Dahua Alarm Wireless PIR Detector - ARD2231-W2(868) - Dual-Tech
Wireless dual-tech PIR detector with pet immunity, auto temperature compensation, 3-level sensitivity, ambient temperature display, overheating alarm, and frequency hopping.
Please Note
The website is currently being actively developed, you are welcome to place the order and in 99% of the cases your order will be processed as usual, but in some cases there may be a delay or the price may change. We will notify you if there are any issues.
Discontinued
This item was discontinued and currently is not available for order on our website. The item may become available soon. Please contact us if you need more information regarding the upcoming arrivals.
| Security Sensors - Type | Dual Tech (PIR+MW) |
|---|---|
| Security Sensors - Connectivity | Wireless (433/868 MHz) |
| Security Sensors - Power | Battery |
- Pet immunity function
- Auto temperature compensation
- 3-level sensitivity adjustment
- Displays the temperature of the surrounding environment and supports the overheating alarm
- Frequency hopping and two-way communication technology ensure that communication is stable
- Supports cloud update and automatically restores when cloud update fails
- PIR and microwave motion detection
- Supports jamming detection and communication encryption
Function
- Indicator Light : 1 × green alarm indicator
- Button : 1 × power switch
- Remote Update : Cloud update
- Low Battery Detection : Yes
- Tamper : Yes
- Measuring Range (Temperature) : Indoor: –15 °C to +65 °C
- Measuring Accuracy : ±1 °C
Technical
- Sensor : Dual-element low-noise PIR sensor, microwave sensor
- Detection Mode : PIR + Microwave
- Sensitivity : 3 levels adjustable
- Detection Range : 12 m (90°) with installation height of 2.2 m
- Detection Speed : 0.3 m/s–3 m/s
- Microwave Frequency : 24 G
- Pet Immunity Level : ≤ 18 kg, height < 50 cm
- White Light Resistance Leve : 2000 lux
- 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
- Communication Mechanism : Two-way
- Communication Distance : Up to 1,600 m 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
- Certified temperature: –10 °C to +40 °C
- Operating Humidity : 10%–90% (RH)
- Product Dimensions : 104.0 mm × 60.0 mm × 50.0 mm
- Packaging Dimensions : 135.0 mm × 98.5 mm × 56.8 mm
- Net Weight : 106 g
- Gross Weight : 184 g
- Installation : Wall mount, Ceiling mount (With the bracket ARA33)
- Casing Material : PC + ABS
- Certifications : CE
| Connectivity | Wireless |
| Installation | Wall |
| Battery | Up to 3 Years |
| Communication | 2Way |
| Range | Up to 1600 meters |
| Certification | CE |
| Pet Immune | Up to 18 Kg |
| Temperature Sensor | Yes |