Profibus L2, 7-wire


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.


  Profibus L2, 7-wire
Type/Area of Application Mobile Use
Cable Construction 1x2x0.64 mm (stranded)
Inner Conductor Diameter Copper, bare (AWG 22/7)
Conductor Insulation Foam-skin-PE
Conductor Colors Red, green
Stranding Element 2 conductors + 2 fillers stranded together
Shielding 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@3-20MHz 150 Ω ± 10 Ω
Conductor Resistance 86.7 Ohm/km max.
Insulation Resistance 1.00 GOhm x km min.
Mutual Capacitance@1 KHz 30.0 nF/km nom.
Working Voltage Max: 250V
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