Profibus L2,7-wire

Application

This system cable is used to interconnect L2-BUS components. This cable is an economical solution for the cell and field area. For the information exchange between different automation systems as well as for communication with the connected decentralized field units, serial field bus systems are used. With this cord design, the type mentioned here is suitable for laying in regular mobile applications and is equipped with a special PVC jacket

Construction

Type/Area of Application

Mobile Use

Cable Construction

1x2x0.64 mm (stranded)

Inner Conductor Diameter 1

Copper, bare (AWG 24/7)

Conductor Insulation:

Foam-Skin-PE

Conductor Colors 1

Red, green

Stranding Element

2 conductors + 2 fillers stranded together

Shielding 1

Polyester foil over stranded bundle

Shielding 2

Polyester foil, aluminum lined

Total Shielding

Copper braid, tinned

Outer Jacket Material

PVC

Outer Diameter

7.8 mm ± 0.3 mm

Outer Jacket Color

Violet

Electrical Data

Characteristic Impedance@3-20Hz

150 Ω ± 10 Ω

Conductor Resistance

86.7 Ohm/km max.

Insulation Resistance

1.00 GOhm x km min.

Mutual Capacitance@1KHz

30.0 nF/km nom.

Working Voltage

 Max: 250 V

Test Voltage:

1.5 kV

Attenuation:

9.6

kHz

3.0

dB/km

38.4

kHz

5.0

dB/km

4.0

MHz

26.0

dB/km

16.0

MHz

55.0

dB/km

Technical Data

Weight

approximately 75.0 kg/km

Min. Bending Radius for Laying

10 x OD mm

Operating Temperature Range, min.

-20 °C

Operating Temperature Range, max.

+70 °C