Opis

ARD2251E-W2(868)

Dahua Wireless External Triple-Tech Detector

> Support anti-masking detection.

> Support moving detection to prevent someone move or detach device.

> Support the installation of camera modules to form PIR-Cam to implement video verification.

> Pet immunity: up to 80 cm, 40kg.

> Support environment temperature monitoring.

> Supports two-way communication and frequency hopping to make communication with alarm hub stable and reliable.

> Features cloud update. You can also remotely update the device on the mobile app.

Offers a dual backup system, and uses auto recovery when an update fails.

Function

Indicator Light

1 × green alarm indicator

Button

1 × power switch;
1 × detection range adjustment switch

Remote Update

Cloud update

Low Battery Detection

Yes

Tamper

Tamper alarm

Moving detection

Yes

Technical

Detection Mode

PIR + Microwave

Sensitivity

PIR: 3 levels adjustable

Detection Range

Angle:90°
Range:15 m (49.21 ft), the installation height is 1 m (3.28 ft)

Detection Speed

0.3 m/s–2 m/s

Microwave Frequency

24 G

Pet Immunity Level

<80 cm (2.62 ft), about 40 kg (88.19 lb)

White Light Resistance Level

10,000 lux

Anti-masking

Yes

Two-way Digital Temperature Compensation

Yes

Scenario

Outdoor, indoor

Operating Current

20 uA

Alarm Current

Without Camera: 26mA (Avg); 250 mA (Max)
With Camera in Night: 380 mA (Avg); 1.5 A (Max)

Wireless

Carrier Frequency

868.0 MHz–868.6 MHz

Transmitter Power (EIRP)

Limit 25 mW

Communication Mechanism

Two-way

Communication Distance

RF: Up to 1,600 m (5,249.34 ft) in an open space

Encryption Mode

AES128

Frequency Hopping

Yes

General

Power Supply

CR123A × 4

Battery Life

Without 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 Humidity

10%–90% (RH)

Product Dimensions

211 mm × 106 mm × 94 mm (8.31″ × 4.17″ × 3.7″)

Installation Height

0.8 to 1.3 m

Net Weight

651 g (1.44 lb)

Gross Weight

890 g (1.96 lb)

Installation

Wall mount, pole mount

Casing Material

PC + GF

Protection

IP66

Certifications

Anti-corrosion Level

Basic Protection

Storage Temperature

–25 °C to +60 °C (–13 °F to +140 °F)

Packaging Dimensions

251 mm × 116 mm × 119 mm (9.88″ × 4.57″ × 4.69”)

Dahua Outdoor detektor pokreta Triple Tech ARD2251E-W2(868) Anti-Mask Pet Imune

Opis

ARD2251E-W2(868)

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