3M Dynatel 7550 Series - Cable Identification

78-9000-5020-0 Rev C 61
Connection Diagrams
Short:
Figure #1: Red clip to Tip; Black clip to ring.
Cross:
Figure #2: Red clip to the crossed conductor of
one pair; Black clip to the crossed conductor of
the other pair.
Ground:
Figure #3: Red clip to the faulted conductor;
Black clip to ground.
Split:
Figure #4: Red clip to Tip of Pair 1; Black clip
to Ring of Pair 1.
Verify Split:
Figure #5: Red clip to good conductor of Pair 1;
Black clip to split conductor of Pair 2
B. Cable Identification
1. Transmitter Setup
Step 1. Connect the 3M™ Dyna-Coupler to the Transmitter Output Jack [T-6] using the
coupler cable.
Note: Cable Identication requires two Dyna-Couplers: one at the Transmitter and
one at the Receiver.
Step 2. Clamp the Dyna-Coupler around the cable or both the tip and ring of a pair.
Make sure the jaws fully close.
Step 3. Press and hold off [T-1] to perform a battery check.
Step 4. Press on: Ohm-meter/Fault Locate/Tone [T-2] three times to set the transmitter
to Tone mode.
Step 5. The Indicator Flag will light in the Digital Display [T-4] under the Tone icon.
Step 6. Press Output Level [T-5] for high or maximum output level.