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PORTABLE NONLINEAR

JUNCTION DETECTOR

“

NR-900S

”

User manual

- 2018-

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Summary of Contents for NR-900S

Page 1: ...PORTABLE NONLINEAR JUNCTION DETECTOR NR 900S User manual 2018...

Page 2: ...PORTABLE NONLINEAR JUNCTION DETECTOR NR 900S User manual 2018...

Page 3: ...power supply Charger 11 11 12 12 13 7 NR 900S operation Operation condition and restriction Getting started NR 900S workability test NR 900S safety precaution Detector operation in LISTEN mode Detect...

Page 4: ...eration Manual 3 This Manual is intended for explanation NR 900S Non linear Junction Detector design principle of operation as well as directions for its use For proper equipment use study this Manual...

Page 5: ...could cause certain malfunction of radio electronic equipment located in close proximity It is the responsibility of the User to comply with the corresponding Radio Communication Regulations of the co...

Page 6: ...d explosive devices IED and etc NR 900S can detect typical targets in every operational mode active stand by or even switched off NR 900S ensures comprehensive searching capabilities and reliable loca...

Page 7: ...NR 900S main unit 1 2 Carry case 1 3 Headphones 1 4 Car power adapter 1 5 Soshine SC S1 battery charger 1 6 AC power adapter 1 7 Target imitator test unit 2 8 Soshine 18650 rechargeable cells 4 Operat...

Page 8: ...nal attenuation 10 dB 20 dB 30 dB 40 dB Received signal level indication visual audio LED display Headphones Modulation Pulse amplitude Power supply 2 x 18650 Li ion rechargeable cells 3 7V Operationa...

Page 9: ...monic signal level The receiver inputs switching as well as headphones volume control is available from the device control panel NR 900S has three output levels for radiated probing signal with 6 dB s...

Page 10: ...smitting and receiving with linear polarization attached to reflector and are covered by a plastic dome Main lobes of antennas radiation pattern are oriented along their geometrical axis Meanwhile thi...

Page 11: ...as robust enclosure ensuring safe operation within wide range of temperatures CONTROL UNIT 1 Power ON OFF button 2 Receiver sensitivity control ATT attenuator with 4 blue LEDs indication 0 10 dB 20 Db...

Page 12: ...e divided to 4 equal sections with 4 LEDs in each Every LED corresponds to 2 5 dB thus every section matches to 10 dB of a probing signal level harmonic 2 nd or 3 rd The battery compartment for two Li...

Page 13: ...ice NR 900S POWER SUPPLY NR 900S power supple is provided by the battery of two Li Ion rechargeable cells 18650 form factor fig 11 Cell rated voltage is 3 7V with 2800mAh capacity For battery charging...

Page 14: ...dapter fig 12 pos 3 allows to charge the battery from the mains 100 240 V 50 60 Hz In case of another AC adapter in a supplied set check its parameters referring the label on AC adapter body Soshine D...

Page 15: ...tance less than one meter Avoid prolonged presence of personnel in a main lobe of NR 900S antenna diagram NOTE Probing signal power density at the distance of 1 meter along the maximum of NR 900S ante...

Page 16: ...the device At that the following operational modes are initiated the device is in Searching mode confirmed by blue LED the probing signal power is minimal confirmed by red LED 12dB at the control pan...

Page 17: ...y is indicated by corresponding LEDs or audio signals use 2 3 button to check this Use P button to adjust the device minimum output Place the test unit vertically 0 4 m in front of the device antenna...

Page 18: ...like IED and all his attention and eyesight is concentrated on the environment that might conceal a mine not blinking lights on display NR 900S SAFETY PRECAUTIONS NR 900s Detector represents a high se...

Page 19: ...ch on Detector and carry out its workability test referring p 16 of this Manual Switch over Detector to the SEARCH mode LED is on Push ATT button to adjust maximal receiver sensitivity Direct Antenna...

Page 20: ...harmonics level excesses 2nd one more than by 10 dB the signal source is likely to be an object with metal to metal contacts NOTE If the target reply at the 2nd harmonic is about 25 5 dB from 8 to 12...

Page 21: ...Detector operation should be stopped If Detector was exposed to external mechanic electromagnetic or climatic impact and temporarily lost its workability then before restoring the operation it is requ...

Page 22: ...on a side wall of the Charger pos 2 Connect AC power adapter to the mains 100 240V 50 60 Hz or ar adapter to a corresponding cigarette lighter socket After switching on the power the Charger will che...

Page 23: ...th Charging mode start Red 80 90 charge is obtained Blinking green Fully charged Green Cell s wrong polarity Dead After battery charging completion unplug AC adapter from the mains and then from the C...

Page 24: ...o not switch on the charger and or power adapters with the obvious presence of moisture inside the device Do not try to disassemble or modify the device Do not use it as a surrogate power source for a...

Page 25: ...at periodic testing of serviceability removal from storage and after transportation Daily maintenance performed after each Detector usage transportation or placing in storage Scheduled maintenance pe...

Page 26: ...correct minor paint coating defects scratches and chipping of the device components charge the batteries perform the device workability test remove the batteries pack NR 900S components into the carr...

Page 27: ...and vibration Store packed device under the temperature from 5 up to 40 C and relative humidity no more than 80 under 25 C NOTE Rechargeable cells should be stored in a charged state 13 CERTIFICATE OF...

Page 28: ...rvice life of the product before discarding is 8 years including the storage period at the warehouse up to two years CUSTOMER COMPLAINTS ARE NOT ACCEPTED AND WARRANTY MAINTENANCE DO NOT COVER THE FOLL...

Page 29: ...______ _______________________________________________________ _______________________________________________________ _______________________________________________________ _________________________...

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