DAHUA ALARM DHI-ARD2251E-W2(868) Wireless External PIR Triple-Tech Detector ALEQD0011

DAHUA ALARM DHI-ARD2251E-W2(868) Wireless External PIR Triple-Tech Detector ALEQD0011

$232.33 Including 15.5% VAT

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.

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Description

Features:

  • 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.

Specifications:

Port
Indicator Light 1 × green alarm indicator
Button 1 × power button
Function
Tamper Alarm Yes
Remote Upgrade Cloud update
Search Signal strength detection
Test Mode Yes
Low Battery Alarm Yes
Wireless
Carrier Frequency 868.0 MHz–868.6 MHz
Transmitter Power(EIRP) Limit 25mW
Communication Distance Up to 1,600 m (5,249.34 ft) in an open space
Communication Mechanism Two-way
Encryption Mode AES128
Frequency Hopping Yes
General
Power Supply CR123A battery
Power Consumption Max. 120 mW
Operating Temperature –10 °C to +55 °C (+14 °F to +131 °F) (indoor)
Operating Humidity 10%–90% (RH).
Dimensions 104.0 mm × 60.0 mm × 50.0 mm (4.09″ × 2.36″ × 1.97″) (L × W × H)
Package Dimensions 135.0 mm × 98.5 mm × 56.8 mm (5.31″ × 3.88″ × 2.24″) (L × W × H)
Installation Mode Wall mount
Net Weight 100 g (0.22 lb)
Gross Weight 170 g (0.37 lb)
Certifications CE

EN 50131-1:2006+A1:2009+A2:2017+A3:2020

EN 50131-2-2:2017

EN 50131-6:2017

EN 50131-5-3:2017

Security Grade 2

Environmental Class II
Battery Life 4 years
Casing PC + ABS
Temperature
Measuring Range –15 °C to +65 °C (+18.8 °F to +149 °F) (indoor)
Measuring Precision ± 1 °C (± 33.8 °F)
Resolution 1 °C (33.8 °F)
Specification
Detection Mode PIR
Sensor Dual-element low-noise PIR sensor
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)
Pet Immunity Level ≤ 18 kg (39.68 lb)
White Light Resistance Level 2000 lx
Two-way Digital Temperature Compensation Yes, no attenuation of detection distance in high temperature
Sensitivity 3 levels adjustable

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