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PA I R E D C A B L E S 226

Low-Capacitance Computer Cables for RS-232, RS-422, and RS-485 Applications

Overall Foil/Braid Shield • RS-232/422
• NEC: CL2

Insulation Jacket Capacitance
Color OD (Nom) Thickness Thickness
Part No. Pairs Cond. - Cond. Cond. - Shield Additional Features/Ratings
Code
Inch mm Inch mm Inch mm pF/Ft pF/m pF/Ft pF/m
28 AWG • Polypropylene/PVC
Stranded (7 x 36) TC Conductors • Polypropylene Insulation • Overall Beldfoil ® + 90% TC Braid Shield • 28 AWG Stranded TC Drain Wire • Chrome PVC Jacket
9804 2 Chart 3 .214 5.44 .009 .23 .042 1.07
9805 3 Chart 3 .222 5.64
9806 4 Chart 3 .237 6.02
9807 5 Chart 3 .240 6.10
UL AWM Style 2960 (30V, 60°C)
9808 7 Chart 3 .256 6.50
100 Ω Nom. Impedance
9809 9 Chart 3 .290 7.37 .009 .23 .035 .89 15.5 50.9 27.5 90.2 66%Velocity of Prop.
Conductor DCR (Nom): 64.9 Ω
9812 12 Chart 3 .319 8.10
/1000’ (212.9 Ω/km)
9813 13 Chart 3 .336 8.53
9819 18 Chart 3 .365 9.27
9825 25 Chart 3 .429 10.90
9814 31 Chart 3 .462 11.73 .009 .23 .040 1.02

Overall Foil/Braid Shield • RS-232/485
• NEC: CL2

Insulation Jacket Capacitance
Color OD (Nom) Thickness Thickness
Part No. Pairs Cond. - Cond. Cond. - Shield Additional Features/Ratings
Code
Inch mm Inch mm Inch mm pF/Ft pF/m pF/Ft pF/m
28 AWG • Datalene /PVC
®
Stranded (7 x 36) TC Conductors • Datalene Insulation • Overall Beldfoil + 65% TC Braid Shield • 28 AWG Stranded TC Drain Wire • Chrome PVC Jacket
8132 2 Chart 5 .220 5.59
8133 3 Chart 5 .270 6.86
.015 .38 .035 .89
8134 4 Chart 5 .290 7.37
UL AWM Style 2919 (30V, 80°C)
8135 5 Chart 5 .300 7.62 120 Ω Nom. Impedance
11.0 36.1 20.0 65.6 78%Velocity of Prop.
8138 8 Chart 5 .330 8.38 .015 .38 .039 .99 Conductor DCR (Nom): 65.0 Ω
/1000’ (213.0 Ω/km)
8142 12.5 Chart 5 .375 9.53 .015 .38 .035 .89
8148 18 Chart 5 .465 11.81 .015 .38 .045 1.14
8155 25 Chart 5 .565 14.35 .015 .38 .044 1.12

TC = Tinned Copper • PVC = Polyvinyl Chloride

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