CableSHARK
P3
User Guide
135
Selecting the RESISTANCE test from the Test Type menu one further parameter will appear:
Resistance
(ohm/mile or
ohm/km):
See Table 8.7.1A for more information. See Appendix B for more information on
loop characteristics.
Please check with the cable manufacturer for specific details concerning the
cables capacitance constant. The Resistance Constant is used to calculate the
length of the cable based on the Resistance measurement. The following table
lists the most common values.
Metric (mm)
AWG ohm/mile
ohm/km
0.40 PE
451
280
0.405 26
PIC
439
273
0.50 PE
288
179
0.511 24
PIC
276
172
0.60 PE
198
123
0.644 22
PIC
174
108
0.90 PE
88.5
55
0.912 19
PIC
86.6
53.8
Table 8.7.1B – Resistance Constants –
Metric & AWG Wire Gauges (0Hz/DC, 20
°
C or 70
°
F)
Please note that cables containing any impairments including bridge taps
may severely affect the distance results based only on resistance. It
should be noted that a TDR test will provide the most accurate
determination of the length of a cable.
The function button command selection at the bottom of the DMM Tests Setup menu consists of five options
available to the operator. The first three options (EDIT/SELECT, SELECT PREVIOUS, SELECT NEXT)
enable the modification of the test parameters (residing near the upper part of the screen). In addition,
CABLE TESTS and MAIN MENU. For some options for which a numeric value must be entered, only three
options may appear: EDIT/SELECT, CABLE TESTS and MAIN MENU.
To select an appropriate test, it must first be highlighted with the cursor. A specific test can be highlighted by
moving the cursor to the desired parameter with the Cursor Pad UP/DOWN arrow buttons. The following are
brief descriptions of each of the function button options:
EDIT/SELECT
Pressing the function button corresponding to EDIT/SELECT invokes a menu
wherein a desired parameter can be highlighted by using the Cursor Pad
UP/DOWN arrow buttons and/or the function buttons corresponding to PAGE
UP and PAGE DOWN (should they exist). Press the function button
corresponding ENTER to select the highlighted parameter.
Summary of Contents for CableSHARK P3
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Page 10: ...VF DSL Cable Qualifier viii...
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Page 262: ...VF DSL Cable Qualifier 250 CSA Loop 6 CSA Loop 7 CSA Loop 8 Extended CSA Loop 9...
Page 263: ...CableSHARK P3 User Guide 251 Extended CSA Loop 10 Mid CSA Loop 0 Mid CSA Loop 1 Mid CSA Loop 2...
Page 264: ...VF DSL Cable Qualifier 252 Mid CSA Loop 3 Mid CSA Loop 4 Mid CSA Loop 5 Mid CSA Loop 6...
Page 265: ...CableSHARK P3 User Guide 253 ANSI Loop 2 ANSI Loop 3 ANSI Loop 4 ANSI Loop 5...
Page 266: ...VF DSL Cable Qualifier 254 ANSI Loop 6 ANSI Loop 7 ANSI Loop 8 ANSI Loop 9...
Page 267: ...CableSHARK P3 User Guide 255 ANSI Loop 11 ANSI Loop 12 ANSI Loop 13 ANSI Loop 15...
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