Hazardous locations of zone 1 and 2, Option: modis, 3 connection diagram – KROHNE CAPAFLUX EEx-ATEX EN User Manual
Page 8: Flow tube, Eifs 5000/cap-eex primary head, Coil b1 b ⊥ b2 i+ i l n, Ecoil, Ifc 090i/cap-eex signal converter, X x x x, E = pre-amplifier + capacitive electrode plate
CAPAFLUX IFM 5080 K/CAP-EEx and CAPAFLUX IFM 5080 K/CAP i-EEx
8
2.3 Connection
diagram
Flow tube
Hazardous locations
of Zone 1 and 2
E
IFS 5000/CAP-EEx
Primary Head
Flameproof (EEx d) enclosure
Coil
B1 B
⊥ B2 I+ I L N
BINARY CURRENT
MAINS
OUTPUTS OUTPUT SUPPLY
TERMINAL
COMPARTMENT
Standard "EEx e" (Optional "EEx d")
ELECTRONICS COMPARTMENT (always "EEx d")
Electrode
circuits
Field
coil
circuits
(10-pole connector)
(2-pole connector)
IFC 090/CAP-EEx
Signal Converter
PE
FE
L
N
PE
100-230
Vac
SIGNAL IN-/OUTPUTS
L
L FE 24
Vac/dc
E
Q
UI
P
O
TE
NTI
A
L B
O
N
D
IN
G
CO
NDUC
T
O
R
≥
4
m
m
2
(O
P
T
IO
NA
L)
Flameproof (EEx d) cable feed-through
Field coil circuit (2 wires)
B
A
E
Coil
El
ec
tr
ode
ci
rc
ui
t (
6 w
ire
s)
IFC 090i/CAP-EEx
Signal Converter
x x x x
1L 0L
PE
FE
INTRINSICALLY
SAFE
SIGNAL
IN-/OUTPUTS
L N
PE
100-230
Vac
(i.e.
MODIS)
L L FE 24
Vac/dc
Separation plate
Unused terminal
OPTION: MODIS
Flameproof (EEx d)
terminal feed-through
B
A
E = pre-amplifier + capacitive electrode plate