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Databus® Foundation Fieldbus Type A

Foundation Fieldbus Type A is designed for long run applications applications supporting 31.25 KBits/sec. The 18AWG conductor size reduces transmission loss to ensure precise data handover.

The FSC Global Databus Foundation Fieldbus Type A cable is available in PVC, LSHF and SWA versions.

Technical Information

Voltage:300V
Operating Temperature:+60°C
Velocity of Propagation:66%
Nominal Impedance:100 Ohms
UL Style:2493
Conductor Resistance:17.87Ω/km @ 20°C
Nominal Attenuation:

 

MHz

0.01
0.10
0.50
1.00

dB/100m

0.20
0.62
2.46
3.45 

Construction

1801POFO: Tinned copper conductors 18(7)AWG 0.88mm², polyolefin insulation, aluminium/polyester foil screen, tinned copper drain wire (20AWG) PVC sheath on standard cables.

1801PODF: Tinned copper conductors 18(7)AWG 0.88mm², foam polyolefin + HDPE skin insulation, aluminium/polyester foil screen, tinned copper wire braid, PVC sheath on standard cables.

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Part No.Alt. to BeldenNo. of PairsAWGSheath MaterialWeight Kg/KmO/D mmScreenedColour
ISA/SP-50 Profibus PA Type A
1801PODF 118(1)PVC75.008.0CATBlue
1801POFO3076F118(7)PVC51.006.4CATOrange
1801POFOA3076F118(7)SWA-PE246.009.6CATBlack
1801POFOH3076F118(7)LSHF51.006.4CATOrange