ARD2231-W2(868) – Dahua Wireless Dual-Tech Detector

Function

Indicator Light

1 × green alarm indicator

Button

1 × power switch

Remote Update

Cloud update

Low Battery Detection

Yes

Tamper

Yes

Measuring Range (Temperature)

–15 °C to +65 °C (+5 °F to +149 °F) (indoor)

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 installtion 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 lx

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

Transmitter Power (EIRP)

Limit 25 mW

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. 615 mW

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") (L × W × H)

Net Weight

106 g (0.23 lb)

Gross Weight

184 g (0.41 lb)

Installation

Wall mount

Casing Material

PC + ABS

Certifications

CE

Anti-corrosion Level

Basic Protection

Storage Temperature

Indoor: –10 °C to +55 °C (+14 °F to +131 °F) Certified temperature:–10°C to +40°C (+14°F to +104 °F)

Storage Humidity

10%–90% (RH)

Packaging Dimensions

135.0 mm × 98.5 mm × 56.8 mm (5.31" × 3.88" × 2.24") (L × W × H)