Belden 2148A 0101000 Copper Cable - 1000FT Guida Specifiche
Delay (ns/100 m)
537.000
Typical Delay Skew:
Delay Skew (ns/ft)
30.000
Max. Delay Skew:
Delay Skew (ns/100 m)
45.000
Maximum Conductor DC Resistance:
DCR @ 20°C (Ohm/100 m)
7.900
Max. Operating Voltage - UL:
Voltage
300 V RMS
Maximum DCR Unbalanced:
Description
DCR Unbalance @ 20°C (%)
Conductor-to-Conductor 3.000
Pair-to-Pair
5.000
Electrical Characteristics-Premise (Overall)
Premise Cable Electrical Table 1:
Freq. (MHz) Max. Attenuation (dB/100 m) Min. PSNEXT (dB) Min. PSACR (dB) Min RL (dB)
1
2.100
75.3
73.2
20.000
4
3.800
66.3
62.5
23.000
8
5.300
61.8
56.5
24.500
10
5.900
60.3
54.4
25.000
16
7.500
57.2
49.8
25.000
20
8.400
55.8
47.4
25.000
25
9.400
54.3
45.0
24.300
31.25
10.500
52.9
42.4
23.600
62.5
15.000
48.4
33.4
21.500
100
19.100
45.3
26.2
20.100
200
27.600
40.8
13.2
18.700
250
31.100
39.3
8.3
18.000
300
34.300
38.1
3.9
17.500
350
37.200
37.1
0
17.000
400
40.100
36.3
16.600
450
42.700
35.5
16.200
500
45.300
34.8
15.900
550
47.700
31.2
15.600
600
50.100
30.6
15.400
625
51.200
30.4
15.200
750
56.700
29.2
14.700
860
61.200
28.3
14.300
Premise Cable Electrical Table 2:
Freq. (MHz) Input (Unfitted) Imp. (Ohms) Fitted Impedance Min. PSACRF (dB)
1
100 ± 15
105 ± 10
74.8
4
100 ± 15
100 ± 15
62.8
8
100 ± 15
100 ± 15
56.7
10
100 ± 15
100 ± 15
54.8
16
100 ± 15
100 ± 15
50.7
20
100 ± 15
100 ± 15
48.8
25
100 ± 15
100 ± 15
46.8
31.25
100 ± 15
100 ± 10
44.9
62.5
100 ± 15
100 ± 10
38.9
100
100 ± 15
100 ± 10
34.8
200
100 ± 15
100 ± 10
28.8
250
100 ± 15
100 ± 10
26.8
300
100 ± 32
100 ± 10
25.3
350
100 ± 32
100 ± 10
23.9
400
100 ± 32
100 ± 10
22.8
450
100 ± 32
100 ± 10
21.7
500
100 ± 32
100 ± 10
20.8
625
100 ± 32
100 ± 10
18.9
750
100 ± 32
100 ± 10
17.3
Page 3 of 4
08-16-2017
Detailed Specifications & Technical Data
ENGLISH MEASUREMENT VERSION
2148A Multi-Conductor - Category 6A Indoor/Outdoor CMR/CMX Cable