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    Free shipping from 99,-
    More than 20 years of security specialist
    Showroom in Gorinchem

    Dahua DHI-ARD2231-W2, Wireless PIR DUAL Detector

    25% sale
    Product description

    DHI-ARD2231-W2, Wireless PIR DUAL Detector

    • Pet immunity function.
    • Automatic temperature compensation.
    • 3-level sensitivity adjustment.
    • Displays the temperature of the environment and supports the overheating alarm.
    • Frequency hopping and two-way communication technology ensure that communication is stable.
    • Supports cloud updates and automatically recovers when cloud update fails.
    • PIR and microwave motion detection.
    • Supports fault detection and communication encryption.

    Specifications:

    • Function
    • Indicator Light - 1 × green alarm indicator
    • Button - 1 × power switch
    • Remote Update - Cloud update
    • Low Battery Detection - Yes
    • Tamper - Yes
    • Measuring Range - (Temperature) Indoor: –15 °C to +65 °C (+18.8 °F to +149 °F)
    • Measuring Accuracy - ± 1 °C (± 33.8 °F)

      Technical
    • Sensor - Dual-element low-noise PIR sensor, microwave sensor
    • Detection Mode - PIR + Microwave
    • Sensitivity - 3 levels adjustable
    • Detection Range - 12 m (39.37 ft) (90°) with installation height of 2.2 m (7.21 ft)
    • Detection Speed - 0.3 m/s–3 m/s (0.98 ft/s–9.84 ft/s)
    • Microwave Frequency - 24 G
    • Pet Immunity Level - ≤ 18 kg (39.68 lb), height < 50 cm (19.68 ft)
    • White Light Resistance Level - 2000 lux
    • Two-way Digital Temperature Compensation - Yes, no attenuation of detection distance in high
      temperature.
    • Test Mode - Yes
    • Operating Current - 11 uA
    • Alarm Current - 71 mA

      Wireless
    • Carrier Frequency - 868.0 MHz–868.6 MHz
    • Communication Mechanism - Two-way
    • Communication Distance - Up to 1,600 m (5,249.34 ft) in an open space
    • Encryption Mode - AES128
    • Frequency Hopping - Yes

      General
    • Power Supply - CR123A × 1
    • Battery Life - 3 years (If triggered 10 times a day with a battery efficiency of 70%)
    • Power Consumption - Max. 615mW
    • Operating Temperature Indoor: –10 °C to +55 °C (+14 °F to +131 °F)
      Certified temperature: –10 °C to +40 °C (+14 °F to +104 °F)
    • Operating Humidity - 10%–90% (RH)
    • Product Dimensions - 104.0 mm × 60.0 mm × 50.0 mm (4.09" × 2.36" × 1.97")
    • Packaging Dimensions - 135.0 mm × 98.5 mm × 56.8 mm (5.31" × 3.88" × 2.24")
    • Net Weight - 106g (0.23lb)
    • Gross Weight - 184g (0.41lb)
    • Installation - Wall mount, Ceiling mount (With the bracket ARA33)
    • Casing Material - PC + ABS
    • Certifications - CE

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