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Profibus L2 Direct Burial

  • Profibus L2 Direct Burial Bus Cable

Application and Description

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. The above mentioned type is suitable for underground installation and is equipped with a special PVC/PE jacket.

Construction

  • Type/Area of Application: Underground Laying
  • Cable Construction: 1x2x0.64 mm
  • Inner Conductor Diameter: Copper, bare (AWG 22/1)
  • 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
  • Inner Jacket Material: PVC
  • Outer Jacket Material: PE
  • Outer Diameter: 10.0 mm ± 0.2 mm
  • Outer Jacket Color: Black

Electrical Data

Characteristic Impedance@3-20MHz 150 Ω ± 10 Ω
Conductor Resistance 57.1 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 < 2.1 dB/km
  38.4 kHz < 3.1 dB/km
  3.0 MHz < 18.2 dB/km
  20.0 MHz < 47.0 dB/km

Technical Data

Weight approximately 92.0 kg/km
Min. Bending Radius for Laying 18 x OD mm
Operating Temperature Range, min. -40°C
Operating Temperature Range, max. +70°C
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