KROHNE IFC 090F Converter EEx-ATEX EN User Manual
Page 8
ALTOFLUX IFC 090 F-EEx and ALTOFLUX IFC 090 F / i-EEx
8
Cable B
Power supply cable: The cable parameters must be in accordance with the regulations of the EN
60079-14 "Electrical installations in hazardous locations" or an equivalent national standard.
The PE terminal must be connected to the protective ground conductor of the mains supply.
Rated voltage
≥ 500 V
Cross-sectional area of core
1.5 to 2.5 mm
2
Examples H07...-.,
H05...-.
Cable C
1
2
3
4
5
6
7
8
3 3
7
1
6
4
Type DS blue
Intrinsical safe, with double shielding
1 Stranded drain wire,
1st shield, 1.5 mm
2
2 Insulation
3 Stranded wire, 0.5 mm
2
4 Special foil, 1st shield
5 Insulation
6 Mu-metal foil, 2nd shield
7 Stranded drain wire,
2nd shield, 0.5 mm
2
8 Outer sheath
(flame-retardant)
Cable constants (typical
values at Ta = 20°C)
C’3/3 60 pF/m (1 kHz)
C’3/4 110 pF/m (1 kHz)
C’4/6 290 pF/m (1 kHz)
L’3/3 0.85 µH/m (1 kHz)
L’3/4 0.60 µH/m (1 kHz)
R’3
37 m
Ω/m
R’4+1 12 m
Ω/m
Cable D
Intrinsical safe, with single shielding. Heat-resistant conform to VDE 0165/02.91.
Properties
Continuous service temperature
≥ 120°C
Test voltage
≥ 500 V
Capacitance:
≤ 200 pF/m
≤ 200 pF/m
Inductance:
≤ 1µH/m
Cable length
≤ 5 m
Single-wire-Ø:
≥ 0.1 mm
Cross-sectional area of core
0.5 to 1.5 mm
2
Sheath
light-blue or in other way color-coded as intrinsical safe,
flame-retardant.
Example
Silicone rubber insulated, shielded control cable.
Cable E
Non-intrinsical safe, 2-core without shielding. Heat-resistant conform to VDE 0165/02.91.
Properties
Continuous service temperature
≥ 120°C
Test voltage
≥ 500 V
Cross-sectional area of core
1.5 mm
2
Bonding conductor
Cross-sectional area
Max. 4 mm
2