IBM 8265, Руководство по подготовке площадки, Страница: 65 / 164

Chapter 5. Planning for Twisted Pair Cable Connections
49
Outdoor (OD) Shields
Outdoor cable contains two shields. The inner screen shield is an aluminum S-
shaped shield coated on both sides with insulating material. The shield is placed
between the two pairs and then wrapped around each pair to form an S-shape. The
outer shield is corrugated aluminum shield.
Table 31. IBM Cable Type Reference List
Cable Type Wires AWG Use Insulation Reference
Length
m (ft)
Type 1, non-plenum 2 TP 22 T/R Polyethylene 4716748 2.3 (7.5)
Type 1A, non-plenum 2 TP 22 FDDI Polyethylene 33G2772 2.3 (7.5)
Type 1, plenum 2 TP 22 T/R Fluorocarbon 4716749 2.3 (7.5)
Type 1A, plenum 2 TP 22 FDDI Fluorocarbon 33G8220 2.3 (7.5)
Type 1, riser 2 TP 22 T/R Fluorocarbon
Polyethylene 6339585 2.3 (7.5)
Type 1A, riser 2 TP 22 FDDI Fluorocarbon
Polyethylene 33G2774 2.3 (7.5)
Type 1, outdoor 2 TP 22 T/R Polyethylene 4716734 2.3 (7.5)
Type 1A, outdoor 2 TP 22 FDDI Polyethylene 33G8225 2.3 (7.5)
Type 2, non-plenum 2 TP
4 TP 22
28 T/R Polyethylene 4716739 2.3 (7.5)
Type 2A, non-plenum 2 TP
4 TP 22
28 FDDI Polyethylene 33G2773 2.3 (7.5)
Type 2, plenum 2 TP
4 TP 22
28 T/R Fluorocarbon 4716738 2.3 (7.5)
Type 2A, plenum 2 TP
4 TP 22
28 FDDI Fluorocarbon 33G8221 2.3 (7.5)
Type 2A, outdoor 2 TP
4 TP 22
28 FDDI Fluorocarbon 33G8226 2.3 (7.5)
Type 6, non-plenum 2 TP 26 T/R Polyethylene 4716738 1.65 (5.4)
Type 6A, non-plenum 2 TP 26 FDDI Polyethylene 33G2775 1.65 (5.4)
Type 6, plenum 2 TP 26 T/R Polyethylene 4716743 1.65 (5.4)
Type 6A, plenum 2 TP 26 FDDI Polyethylene 33G8222 1.65 (5.4)
Type 8, under-carpet 2 TP 26 T/R Polyethylene 4716750 1.45 (4.7)
Type 9, plenum 2 TP 26 T/R Fluorocarbon 6339583 1.8 (5.9)
Type 9A, plenum 2 TP 26 FDDI Fluorocarbon 33G8223 1.8 (5.9)
Type 9A, non-plenum 2 TP 26 FDDI Polyethyrene 33G8224 1.8 (5.9)
Type 9A, riser 2 TP 26 FDDI Polyethyrene 33G8226 1.8 (5.9)