2 Pair 18 AWG Overall Foil & Braid Shielded RS485 Cable HFFR

The Overall Screened Paired Cable from NORDEN is suitable to use as low capacitance RS-485 computer cable. The cable is constructed with Foamed PE insulation, 100 % Aluminium-Foil Polyester Tape Overall Shielded with 90% Tinned Copper wire braid Coverage .This Cable is protected by HFFR outer jacket.

The Overall Screened Paired Cable from NORDEN is suitable to use as low capacitance RS-485 computer cable. The cable is constructed with Foamed PE insulation, 100 % Aluminium-Foil Polyester Tape Overall Shielded with 90% Tinned Copper wire braid Coverage .This Cable is protected by HFFR outer jacket.

Conductor

Stranded Tinned Copper

Shielding

Aluminium Foil- Polyester Tape

Braid Shield

90% Tinned Copper

Outer Jacket

HFFR

Insulation

Foam PE

Foil Coverage

100%

Drain Wire

Tinned Copper

Jacket Colour

Purple

PHYSICAL CHARACTERISTICS

CharacteristicValue

No. of Pair

2

Conductor Size

18 AWG 7/0.4±0.008mm

Insulation Dia

3.0±0.2 mm

Insulation Thickness1.0mm

Drain Wire Size

7/0.254±0.05mm

Jacket Thickness

1.0  mm

Jacket Diameter

13.2±0.5 mm

Operating Temperature

-20ºC to +75ºC

 


ELECTRICAL CHARACTERISTICS

CharacteristicUnitValue

Nom. Characteristic Impedance

Ω

120±15

Nom capacitance cond to condpF/m32.0

Max. Conductor DCR@20C

Ω/Km

21.5

Nom. capacitance cond to cond and shieldpF/m70

Max. Recommended Current @ 25C

Amps

5

Max. Operating VoltageV rms300

MECHANICAL CHARACTERISTICS

CharacteristicValue

Test Material

HFFR

Before Tensile Strength (Mpa)

13.8

Aging Elongation (%)

100

After Tensile Strength (Mpa)

10.35

Aging Elongation (%)

75

Cold Bend (-20±°C x 4 hrs)

No Crack

INSULATION COLOUR CODE

Individual PairColour

Pair 1

White/Blue

Pair 2

White/Orange

Part NumberDescriptionNet Weight (Kg/Km)

78-3502189

2 Pair 18 AWG Overall Foil & Braid Shielded RS485 Cable HFFR

81.0