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Dahua Wireless Door and Window Magnetic Contact Detector operating at 868MHz.
Dahua Wireless Door and Window Magnetic Contact Detector operating at 868MHz. Uses a reed switch sensor to detect door or window opening events, trigg...
Dahua Wireless Door and Window Magnetic Contact Detector operating at 868MHz. Uses a reed switch sensor to detect door or window opening events, triggering an alarm when the gap between sensor and magnet exceeds the detection threshold (up to 40mm movement distance). Features two-way communication with AES128 encryption, frequency hopping for interference resistance, built-in temperature monitoring, 1-channel dry contact input, and cloud-based remote firmware updates via the DMSS app. Powered by a single CR123A battery rated for up to 4 years (NO input type).
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| Store | Stock |
|---|---|
| PureTech UK | 1 |
| PureTech Derby | 14 |
SKU:
DHI-ARD323-W2(868)
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Product Details
Dahua Wireless Door and Window Magnetic Contact Detector operating at 868MHz. Uses a reed switch sensor to detect door or window opening events, triggering an alarm when the gap between sensor and magnet exceeds the detection threshold (up to 40mm movement distance). Features two-way communication with AES128 encryption, frequency hopping for interference resistance, built-in temperature monitoring, 1-channel dry contact input, and cloud-based remote firmware updates via the DMSS app. Powered by a single CR123A battery rated for up to 4 years (NO input type).
| Manufacturer | Dahua |
|---|---|
| App | DMSS (iOS and Android) |
| Battery Life | 4 years (NO input type); 2 years (NC or Pulse input type) |
| Battery Voltage | 3 VDC |
| Certifications | CE,EN 50131-1:2006+A1:2009+A2:2017+A3:2020,EN 50131-6:2017,EN 50131-5-3:2017,EN 50131-2-6:2008 |
| Communication Distance | Up to 1200m in open space |
| Communication Frequency | 868.0 MHz – 868.6 MHz |
| Communication Mechanism | Two-way |
| Encryption | AES128 |
| Environmental Class | Class II |
| External Zone | 1-channel dry contact input |
| Frequency Hopping | true |
| Indicator | 1x green alarm indicator |
| Installation | Bracket mount |
| Low Battery Alarm | true |
| Max Power Consumption | 125 mW |
| Movement Distance Trigger | < 40 mm |
| Power Supply | CR123A battery |
| Remote Upgrade | Cloud update |
| Scenario | Non-metal doors |
| Security Grade | Grade 2 |
| Sensor Type | Reed Switch |
| Signal Strength Detection | true |
| Tamper Alarm | true |
| Temperature Measuring Range | -15°C to +65°C (indoor) |
| Temperature Resolution | 1°C |
| Test Mode | true |
| Transmitter Power Eirp | 25 mW (limit) |
| Casing Material | PC + ABS |
| Dimensions | 100.2mm x 20.8mm x 20.3mm |
| Net Weight | 70g |
| Operating Temperature | -10°C to +55°C (indoor) |
| Operating Humidity | 10% – 90% RH |
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