2 running a rfl test – EXFO CableSHARK P3 VF/DSL Cable Qualifier User Manual
Page 210

VF / DSL Cable Qualifier
198
12.2 Running a RFL Test
Once the test is set up, press the RUN/STOP key located on the front panel of the CableSHARK. A screen
similar to the screen shot below will appear.
The user is presented with the loop characteristics as entered during the setup phase as well as results in
distance and resistance for the location of the fault.
MAIN
MENU
E
CHG
F
Black
Red Gnd
Loop Characteristics
UPLOAD
RESULT
Cable Type :
Ohm/kft :
Distance (ft) :
Temperature (F) :
Load Coil:
Section 1:
24 AWG PIC
59.30
29105
74
No
RFL test complete. Fault located in section 1, 1741 ft.
Distance to Fault :
Distance to End :
Distance from End to Fault :
Resistance at Fault :
1741 ft.
19105 ft.
17364 ft.
10.1 kohms
103.2 ohms
1.1 kohms
1.0 kohms
SAVE TO
MEM
SAVE TO
USB
Yellow
Blue Green
Yellow
Blue Green
F
IGURE
12.2A
–
RFL
R
ESULT
S
CREEN
There are three parts of the circuit under test that are presented to the user. These parts are based on the
location of the CableSHARK, the location of the fault and the location of the strap. The user will be given the
following information: Distance to Fault, Distance to End, and Distance from End to Fault. The following
image shows this in more detail.