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Order now for delivery Tuesday 27 October on orders over £300 mainland UK

Dahua

Dahua Airshield Alarm Outdoor PIR Cam

SKU DHI-ARD2251E-W2(868V)

In stock

£153.46 ex VAT

£184.15 inc VAT

> Support anti-masking detection. 

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

> Supports video verification. 

> IR illumination range of 15 m at night.

> Field of View: 110° (H); 60° (V) 

> 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. 

> Suitable for the ARC3800H series only, excluding the ARC3000H series and ARA43 series.

Order now for delivery Tuesday 27 October on orders over £300

  • Free next working day delivery to mainland UK on orders over £300 inc VAT placed by 11am, Monday to Friday
  • Orders under £300 inc VAT: £9.99 delivery in 2 to 3 working days.
  • 14 day returns on unused items
  • VAT invoice with every order

Installer or electrician? Apply for a trade account

Key specifications

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
Full specification

Description

Technical Specifications

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)
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
RF-HD: Up to 1,400 m (4593.18 ft) in an open space
Encryption Mode AES128
Frequency Hopping Yes
Field of View 110° (H); 60° (V)
Image Type JPEG
Resolution 1280 × 960; 640 × 480; 320 × 240; 160 ×120
Frame Rate 2
Illumination Mode Infrared Light
Illumination Range 15 m (49.21 ft)
Day/Night Switch Color; Black and White
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
Power Supply CR123A × 4
Battery Life
Operating Temperature
Without Camera: 5 years (triggers 10 alarms a day)
With Camera: 3.5 years (triggers alarms twice a
week)
–25 °C to +60 °C (–13 °F to +140 °F)
Operating Humidity 10%–90% (RH)
Product Dimensions 263 mm × 106 mm × 94 mm (10.35″ × 4.17″ × 3.70”)
Installation Height 0.8 to 1.3 m
Net Weight 763 g (1.68 lb)
Gross Weight 1.06 kg (2.34 lb)
Installation Wall mount, pole mount
Casing Material PC + GF
Protection IP66
Certifications CE
EN 50131-1:2006+A1:2009+A2:2017+A3:2020
EN 50131-6:2017+A1:2021
EN 50131-5-3:2017
EN 50131-2-4:2020
Security Grade 2
Environmental Class IV
Anti-corrosion Level Basic Protection
Storage Temperature –25 °C to +60 °C (–13 °F to +140 °F)
Storage Humidity 10%–90% (RH)
Packaging Dimensions 297 mm × 146 mm × 120 mm (11.69″ × 5.75” × 4.72”)
Type Model
Wireless
Triple-Tech
Detector
DHI-ARD2251E-
W2(868V)
Accessories ARA34E

Additional information

Brand

Dahua

Colour

White

Alarm system

Dahua AirShield

Connection

Wireless

Indoor / outdoor

Outdoor

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