Aka Sorex 7281 version 104 User Manual

AKA LLC Moscow 
Selective  
Metal Detector 
 
SOREX 7281  
 
 
 
 
 
- light 
- portable 
- multifrequency 
- supersensitive 
- fast  
- multipurpose 
 
Operating manual 
Version 1.01F and 1.04F 
 
 
 
 
 
For  Sorex 7281 product support and discussions visit http://www.reviewdetector.ru 
Warning! 
Read carefully 
before use.  
  

Selective Metal Detector «Sorex» 7281. Operating manual 
AKA LLC+7(495)623-4026 621-0481 http://aka.2000.ru  [email protected] 2 
Content 
CONTENT ........................................................................................................................ 2 
GENERAL GUIDELINES .................................................................................................... 3 
PRODUCT FEATURES....

Selective Metal Detector «Sorex» 7281. Operating manual 
AKA LLC+7(495)623-4026 621-0481 http://aka.2000.ru  [email protected] 3 
General Guidelines 
Sorex 7281 Metal Detector is designed to search for and identify metal objects in 
dielectric  (dry  sand,  wood  etc)  and  low-conductivity  environment  (soil,  brick  walls  etc). 
The device can be used in the following areas:  
- criminalistics;  
- engineering corps;  
- housing  and  utilities  infrastructure,  civil  construction  and  firefighting,...

Selective Metal Detector «Sorex» 7281. Operating manual 
AKA LLC+7(495)623-4026 621-0481 http://aka.2000.ru  [email protected] 4 
When  the  object  signal  in  the  RT  channel  exceeds  the  set-up  threshold,  the  ST 
channel turns on.  
The  ST  channel  (short  tone)  is  the  object  type identification  channel.  Once  the 
threshold  of  the  object  signal  level  is  exceeded,  it  is  identified  in  the  ST  channel  and 
followed by the appropriate tone signal, and the display shows the...

Selective Metal Detector «Sorex» 7281. Operating manual 
AKA LLC+7(495)623-4026 621-0481 http://aka.2000.ru  [email protected] 5 
Getting started 
 Assemble metal detector. To assemble: 
- attach arm rest to metal shaft with two screws. 
- attach search coil to the internal (plastic) rod;  
- insert  rod  with  the  attached  search  coil  into  the  metal  shaft  for  the  required 
length using latches and holes in the shaft; 
-  tighten collect clamp; 
- wrap  the  search  coil  cable  around  the  shaft...

Selective Metal Detector «Sorex» 7281. Operating manual 
AKA LLC+7(495)623-4026 621-0481 http://aka.2000.ru  [email protected] 6 
Control buttons. 
«all metals».  Switch between "discrimination and all metals modes 
«balance – S  menu».  Automatic  ground  balancing  On.  Switch  device  to  manual 
ground balancing mode pressing one more time.  Switch to S menu holding the button. 
«M menu». Pressing this button enter the main settings menu. 
 «plus».    Change  values  in  settings  mode. Warning!  In...

Selective Metal Detector «Sorex» 7281. Operating manual 
AKA LLC+7(495)623-4026 621-0481 http://aka.2000.ru  [email protected] 7 
This  option  allows  adjusting  sensitivity  of  your 
device.  You  may  change  its  value  from  0  to  21.  Remember, 
increasing device sensitivity you get search depth increase but 
it  comes  along  with  possible  interference  from  power  lines 
and  false  responses  from  the  search  coil  bumping  obstacles. 
Chose appropriate sensitivity at the search area taking...

Selective Metal Detector «Sorex» 7281. Operating manual 
AKA LLC+7(495)623-4026 621-0481 http://aka.2000.ru  [email protected] 8 
metal  objects  earthed  close  to  each  other.  At  the  same  time  the  sensitivity  and 
identification reliability for deep targets with weak response, which in any case could not 
be fully implemented in the trash, are slightly reduced (up to 20% from the maximum). 
In  case  of  area  with  rough  plants  or  rough  and  rugged  ground  surface 
(plowland),  the  search...

Selective Metal Detector «Sorex» 7281. Operating manual 
AKA LLC+7(495)623-4026 621-0481 http://aka.2000.ru  [email protected] 9 
Menu entries 
1. Sound Volume  
2. Fe  
3. Type of video indication 
4. Low tone border 
5. Weak signal scaling 
6. Type of sound indication. 
 
Sound Volume.  
This  option  allows  adjusting  device  sound  volume  to 
your  own  preference.  External  speaker  turns  off  when  the 
headphone jack is inserted into the slot on the front panel and 
this option allows adjusting...

Selective Metal Detector «Sorex» 7281. Operating manual 
AKA LLC+7(495)623-4026 621-0481 http://aka.2000.ru  [email protected] 10 
of golden jewelry, as well as nonferrous targets wiped out by the ground mineralization 
or slightly covered by the iron, quite often may give the iron signal in the minus sector 
of VDI. But usually they give signal between medium - large iron and foil, and that allows 
identifying  them  with  no  iron  catch.  Medium-large  wrought  iron  (wrought  nails)  is 
located...