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Bus Cables |  |
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| Profibus DP | Profibus PA | Profibus SK | Foundation Field Bus |
Bus Cables
Foundation Fieldbus ISA/SP-50 Profibus PA Type A
Application:
FoundationTM Field bus is used in intrinsically area,especially in the field of Process Automation.A single pair 18AWG Bi-Directional digital Fieldbus cable for type A applications (31.25 KBits/sec) available in PVC, LSHF and SWA versions. Anti-termite and anti-vermin foundation fieldbus cable is also available.
Construction:
Type |
Foundation Fieldbus |
Inner Conductor |
Tinned copper conductors 18(7)AWG 0.88mm² |
Conductor Insulation |
Polyolefin/Foamed PE with skin PE |
Stranding Element |
- |
Shielding |
Aluminium /polyester foil |
Drain Wire |
(20AWG) tinned copper |
Outer Jacket Material |
PVC |
Core Identification |
White & Black |
Sheath Colour |
Orange |
Electrical Data:
Characteristic Impedance@31.25KHz |
100 Ω±20 Ω |
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Conductor resistance |
24 Ohm/km @ 20°C |
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Working Voltage |
Max: 300V |
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Test Voltage |
1.5KV |
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Nominal attenuation |
39 MHz |
< |
3 dB/km |
Technical Data：
Weight: |
approximately 85 kg/km/ 246 kg/km(SWA) |
Min. Bending Radius (Laying) |
15 x OD mm |
Operating Temp.Range, min. |
- 25 °C |
Operating Temp.Range, max. |
+80 °C |