< Back
RS 485 Industrial BUS ARM Sort

RS 485 Industrial BUS ARM SHF1

Variant:

120 Ω Armoured BUS cable for industrial- and offshore environments. Tape and braided copper screens.
Data transmission in industrial environments.

Construction

Conductor 
0.35 [mm²]
stranded
tinned Cu
AWG 22/7
(7 x 0.254 mm)
Insulation 
Foam PE
1 pair: Ø = 2.03  ± 0.10 [mm]       4 core: Ø = 1.75 ± 0.10 [mm]
2 pair: Ø =  1.65  ± 0.10 [mm]      4 pair: Ø = 1.5 ± 0.05 [mm]
6 pair: Ø = 1.45 ± 0.05 [mm]        12 pair: Ø = 1.45 ± 0.05 [mm]
Colour code 
See table
Filler 
1 pair、2 pair、6 pairs、12 pairs yes: PP
4 core、2pairs、4 pair, none
Tape 
1 pair、4 core、6 pairs、12 pairs, none
2 pairs、4 pairs, yes: Mylar tape
Screen 
Al/Mylar
Screen 2 
Tinned Cu braid
≥ 85 [% optical coverage]
Inner jacket 
1P&4C: SHF1 Ø = 6.60 ± 0 .3 [mm]
2P: SHF1 Ø = 8.30 ± 0.4 [mm]
4P: SHF1 Ø = 9.30 ± 0 .5 [mm]
6P: SHF1 Ø = 10.4 ± 0.6 [mm]
12P: SHF1 Ø = 13.2 ± 0.7 [mm]
Armour alt.1 
Galvanised steel wire braid
0.3 [mm]  ≥ 60 % optical cover
Armour alt.2 
Tinned Cu-braid
0.3 [mm]  ≥ 60 % optical cover
Outer Jacket 
Black or green
SHF1
thicknes app. 1.00 [mm]
O.D. 
1P&4C:   Ø = 9.8 ± 0.50 [mm]
2P:    Ø = 11.60 ± 0 .60 [mm]
4P:    Ø = 1 2 . 5 0 ± 0.60 [mm]
6P:    Ø = 1 4 . 6 0 ± 0.70 [mm]
12P:  Ø = 1 7 . 5 0 ± 0.80 [mm]
Jacket marking 
4 cores: 
NEK Kabel – RS485 Industrial BUS – 4xAWG22/7 – GSWB – 
SHF1 – DNV – IEC 60332-3-22 – batch.no – dd/mm/yy  – ****m
1 - 12 pairs: 
NEK Kabel – RS485 Industrial BUS – "n"x2xAWG22/7 – GSWB – 
SHF1 – DNV – IEC 60332-3-22 – batch.no – dd/mm/yy  – ****m

Specifications

Operating temperature normal 
-40 – +80 [°C]
Temperature @ installation 
-20 – +60 [°C]
Dielectric strength 
DC 2kV for 1min.
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 installed 
8 [x outer diam]
Min. bending radius @ installation 
15
[x outer diam]

Norms

Halogenfree, max content corrosive and toxic gases 
IEC 60754-1 & IEC 60754-2
Material properties, insulation and sheath 
IEC 60092-360 (359)
Design and testing standards 
IEC 61158-2
Flame resistance 
IEC 60332-3-22 Cat.A
Flame retardant 
IEC 60332-1-2
Smoke emission 
IEC 61034-2
Oil and fuel resistant 
IEC 60811-2-1
IRM 902
23ºC / 7 days, 70°C / 4h
UV-resistant 
UL 1581 (300H)
Certification 
DNV
Pairs Outer diam. [mm] Weight [kg/km] Art. no.
1 x 2 x AWG22/7 GSWB Black 9.8 ± 0.5 143 2040006
2 x 2 x AWG22/7 GSWB Black 9.8 ± 0.5 196 2040005
4 x AWG22/7 GSWB Black 11.6 ± 0.6 150 2040010
4 x 2 x AWG22/7 GSWB Black 10.3 ± 0.5 211 2040003
6 x 2 x AWG22/7 GSWB Black 14.6 ± 0.7 309 2040011
12 x 2 x AWG22/7 GSWB Black 17.5 ± 0.8 430 2040012
1 x 2 x AWG22/7 GSWB Green 9.8 ± 0.5 143 2040013
4 x AWG22/7 GSWB Green 9.8 ± 0.5 150 2040014
4 x 2 x AWG22/7 GSWB Green 12.5 ± 0.5 211 2040015

Colour code

No. of cores Colour code
1 - pair White, blue
2 - pairs White/blue, blue; White/orange, orange
4 - cores Red, blue, brown, green
4 - pairs White/blue, blue, White/orange, orange, White/green, green, White/brown, brown
6 - pairs White/blue, blue; White/orange, orange White/green, green; White/brown, brown White/grey, grey; White/yellow, yellow
12 - pairs White/blue, blue; White/orange, orange White/green, green; White/brown, brown White/grey, grey; White/yellow, yellow Blue, orange; Blue, green Blue, brown; Blue,grey Blue, yellow; Orange, green

Updated

Date Rev. Description
08.02.2022 0 Created
29.04.2025 1 Adding 12 pairs