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Construction
Bare copper wire insulated with polyethylene. Two insulated conductors twisted together to form a pair and four such pairs cabled to form the basic unit jacketed with flame-retardant PVC.
Standards
Flame Rating
Applications
Berk-Tek's LANmark-350 Premium Category 5e UTP cable is intended for high speed data applications up to 350 MHz including:
Features
Benefits
Technical Data - Physical
Color Code
Pair-1
White/Blue
Blue
Conductor
24 AWG Bare Copper
Pair-2
White/Orange
Orange
Conductor diameter–in. (mm)
0.02
(0.52)
Pair-3
White/Green
Green
Insulated Conductor Diameter- in. (mm)
0.036
(0.91)
Pair-4
White/Brown
Brown
Cable diameter–in. (mm)
0.187
(4.8)
Nominal cable weight–lb./kft. (kg/km)
20
(30)
Temperature Rating
Max. installation tension–lb. (N)
25
(110)
Installation
0°C to +50°C
Min. bend radius–in. (mm)
1
(25.4)
Operation
-20°C to +75°C
Mutual Capacitance
4.4 nF/100 m nom.
DC resistance
9.38 Ohms/100 m max.
Skew
25 ns/100 m max.
Pair to ground Unbalance
330 pF/100 m max.
Velocity of Propagation
70% nom.
Input Impedance
100 ± 13% 0.772-100 MHz 100 ± [13+15log (F/100)] 100-350 MHz
DC Resistance Unbalance of a Pair
5% max.
FREQ
SRL
RL
INSERTION LOSS
PS-NEXT
NEXT
(dB)
(dB/100m)
MHz
min.
typical
max.
25.5
44.7
20.0
38.2
2.0
1.7
68.3
82.7
70.3
89.1
4
44.9
23.3
36.0
4.0
3.5
59.9
73.3
61.9
81.9
10
47.7
25.0
39.0
6.4
5.6
53.3
65.9
55.3
75.1
45.9
47.5
9.2
8.1
48.8
60.6
50.8
66.3
31.25
24.4
43.0
11.6
10.1
59
47.9
65
62.5
22.7
41.6
39.5
16.8
14.6
41.4
55.7
43.4
62.1
100
21.5
37.3
35.5
21.7
18.7
38.3
51.4
40.3
57.5
200
19.8
43.1
46.5
32.1
27.2
33.8
35.8
53.2
300
18.8
36.1
35.7
40.5
33.9
31.2
45.2
33.2
53.4
350
18.4
35.4
35.0
44.4
36.9
30.2
42.2
32.2
400
18.1
38.0
34.4
48.0
39.6
29.3
39.4
31.3
45.6
450
17.8
34.7
34.5
51.5
42.4
28.5
36.2
30.5
ACR
PS-ACR
ELFEXT
PS-ELFEXT
(dB@100m)
83
80.8
66.8
86.2
63.8
77
57.3
71
69.6
54.7
73.2
42.7
64.8
48.9
61
46.9
59.8
46.8
65.5
44.8
57
55
52
40.7
60.8
38.7
36.3
50
34.3
48.1
56.6
34.9
47.8
26.6
42
24.6
40
30.8
50.5
28.8
42.1
18.6
33
16.6
26.8
45.5
24.8
38.5
3.7
21.2
20.7
17.7
37.4
—
9.6
8.3
17.2
38.1
14.2
31.9
4.9
1.9
15.9
36.4
12.9
30.6
-1.8
-4
14.7
33.4
11.7
27.5
-8.9
-10.6
13.7
36.7
10.7
28.3
