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Direct Connect Method
! WARNING
This WARNING applies to the use of the Direct Connect Cables and the
Transmitter.
To avoid potential shock, or electrically damaging the Transmitter, when
setting up the Transmitter to locate using the Direct Connect method,
follow these basic steps;
• ALWAYS plug the Direct Connect Cable into the Transmitter Output Jack
[T-6] BEFORE connecting the leads to the cable/pipe to be located and the
ground rod.
– Connect the red lead to the cable/pipe.
– Connect the black lead to ground rod.
A POTENTIAL FOR ELECTRICAL SHOCK, AND/OR TRANSMITTER
ELECTRICAL DAMAGE, EXISTS WHEN USING THE DIRECT CONNECT
CABLE ON CABLES ENERGIZED WITH ELECTRICAL POWER IF THE ABOVE
INSTRUCTIONS ARE NOT FOLLOWED.
USE APPROPRIATE SAFETY PROCEDURES.
CHECK VOLTAGE BEFORE CONNECTING TRANSMITTER. VOLTAGE
HIGHER THAN 240 VOLTS WILL DAMAGE EQUIPMENT. FOLLOW
STANDARD PROCEDURES FOR REDUCING THE VOLTAGE.
Equipment Used
3M™ Dynatel™ 3W US
Transmitter, 2250M
1.
Plug the Direct-Connect Cable into the transmitter.
2.
Place the Ground Rod into the earth and connect the black test lead.
3.
Connect the red test lead to the cable, wire or pipe to be located.
4.
Press the Ohms button to measure resistance.
5.
Select frequency based on utility or Ohm reading:
Ohms
Measurement
0 W - 2k W
2k W - 6k W
7k W or higher
Note: Higher frequency choices may provide a better locate depending on con-
dition of utility.
Note: 200 kHz is included with the transmitter but is not available in the 2220X-
iD receiver.
3M™ Large Clip Direct-
Connect Transmitter Cable
2876
Suggested
Frequency
577 Hz
8 kHz
33 kHz
10
3M™ Ground Rod 8006
78-9237-1692-8
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