Dahua- ARD324-W2(868S)

Wireless Intrusion Alarms Model

DAHUA WIRELESS INTRUSION ALARM ARD324-W2(868S)

FEATURES

Environmental Monitoring
The ARD324-W2(868S) displays the temperature of the surrounding environment and supports the overheating alarm. This feature allows for proactive monitoring of temperature-related anomalies.
Enhanced Communication Security
It supports jamming detection and communication encryption, ensuring secure and reliable communication. These features protect the system from interference and unauthorized access.
Shock and Tilt Detection
The detector is equipped with tilt and shock detection capabilities, generating alarms when such events occur. This enhances the system's ability to detect unauthorized tampering or movement.
Automatic Cloud Updates
Supports cloud updates and automatically restores when cloud update fails, ensuring the device remains up-to-date with the latest firmware. This feature simplifies maintenance and enhances system reliability.
Stable Communication Technology
Frequency hopping and two-way communication technology ensure stable and secure communication between the detector and the hub. These technologies minimize interference and enhance system performance.

SPECIFICATIONS

Detection: Door/window open or tilt/shock events
Alarm input: 1 NO/NC/internal pulse counter port
Temperature display & alarm: Yes, supports overheating alert
Wireless frequency: 868.0–868.6 MHz, AES‑128, two-way RF, hopping
RF Range: up to 1200 m open space
Power: 1 × CR123A 3 V battery; ~3 years cycle life
Operating Temp: –10 °C to +55 °C; humidity unspecified
Dimensions: approx. 100 × 21 × 21 mm; net 34 g per unit
Housing: PC + ABS; tamper detection supported
Indicators: 1 × green LED for status
Other features: Shock/tilt detection, jamming detection, cloud update with auto-restoration

DAHUA WIRELESS INTRUSION ALARM ARD2231-W2(868)

FEATURES

Dual Detection Technology
The ARD2231-W2(868) combines PIR and microwave motion detection, enhancing sensitivity and reducing false alarms. This dual technology ensures accurate detection of intrusions.
Environmental Monitoring
It displays the temperature of the surrounding environment and supports the overheating alarm. This feature allows for proactive monitoring of temperature-related anomalies.
Adjustable Sensitivity
The detector offers 3-level sensitivity adjustment, allowing customization based on specific requirements. This flexibility enhances detection accuracy.
Enhanced Communication Security
Supports jamming detection and communication encryption, ensuring secure and reliable communication. These features protect the system from interference and unauthorized access.
Automatic Cloud Updates
Supports cloud updates and automatically restores when cloud update fails, ensuring the device remains up-to-date with the latest firmware. This feature simplifies maintenance and enhances system reliability.

SPECIFICATIONS

DAHUA WIRELESS INTRUSION ALARM ARD912-W2(868D)

FEATURES

Reliable Wireless Connectivity
Utilizes frequency hopping and two-way communication technology to ensure stable and secure communication between the detector and the hub.
Enhanced Security Measures
Equipped with jamming detection and communication encryption to prevent unauthorized interference and ensure data integrity.
Cloud-Based Firmware Updates
Supports cloud updates and automatically restores to the previous version if an update fails, ensuring the device remains up-to-date and functional.
Environmental Monitoring Capabilities
Displays the surrounding temperature and supports overheating alarms, allowing for proactive monitoring of environmental conditions.
Adjustable Sensitivity Settings
Features sensitivity adjustment to tailor detection capabilities to specific installation environments, enhancing detection accuracy.

SPECIFICATIONS