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Cables de bus
Profibus PA
Solicitud
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.
Construcción
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 |
Datos eléctricos
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 |
Test Voltage2.5 kV
Datos técnicos
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 |
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