Bus Cables

Bus Cables

Profibus PA

Bus Cables


This Profibus PA line is used in the area of process automation, among other things in the chemical industry. 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 types are suitable for ex and not-ex installation and are equipped with a special PVC-jacket.Profibus PA is standardized as EN 50170 like Profibus DP and Profibus FMS.


Type/Area of Application Hazardous Areas /Non-Hazardous Areas
Cable Construction 1x2x1.0/2.55 mm
Inner Conductor Diameter 1 Copper, bare (AWG 18/1)
Conductor Insulation PE
Conductor Colors 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 7.6 mm ± 0.2 mm
Outer Jacket Color Blue/Black

Electrical Data:

Test Voltage2.5 kV
Characteristic Impedance @ 31.25 KHz 100 Ω ± 20 Ω
Conductor Resistance 22.0 Ohm/km max.
Insulation Resistance 1.00 GOhm x km min.
Mutual Capacitance@1KHz 55.0 nF/km nom.
Working Voltage 300 V
Test Voltage 2.5 kV
Attenuation: 39KHz 3dB/km

Technical Data:

Weight approximately 76.0 kg/km
Min. Bending Radius (Laying) 18 x OD mm
Operating Temp.Range, min. - 20 °C
Operating Temp.Range, max. +70 °C