Nikrans NS-250 Скачать руководство пользователя | Manualshive

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SPECIFICATION

Indendørs dækning:

2700 ft²

up-link frekv. :

890-915 MHz

Down-link frekv.:

935-960 MHz

up-link forstærkning:

55 dB

Down-link forstærkning:

60 dB

Power-output:

Input AC90~264V,output DC5V/2A

Arbejdstemp °C:

-25/+55

Fugtighed:

5 - 95 %

Størrelse (mm):

129*95*30mm

Forstærker-vægt:

0.8 kg

dBm:

10 dBm

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Содержание NS-250

Страница 1: ...MYAMPLIFIERS COM INSTALLATION GUIDE MOBIL SIGNAL FORSTÆRKER Nikrans NS 250 Freq 900 MHz Dækning 2700 ft ...

Страница 2: ...the equipment may be damaged and you may even get an electric shock Do not open the repeater touch the module of the repeater or open the cover of the module to touch electronic component The components will be damaged due to electrostatic Please keep away from heating equipment because the repeater dissipates heat during working And do not cover a booster with anything that influences heat dissip...

Страница 3: ...s Signal strength can also be negatively affected by trees hills buildings weather and other obstructions You may be relatively close to a base station but still unable to make a call This often occurs inside houses offices and other buildings with stucco concrete or metal walls that may block the signal The Signal Booster works with two antennas An Indoor antenna communicates with your cell phone...

Страница 4: ...sfrekvens er 900 MHz hvilket gør den velegnet til de fleste udbydere der opererer i europæiske og andre lande i hele verden Nikrans NS 250 stabiliserer mobiltelefonkommunikation og giver stabil adgang til både GPRS og EDGE netværk Nikrans NS 250 overholder de seneste tekniske standarder hvilket dokumenteres af de internationale CE og RoHS certificeringer Bestil NS 250 GSM forstærker repeater så vi...

Страница 5: ...link frekv 890 915 MHz Down link frekv 935 960 MHz up link forstærkning 55 dB Down link forstærkning 60 dB Power output Input AC90 264V output DC5V 2A Arbejdstemp C 25 55 Fugtighed 5 95 Størrelse mm 129 95 30mm Forstærker vægt 0 8 kg dBm 10 dBm ...

Страница 6: ... band Yaggi is recommended Function To pick up outside signals from the base station and send them by cable to the repeater outdoor antenna also transmits the uplink signals from the repeater back to the base station Indoor Antenna It is mounted inside a building to transmit the improved signals throughout the coverage area Cables Сoaxial cables for indoor and outdoor antennas Mountings Special mo...

Страница 7: ......

Страница 8: ...s from A to E and select a best place that displays full bar signals Outdoor antenna installation Requirements Outdoor antenna should be installed on the roof of the house or in some other place where your mobile device is within coverage zone Mobile signal should be as strong that at least three four bars are indicated on your phone display Outdoor antenna should be fixed in straightly It is nece...

Страница 9: ...irements Avoid deforming the antenna feeder where grounding clips are placed and give waterproof treatment to the feeder Lightning Surge Protector Usage If the area where you live is exposed to thunderstorms it is highly advisable to protect a mobile repeater with a lightning surge protector Installed in line between the outdoor antenna and the signal repeater the surge protector prevents equipmen...

Страница 10: ...t manners However for maximum safety and efficiency we recommend installing the surge protector between the outdoor antenna and the signal repeater Thus all the subsequent elements of the amplifying system will be protected To understand if the surge protector is installed correctly check up your repeater functioning If the booster works well and gets incoming signals normally it means the surge p...

Страница 11: ...ridors long row of houses in two sides tunnels or elevators or rural open space Requirements to indoor antenna installation indoor antenna should be 10 15 meter distance from an outdoor antenna indoor antenna should be at least 2 meters above the ground indoor antenna should be fixed vertically with the ground ...

Страница 12: ...s or smoke or on a cool and ventilated wall to ensure excellent heat dissipation 2 Installation height should be sufficient for RF cable wiring heat dissipation and maintenance 3 Independent and stable power supply is necessary Power requirement Generally AC 100 264V AC 50 5Hz power supply is required Installation Steps Installation schemes Installation with 1 indoor antenna ...

Страница 13: ... the position of the outdoor antenna for more proper one Important notes for installation 1 Cables from outdoor antenna should not be wound and be placed as straight as possible in order not to create any hindrance for signal reception and its transmission 2 Cables should be shortened to the acceptable maximum so that not to waste or decrease mobile signal coverage range 3 In order to prevent wate...

Страница 14: ...ics frequency and impedance All accessories shall support the repeater s frequencies For example if the repeater s frequency is GSM900 all the accessories must support the GSM900 frequency Repeater Settings Indicator Light Instructions After power is on check firstly the alarm and power LEDS Status and definition of POWER indicators Status Definition Green Normal Off Power problem Status and Defin...

Страница 15: ...system have two sets of power and alarm LEDS and three system repeaters have three sets of LEDS Each system has own relevant LED and please refer to the correct LED for system performance evaluation Then repeater with plastic closet is designed with LEDS of Alarm LOW and Alarm HIGH When it is used for single system of CDMA800 GSM850 and GSM900 only Alarm Low LED works and Alarm HIGH LED is no use ...

Страница 16: ...dip switches to reduce gain as follows Put ON a pair of switches for a total of 15dB reduction in gain DL1 UL1 Alarm Low For 800MHz or 900 MHz Band DL2 UL2 Alarm High For 1700 1800 1900 2100 MHz Band Remark In single system there is only one system could be set For dual system metal closet Turn ON the dip switches to reduce gain as follows ...

Страница 17: ...ON a pair of switches for a total of 15dB reduction in gain DL1 UL1 Alarm Low For 800MHz or 900 MHz Band DL2 UL2 Alarm High For 1700 1800 1900 2100 MHz Band For triple system metal closet For example F10I GDW Turn ON the dip switches to reduce gain as follows Put ON a pair of switches for a total of 15dB reduction in gain You can reduces anyone system in the products Turn ON the dip switches of GS...

Страница 18: ... the repeater reach its good coverage If the coverage effect is not good the donor antenna should be adjusted to get stronger input signal It is recommended that one person shall check the coverage effect inside the building when the other person is trying to adjust the antenna or the repeater At this stage please make sure Orange color will not be generated by self oscillation Please take off the...

Страница 19: ...hether it is necessary to use additional indoor antennas as barriers block signal penetration also check whether the repeater s power is enough please install extra indoor antennas or replace the repeater for another model with higher power level 2 If the signals in small parts of the area have not been improved please check the following Check whether the indoor antenna is installed correctly or ...

Страница 20: ...by ATT DIP if the above listed methods don t work The following measures can also be helpful Use the roof of the building to enlarge isolation Please try to place the outdoor antenna and indoor antenna on different floors Use some obstacles Such as walls 2 The repeater s power is on but the phone cannot get connected to the network and still can not communicate Reason 1 There are loose or wrong co...

Страница 21: ...installing the repeater what should I do Check if the repeater s power supply works normally or not 3 If repeater s power supply is normal ALM light is on or flashing all the time what should I do Firstly check whether all connectors are connected well or not If it is all right please adjust the direction of the outdoor and indoor antenna Make sure the horizontal distance is 75 feet or more the ve...

Страница 22: ...in one solutions covering up to 5000 m2 Depending on the model boosters operate in GSM DCS CDMA LTE or combination of these standards at 850 2100 MHz frequencies The product line is extended with a series of antennas splitters and other accessories for completing exclusive custom projects of any difficulty level Nikrans product development process is rigorously assessed to comply with ISO 9001 200...

Страница 23: ...res that this signal booster is in compliance with the essential requirements and other relevant provisions of Radio Equipment Directive RED 2014 53 UE CE marking contact myamplifiers com 16178610605 Sales MyAmplifiers com ...

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