High Precision FOG North Finder

High Precision FOG North Seeker

ER-FNS-02 (0.02°-0.1°):
1. High precision initial alignment & direction control solution;
2. FOG and quartz accelerometer as core sensors;
3. High stability and reliability.

High Precision FOG North Seeker

High Precision FOG North Finder

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    ER-FNS-02 High Precision FOG North Seeker (0.02°-0.1°)


    ER-FNS-02 High Precision FOG North Seeker (0.02°-0.1°) is mainly composed of closed-loop FOG, inertial measurement unit, digital signal processing unit and the mechanical part. It provides high precision true north azimuth information to carriers.

    The products are mainly used in static initial alignment of missile launch, weapon targeting and direction control of radar, antenna and armored vehicle, also can be used for coal mining, oil drilling, tunnel construction and geodesy.


    North seeker

    Navigation and control

    Attitude reference system


    Vehicle and ship attitude measurement

    Integrated inertial/satellite navigation system

    Drilling and production system

    Mobile mapping system



    Parameters ER-FNS-02A ER-FNS-02B ER-FNS-02C
    Outline dimension (mm) 220×200×215 220×200×215 220×200×215
    Weight (kg) 5.0Kg 4.5Kg 4Kg
    Power supply AC220V, 50Hz/AC110V, 60Hz/DC18V~36V
    Power consumption ≤15W ≤15W ≤15W
    Start time 5min 5min 5min
    Latitude -65°~+65° -65°~+65° -65°~+65°
    North seeking precision 0.02°secψ 0.06°secψ 0.1°secψ
    North seeking time 5min 5min 5min
    Heading measurement range 0°~360° 0°~360° 0°~360°
    Roll pitch range -65°~+65° -65°~+65° -65°~+65°
    Output interface RS422 RS422 RS422
    Working temperature -40℃~+60℃ -40℃~+60℃ -40℃~+60℃
    Vibration environment 20Hz~2000Hz, 6.06g 20Hz~2000Hz, 6.06g 20Hz~2000Hz, 6.06g
    Impact environment 8ms~11ms, 30g 8ms~11ms, 30g 8ms~11ms, 30g

    Remark: Function is optional to customer request.


    1. What are the quotation methods?

    If you have DHL or Fedex account, we can quote EXW price, otherwise CIF or FOB price.

    2. Are there any discounts?

    After we submit the sample price, if more quantity is needed, we will quote the bulk price.

    3. How long will it take to deliver the goods after placing the order?

    For sensors, parts and modules: in stock-one week; no stock-2-4 weeks; For systems, generally, 8-12 weeks.

    4. How to deal with the quality problems?

    After confirming that the product has quality problems, we will replace it for you free of charge in the shortest possible time.

    If interested in High Precision FOG North Finder, pls contact us: info@ericcointernational.com

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