RS485-SHF1

RS 485 Marine

Variant:

Marine cable for monitoring oil wells and linking POS terminals, to alarm systems, motion control and HVAC controls. Extended capability transceivers offer data rates up to 100Mbps and up to 256 nodes, as well as 2500 VRMS isolation and fault protection up to ± 60V. Installations up to 1200m. Outer jacket SHF1.

Construction

Conductor
Stranded
Tinned Cu
AWG 22/7
Number of conductors
4
Dielectricum
Foamed PE
Ø = 1,75 [mm]
Colour code
White, yellow, blue, orange
Screen
Al/Mylar
100 [% optical coverage]
Screen 2
Tinned Cu braid
≥85 [% optical coverage]
Jacket
Black or green
SHF1
O.D.
6,5 [mm]
Weight
58 [kg/km]
Jacket marking
NEK Kabel AS BUS RS485 4X2XAWG22/7 SHF1 DNV/GL IEC60332-3-24 ***m - DD/MM/YY

Specifications

Operating temperature
-30 – +80 [°C]
Dielectric strength
DC 2kV for 1min.
Temperature @ installation
0 – +60 [°C]
Characteristic impedance
120 ± 15 [Ω @ 1MHz]
Conductor resistance
≤55 [Ω/km]
Resistance unbalance
≤5 [%]
Insulation resistance
≥1 [GΩ x km]
Attenuation
≤20,0 [dB/km @1MHz]
Min. bending radius
8 [x outer diam]

Norms

Halogenfree, max content corrosive and toxic gases
IEC 60754-1, 2
Material properties, insulation and sheath
IEC 60092-360
Design and testing standards
IEC 61158-2
Fire retardant
IEC 60332-3-22 Cat.A
Oil and fuel, hydrocarbons resistant
IEC 60811-2-1
IRM 902
23ºC / 7 days, 70°C / 4h
Smoke emission
IEC 60754-2
UV-resistant
UL 1581
Certification
DNV-GL
Part No.
2040000

Updated

Date Rev. Description
25.11.2019 1 Additional technical data