Master Catalog Page 236 Computer Cable

Alpha Wire www.alphawire.com 1-800-52 ALPHA Specifications subject to change. For complete specifications and availability, visit www.alphawire.com. 236 Cable > Manhattan > Computer Cable > Multipair > Foil/Braid Shield > 300 V Manhattan Computer Cable 300 V Foil/Braid Shield, Low Capacitance, 100 Ohm, Multipair, PE, PVC UL AWM 2960 (30 V) UL 2919 (30 V) UL CM CSA CM Applications RS-422 Modems Multiplexers Operating Temperature -20C to +80C (AWM 2919) -20C to +75C (CM) -20C to +60C (AWM 2960) Conductor Color Coding See tables Materials Stranded tinned copper conductors Polyethylene insulation Foil + braid shield Aluminum/polyester foil shield, 25% overlap min. Foil facing outward Stranded tinned copper drain wire equal in size to conductor Tinned copper braid, 90% coverage (65% where noted) Slate PVC jacket Availability 100 ft (30.5 m) 500 ft (152 m) 1000 ft (305 m) Bulk, cut to length (Minimums may apply) 28 AWG (0.08 mm 2 ) Stranding: 7/36 (7 x 0.12 mm) Insulation thickness: 0.010 (0.25 mm) Color Code K Part No. Pairs Nominal Diameter Jacket Thickness Inch mm Inch mm M3970 2 0.205 5.21 0.032 0.81 M3971 3 0.214 5.44 0.032 0.81 M3972 4 0.229 5.82 0.032 0.81 M3973 5 0.246 6.25 0.032 0.81 M3974 7 0.263 6.68 0.032 0.81 M3975 9 0.299 7.59 0.032 0.81 M3977 12 0.329 8.36 0.032 0.81 M3931 13 0.335 8.51 0.032 0.81 M3978 18 0.377 9.58 0.032 0.81 M3979 25 0.440 11.18 0.032 0.81 M3932 31 0.470 11.94 0.032 0.81 Mutual capacitance: 15.5 pF/ft (50.9 pF/m) Ground capacitance: 27.5 pF/ft (90.2 pF/m) UL AWM 2960, CM UL AWM 2919, CM 24 AWG (0.22 mm 2 ) Stranding: 7/32 (7 x 0.20 mm) Insulation thickness: 0.016 (0.25 mm) Color Code M Part No. Pairs Nominal Diameter Jacket Thickness Inch mm Inch mm M3993 1 0.208 5.28 0.035 0.89 M3980* 2 0.274 6.96 0.032 0.81 M3990 2 0.280 7.11 0.035 0.89 M3981* 3 0.288 7.32 0.032 0.81 M3991 3 0.294 7.47 0.035 0.89 M3982* 4 0.312 7.92 0.032 0.81 M3992 4 0.318 8.08 0.035 0.89 M3983* 5 0.339 8.61 0.032 0.81 M3940* 6 0.367 9.32 0.032 0.81 M3984* 7 0.367 9.32 0.032 0.81 M3985* 9 0.424 10.77 0.032 0.81 M3986* 10 0.457 11.61 0.032 0.81 M3987* 12 0.482 12.24 0.037 0.94 M3988* 18 0.560 14.22 0.047 1.19 M3989* 25 0.671 17.04 0.047 1.19 Mutual capacitance: 15.5 pF/ft (50.9 pF/m) Ground capacitance: 27.5 pF/ft (90.2 pF/m) 120-ohm impedance Mutual capacitance: 12.8 pF/ft (42 pF/m) Ground capacitance: 23 pF/ft (75 pF/m) *65% braid coverage.

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