,
Coninvers
2
UC-12S1NR A80DU
X221 517 01
, variable in length.
monitoring head
R(HEIZ)
7
red
6
R(Tdiff)
violet
3
2
8
copper
1
R(HEIZ)
5
10
R( Tref)
green
11
4
flange plug,
Binder 623
99-4607-00-12
X221 518 01
fig. 5