Omega 8000 Owner'S Manual Download Page 19

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A 4-segment battery indicator at the top-left of the display indicates the
battery condition.

The detector requires a single 9-volt ALKALINE battery (battery not
included).
Do not use ordinary zinc carbon batteries.
Do not use “Heavy Duty” batteries.

Rechargeable batteries can also be used.
If you wish to use rechargeable batteries, we recommend using a
Nickel Metal Hydride rechargeable battery.

The battery compartment is located on the back side of the housing.
Slide the battery door to the side and remove it to expose the battery
compartment.

BATTERY LIFE

Expect about 20 to 25 hours of life from a 9-volt alkaline battery.
Rechargeable batteries provide about 8 hours of usage per charge.

SPEAKER VOLUME AND BATTERY CHARGE

You may notice the speaker volume drop while one battery segment is illuminated.
With one segment flashing, low speaker volume will be very apparent.
For loudest speaker volume, select 1 or 2 tones under the # OF TONES menu
selection.

BATTERY INDICATOR

The 4-segment battery indicator has 3 stages of indication.
These indications are accurate for a 9-volt alkaline battery.

Segments Illuminated

Battery Voltage

4 -segments

more than 8.5 volts

3 -segments

more than 7.5 volts

2 -segments 

more than 6.8 volts

1 -segment flashing

more than 6.4 volts

After the 1st segment begins flashing, expect the detector to shut off within 10
minutes.

A rechargeable battery will usually illuminate three to four segments
throughout most of its useful charge.  But as soon as it drains to the 1-segment
level, it will then discharge very rapidly.

BATTERIES

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DEPTH AND TARGET DISPLAY

READING THE DISPLAY

The Liquid Crystal Display (LCD)
shows the PROBABLE identification
of the targeted metal, as well as the
PROBABLE depth of the target, in
inches.

The detector will normally register a
repeating, unchanging target
identification when a buried target
has been located and identified. If,
upon repeated passes over the same
spot, the target identification reads
inconsistently, the target is probably a
trash item, oxidized metal, or too
deep to be classified accurately. With
practice, you will learn to unearth only
the more repeatable signals.

The segment identifications are
highly accurate when detecting the
objects described on the screen.
However, if you register in a given
category for an unknown buried
object, you could be detecting a
metallic object other than the object
described on the screen, but with the
same metallic signature. Also, the
greater the distance between the
target and the coil, the less accurate
the target identification.

GOLD TARGETS Gold objects will
register on the left side of the LCD
scale. Gold is categorized depending
on its size. The smaller the gold object,
the further to the left it will register.

Small gold items will register
under Iron or Foil.
Medium-sized gold items will
usually register under Nickel or P-Tab.

Large gold items will usually
register under Tab or Zinc.

SILVER TARGETS: Silver objects will
normally register to the right of the
scale, under Dime or Qtr depending
on the size of the object. The larger
the object, the farther to the right it will
register.

IRON: Most iron objects will fall into
the Iron category. Very large iron
objects like a manhole cover will
usually fall into the Qtr category.

NICKEL:  Nickels and most newer
pull-tabs will register here.

P-TAB: Older pull-tabs and ring-pulls
from beverage cans usually will
register here. Many gold rings will
also register here.

ZINC: Newer pennies (post-1982) will
register here. Many non-U.S. coins
will also register here.

S-CAP:Screw caps from glass bottles
will register here. Large gold rings, like
a class ring, could also register here. 

DIME: Dimes and pre-1982 copper
pennies will register here. 

Caution: The target indications are
visual references. Many other types of
metal can fall under any one of these
categories. While the detector will
eliminate or indicate the presence of
most common trash items, it is
impossible to accurately classify ALL
buried objects.

      

 

 

 

 

 

   

 

 

 

 

                         

Summary of Contents for 8000

Page 1: ...t use indoors This detector is for outdoor use only Many household appliances emit electromagnetic energy which can interfere with the detector If conducting an indoor demonstration turn the sensitivi...

Page 2: ...10 How To Work The Controls 11 MENU Selections Sensitivity 12 Disc Autotune 12 Ground Grab 13 Frequency 13 Number of Tones 14 Notch 14 Ground Balancing 15 16 Ground Error 16 18 Audio Target ID 18 Dep...

Page 3: ...ts and nails Sometimes the desired target is made of iron Property markers for instance contain iron Valuable relics can also be composed of iron cannon balls old armaments and parts of old structures...

Page 4: ...only Use minimal finger pressure to start the threads Do not cross thread When the cap nut is fully engaged over the threaded connector give it a very firm turn to make sure that it is very tight When...

Page 5: ...p The strap is provided for your convenience Some users prefer to use the strap when swing the detector vigorously in order to hold the detector secure against the arm The detector can also be used wi...

Page 6: ...op while one battery segment is illuminated With one segment flashing low speaker volume will be very apparent For loudest speaker volume select 1 or 2 tones under the OF TONES menu selection BATTERY...

Page 7: ...ivot the searchcoil back III Click on detector with the left knob Set it at the 12 00 position for this demonstration IV Click the right knob to the lowest Disc setting V Wave each object over the sea...

Page 8: ...ck on into AT mode Pass the quarter over the searchcoil Vary the distance from the searchcoil on each pass Notice the changing pitch and volume XIII Press and hold a Notice that motion is not required...

Page 9: ...omated and manual ground balancing features which will eliminate false signals from most types of soils If you want to maximize the detector s target identification accuracy and depth of detection use...

Page 10: ...puters motors etc all produce EMI which can interfere with the detector and cause it to beep when no metal is present and sometimes to beep erratically The SENSITIVITY control lets you reduce the stre...

Page 11: ...rn on Turn knob to increase detection sensitivity MODE SELECTION and DISCRIMINATION LEVEL control Click LEFT to enter AutoTune Mode Click RIGHT to enter DISCRIMINATION Mode Rotate knob to desired disc...

Page 12: ...the presence of buried metal 2 DISC AT AUTOTUNE a Click counterclockwise to the AT icon to enter the AutoTune mode b This is the detector s most sensitive mode of operation c It is a motion mode of o...

Page 13: ...red the ground s phase 4 Immediately release the control pad to set the detector s internal ground setting value equal to the last GROUND value displayed If you wish to manually change the detector s...

Page 14: ...category s icon was not illuminated then notching the category will return the category to detection Upon each press of NOTCH a target icon will flash Each subsequent press will move the flashing icon...

Page 15: ...s ground to find a clear patch of ground with no metal present 3 Rotate SENS knob to point where you hear a slight background hum 4 Press and hold the GND GRAB touch pad and pump coil over clean groun...

Page 16: ...rom the soil may saturate overload the circuits This will not harm the detector but the machine will not be usable in that condition The solution is to hold the search coil several inches above the so...

Page 17: ...mp the searchcoil up and down over a patch of ground free of metal repeatedly moving the coil to within 2 of the ground and lifting it up about 6 over the ground If bars appear at the top of the graph...

Page 18: ...more information about the detected object Volume and Pitch increase with increase in signal strength d3 Three different audio tones Bass Tone Iron Low Tone Foil 5 Tab and Zinc High Tone Dime Qtr d2 I...

Page 19: ...n its size The smaller the gold object the further to the left it will register Small gold items will register under Iron or Foil Medium sized gold items will usually register under Nickel or P Tab La...

Page 20: ...n the field you will learn to associate target values with the probable identification of buried objects The target value can vary each time the coil passes over the target depending upon the angle of...

Page 21: ...aped object If the tone completely disappears at different angles the target may be trash or a low value metal If you are new to the hobby dig all targets With practice in the field you will soon iden...

Page 22: ...can locate it by the sound The target is located directly under where the sound is loudest Narrow It Down 1 To narrow the response further position the center of the search coil near the center of th...

Page 23: ...0 micro cgs with standard search coil Ground balance range from ferrite to salt water inclusive Discrimination ground suppression combination of 2nd and 3rd order methods Target ID ground suppression...

Page 24: ...warranty follows the channel of distribution Warranty does not cover shipping costs Copyright 2009 by First Texas Products L L C All rights reserved including the right to reproduce this book or part...

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