ARD2251E-W2(868V)
Dahua Wireless External PIR-Camera (Only compatible with ARC3800H series)
> 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.
> 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.
Video & Audio
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
Function
Indicator Light
1 × green alarm indicator
Button
1 × power switch
1 × detection range adjustment switchRemote 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
RF-HD: Up to 1,400 m (4593.18 ft) in an open spaceEncryption 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
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”)
