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  8. Dahua Wireless External Triple-Tech Detector
  9. Dahua Wireless External Triple-Tech Detector
    Dahua

    Dahua Wireless External Triple-Tech Detector

    Stock Code: ARD2251E-W2(868)

    AES
    IP CODE 66
    CE
    Confirms outdoor motion with two sensing technologies at once.
    A weatherproof wireless detector that combines PIR and microwave sensing. From an installation height of 1 m it covers 15 m at a 90° angle and keeps pets up to 80 cm tall and 40 kg out of the alarm. The IP66 casing withstands rain and dust.
    PIR + MicrowaveDetection mode
    15 mDetection range
    40 kgPet immunity
    CR123A × 4Power supply
    IP66Protection Grade
    -25 °C ~ +60 °COperating Temperature
    Key features
    15m
    Wide outdoor coverage
    It watches a long line across open ground from a single point.
    24G
    Microwave backup
    The microwave channel verifies the PIR reading and cuts false alarms.
    40kg
    Pet immunity
    Animals up to 80 cm tall do not set off the alarm.
    5years
    Long battery life
    Four CR123A cells last five years at 10 alarm triggers a day.
    868MHz
    Wireless link
    It talks to the hub two-way, with AES128 encryption and frequency hopping.
    IN DAILY USE
    Notices maskingIt detects an obstruction placed over its front face and reports it to the hub.
    Reacts to being movedIt senses any attempt to shift or detach the unit and sounds an alarm.
    Extends with a cameraA camera module completes a PIR-Cam setup and confirms the alarm with an image.
    Usage AreaOutdoor·Indoor·Wall and pole mounting
    Function
    Indicator Light1 × green alarm indicator
    Button1 × power switch;
    1 × detection range adjustment switch
    Remote UpdateCloud update
    Low Battery DetectionYes
    TamperTamper alarm
    Moving DetectionYes
    Technical
    Detection ModePIR + Microwave
    SensitivityPIR: 3 levels adjustable
    Detection RangeAngle: 90°
    Range: 15 m (49.21 ft), the installation height is 1 m (3.28 ft)
    Detection Speed0.3 m/s–2 m/s
    Microwave Frequency24 G
    Pet Immunity Level<80 cm (2.62 ft), about 40 kg (88.19 lb)
    White Light Resistance Level10,000 lux
    Anti-maskingYes
    Two-way Digital Temperature CompensationYes
    ScenarioOutdoor, indoor
    Operating Current20 µA
    Alarm CurrentWithout Camera: 26 mA (Avg); 250 mA (Max)
    With Camera in Night: 380 mA (Avg); 1.5 A (Max)
    Wireless
    Carrier Frequency868.0 MHz–868.6 MHz
    Transmitter Power (EIRP)Limit 25 mW
    Communication MechanismTwo-way
    Communication DistanceRF: Up to 1,600 m (5,249.34 ft) in an open space
    Encryption ModeAES128
    Frequency HoppingYes
    General
    Power SupplyCR123A × 4
    Battery LifeWithout Camera: 5 years (triggers 10 alarms a day)
    With Camera: 3.5 years (triggers alarms twice a week)
    Operating Temperature–25 °C to +60 °C (–13 °F to +140 °F)
    Operating Humidity10%–90% (RH)
    Product Dimensions211 mm × 106 mm × 94 mm (8.31" × 4.17" × 3.7")
    Installation Height0.8 to 1.3 m
    Net Weight651 g (1.44 lb)
    Gross Weight890 g (1.96 lb)
    InstallationWall mount, pole mount
    Casing MaterialPC + GF
    ProtectionIP66
    CertificationsCE
    Anti-corrosion LevelBasic Protection
    Storage Temperature–25 °C to +60 °C (–13 °F to +140 °F)
    Packaging Dimensions251 mm × 116 mm × 119 mm (9.88" × 4.57" × 4.69")

    Datasheet

    ARD2251E-W2(868)

    pdf4/2/2025

    Kullanım Kılavuzu

    ARD2251E-W2(868)

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    ARD2251E-W2(868)

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    ARD2251E-W2(868)

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    Teknik Çizim

    ARD2251E-W2(868)

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    ARD2251E-W2(868)

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    ARD2251E-W2(868)

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    ARD2251E-W2(868)

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    Fotoğraf

    ARD2251E-W2(868)

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    ARD2251E-W2(868)

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    ARD2251E-W2(868)

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