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7-3. Indirect (Inductive) mode
If there is not direct access to the object line, the Transmitter can apply AC current
(
signal
)
to
the line directly below the Transmitter.
Note: When using the indirect mode, set the depth mode of the receiver to 0-5m (0-16ft.) .
When nothing is connected to the transmitter, Indirect mode automatically selected.
Frequency setting
Place the transmitter over or near the area to be located.
*Place the Transmitter in an upright position at a 90
°
angle to the object line as illustrated.
*Location the area of a manhole, place the Transmitter on the side of the manhole you wish to locate.
Indirect mode indication
Power on
Electromagnetic
field
Press
Frequency
key
Transmitter
*Set a receiving frequency on the Receiver the
same as the transmitter.
Press
Frequency
key
38kHz
9.5kHz
80kHz
DUAL1
80kHz
38kHz
DUAL2
80kHz
9.5kHz
Transmitter
90
°
90
°
signal
signal
manhole
Do not place the Transmitter on a
manhole cover or other steel covering.
Object line
Object line
Top view
Summary of Contents for Vision GX2
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