Agilent Technologies ENA Series

100 Chapter 7
Characteristics
Fault Location Distance Range and Resolution
Distance Data in Meters
Table 7-11 Fault Location Distance Range or Maximum Distance (in meters) Versus
Resolution at 201 Points
1
Frequency
Span (MHz)
Distance
Range
(meters)
Resolution
(meters)
Frequency
Span (MHz)
Distance
Range
(meters)
Resolution
(meters)
Velocity Factor = 0.5 Velocity Factor = 0.8
1300 11.59 0.05 1300 18.54 0.07
650 23.18 0.09 650 37.08 0.14
200 75.32 0.29 200 120.52 0.47
60 251.08 0.98 60 401.72 1.57
20 753.23 2.94 20 1205.17 4.71
Velocity Factor = 0.6 Velocity Factor = 0.9
1300 13.91 0.05 1300 20.86 0.08
650 27.81 0.11 650 41.72 0.16
200 90.39 0.35 200 135.58 0.53
60 301.29 1.18 60 451.94 1.77
20 903.87 3.53 20 1355.81 5.30
Velocity Factor = 0.7 Velocity Factor = 1.0
1300 16.22 0.06 1300 23.18 0.09
650 32.45 0.13 650 46.35 0.18
200 105.45 0.41 200 150.65 0.59
60 351.51 1.37 60 502.15 1.96
20 1054.52 4.12 20 1506.46 5.88
1. See Appendix A for typical coaxial cable characteristics including velocity factor.