background image

 

 

A n o t h e r   e a s y  me t h o d   i s   t o   s w e e p   t h e   c o i l   f r o m   s i d e   t o   s i d e   a c r o s s   t h e   t a r g e t   i n  

v e r y  s h o r t   s w e e p s   a s   yo u   s l o w l y  m o v e   f o r w a r d   a n d   b a c k w a r d   a c r o s s   t h e   t a r g e t .  

S l o w   d o w n   t h e   s w e e p   r a t e   a n d   s h o r t e n   t h e   s w e e p s   u n t i l   yo u   j u s t   b a r e l y  g e t   a  

r e s p o n s e   a t   o n e   s p o t .   T h e   t a r g e t   w i l l   b e   d i r e c t l y  b e l o w   t h e   c o i l   c e n t e r   a t   t h i s  

r e s p o n s e   t i m e   –   f i g . 4  

fig.4

 

 

5 .   T h e   d e t e c t i o n   d e p t h   d e p e n d s   o n   t h e   f o l l o w i n g

:  

- s i z e ,   s h a p e   a n d   l o c a t i o n   o f   t h e   o b j e c t   i n   t h e   s o i l .   T h e   b i g g e r   t h e   r e f le c t i n g  

s u r f a c e   o f   t h e   o b j e c t   t h e   d e e p e r   i t   i s   t o   b e   f o u n d ;  

- s o i l   c o m p o s i t i o n   a n d   mi n e r a l i z a t i o n   l e v e l   –   t h e   d r i e r   a n d   mo r e   h o mo g e n e o u s  

t h e   s o i l   t h e   e a s i e r   i t   w i l l   b e   t o   a d a p t   t h e   d e v i c e   a n d   f o r   t h e   d e v i c e   t o   d e t e c t  

d e e p e r .   U n d e r   s t o n e s ,   d r y  s a n d   o r   i n   c l a y  u t e n s i l ,   me t a l s   a r e   e a s i e r   t o   b e   f o u n d  

t h a n   i n   f r e s h l y  d u g   o u t   o r   d a m p   s o i l .    

- t h e   l o n g e r   t h e   o b j e c t   h a s   b e e n   i n   t h e   s o i l   t h e   e a s i e r   i t   w i l l   b e   t o   b e   f o u n d   a s   a 

r e s u l t   o f   t h e   g o o d   c o n t a c t   w i t h   t h e   s o i l .    

- t yp e   o f   d e t e c t i n g   c o i l .   T h e   b i g g e r   t h e   d i a me t e r   o f   t h e   c o i l   t h e   d e e p e r   i t   w i l l   b e  

a b l e   t o   d e t e c t   me t a l s . 

- o p e r a t o r 's   e x p e r i e n c e   a n d   s k i l l s .  

Y o u   c a n   d o   f i e l d   t e s t s   b y  yo u r s e l f   u s i n g   t h e   d e v i c e   i f   yo u   b u r y  d i f f e r e n t   me t a l  

o b j e c t s   i n   d i f f e r e n t   d e p t h   b u t   yo u   s h o u l d   l e a v e   t h e m 

i n   t h e   g r o u n d   f o r   a t   l e a s t  

3   mo n t h s

.   T h u s   t h e   t e s t   r e s u l t s   w i l l   b e   m o r e   r e l i a b l e .   Y o u   s h o u l d   m i n d   t h e   s o i l  

t yp e   a n d   t h e   m o i s t u r e   c o mp o s i t i o n   i n   i t .   B e s t   r e s u l t s   a r e   r e c e i v e d   w h e n   t h e   s o i l  

i s   d r y.  

Содержание Delta 4

Страница 1: ...1 REX TM Metal Detectors Delta 4 User s operating manual Made in EU ...

Страница 2: ...h or 2700mAh 220V automatic charger Operation instruction manual Warranty card If any of these items are missing immediately inform us or our autorized dealer where you purchased your detector Assembling the Delta4 is simple and you don t need any special tools Just mount the search coil on the lower pole assembly connect the pole assemblie s together adjust the pole length wrap the excess cable a...

Страница 3: ...e fixing clamp is tightened between both parts of the bearing rod The lower part of the bearing rod is put with the opening between the ears of the coil and the plastic bolt is tightened by choosing the position of the coil to be parallel to the ground surface The coil cable is wind up tightly around the bearing rod and is switched to the terminal of the monitor unit Upon switching of the cable of...

Страница 4: ... metallic targets With the coil elevated at least waist high and away from any metallic target slowly adjust the THRESHOLD control until a very faint audio threshold signal is heard Lower the search coil to within one inch of the ground surface while listening to the threshold audio signal If the threshold signal is high tone the GROUND REJECT control needs to be decreased rotate counter clockwise...

Страница 5: ...nce in MANUAL mode and if it seem difficult or impossible to get little change in a steady threshold as coil is lowered we recommend use AUTO mode Use AUTO when you find yourself in a situation that does not allow GROUND REJECT to be adjusted correctly in MANUAL mode The ground conditions are really bad with mineralized ground hot rocks and iron trash so your sweep speed must be reduced for best r...

Страница 6: ...heard If the DISCR control is in Iron position every ferrous object will be signalized with high tone like non ferrous If the soil is too mineralized we recommend the Foil position 4 Pinpointing a Target A good method for pinpointing is X ing the target with the search coil Remember that the target s response sound is always greatest when the target is directly under the center of the search coil ...

Страница 7: ...eous the soil the easier it will be to adapt the device and f or the device to detect deeper Under stones dry sand or in clay utensil metals are easier to be found than in freshly dug out or damp soil the longer the object has been in the soil the easier it will be to be found as a result of the good contact with the soil type of detecting coil The bigger the diameter of the coil the deeper it wil...

Страница 8: ...ave battery power To connect a headphone to the detector insert the headphone jack into the Phones on the bottom side of the box NOTE The detector internal speaker will be disconnected when you connect a headphone 7 Charging storage batteries and indications for their status If a light Low battery appears while using the detector that means you have to stop using it and recharge the batteries as f...

Страница 9: ... batteries with the charger If the problem is not solved contact the service station office of the company manufacturer or the local distributor the accumulator block consists of 10 elements 1 2V 1000mAh or 2700mAh connected in series If just one of them is damaged the connection between them will be destroyed and practically the device will be left without power supply 2 The working depth is sign...

Страница 10: ...y manufacturer or the local distributor to change the jack 5 Batteries charge quickly and after that during the working process the y go dead quickly Usually that happens when the batteries are really old and need replacement Contact the service station office of the company manufacturer or the local distributor for change of the storage batteries The Manufacturer trader does not bear any responsi...

Страница 11: ...en using in gravel or hard rocky dirt Remove and clean out scuff covers periodically to avoid buildup of mineralized dirt particles which will affect performance The search coil is waterproof and can be submerged in either fresh or salt water After the search coil is used in salt water rinse it and the lower stem assembly well with fresh water to prevent corrosion of the metal parts The search coi...

Страница 12: ...of a pickup truck Protect your detector from dust moisture and extreme temperatures during storage Treat your detector as you would any sensitive electronic instrument Though ruggedly constructed and designed to withstand the demands of normal treasure hunting proper care is essential www rexmetaldetectors com ...

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