Dahua ARD324-W2(868) Wireless Door Detector Plus Alarm Sensor
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ARD324-W2(868)
Wireless Door Detector Plus
> Frequency hopping and two-way communication technology ensure that communication is stable.
> Supports cloud update and automatically restores when cloud update fails.
> Supports jamming detection and communication encryption.
> Supports tilt and shock detection, and generates alarms when the event happens.
Product Data
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Input/Output |
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Alarm Input |
1(Normally Closed;Normally Open;Impulse Count) |
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Function |
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Indicator Light |
1 × green alarm indicator |
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Button |
1 × power switch |
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Remote Update |
Cloud update |
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Low Battery Detection |
Yes |
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Tamper |
Yes |
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Measuring Range (Temperature) |
Indoor: –15 °C to +65 °C (+5 °F to +149 °F) |
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Measuring Accuracy |
±1 °C (±1.8 °F) |
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Technical |
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Sensor |
Triaxial accelerometer, reed switch |
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Movement Distance |
< 40 mm (1.57") |
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Test Mode |
Yes |
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Scenario |
Non-metal doors |
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Operating Current |
12 uA |
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Alarm Current |
2.3 mA |
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Wireless |
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Carrier Frequency |
433.1 MHz–434.6 MHz |
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Communication Mechanism |
Two-way |
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Communication Distance |
Up to 1000m(3280.84ft) in an open space |
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Encryption Mode |
AES128 |
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Frequency Hopping |
Yes |
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General |
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Power Supply |
CR123A × 1 |
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Battery Life |
If triggered twice a day with a battery efficiency of 70%: 3 years (The external input type is NO) 1.5 years (The external input type is NC) |
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Power Consumption |
104mW |
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Operating Temperature |
Indoor: –10 °C to +55 °C (+14 °F to +131 °F) |
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Operating Humidity |
10%–90% (RH) |
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Storage Temperature |
–10 °C to +55 °C (+14 °F to +131 °F) |
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Storage Humidity |
10%–90% (RH) |
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Product Dimensions |
100.2 mm × 20.8 mm × 20.3 mm (3.94" × 0.82" × 0.80") |
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Packaging Dimensions |
135.0 mm × 98.5 mm × 27.8 mm (5.32" × 3.87" × 1.09") |
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Net Weight |
70 g (0.15 lb) |
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Gross Weight |
115 g (0.25 lb) |
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Installation |
Bracket mount |
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Casing Material |
PC + ABS |
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Certifications |
CE |
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Order & Pricing Information for Surveillance Products
Please note the following important details when ordering surveillance products from ICCTVZONE:
- Order confirmation: After you place an order, please check the confirmation email from our team. We will confirm stock, lead time and shipping before dispatch.
- Stock & replacements: Inventory status is not real-time. If an item is out of stock, we may propose a compatible replacement model for your approval.
- Final pricing: Prices shown are indicative. The final price is confirmed on the Proforma Invoice (PI) after order confirmation.
- Project-specific pricing: Some products are configured for project requirements; pricing may vary with quantity and specification.
- Minimum order: A minimum order value may apply to non-stock or project items; our team will confirm before processing.
- Shipping costs: Shipping is calculated separately and added to the order total.
- Duties & taxes: Import duties, taxes and customs clearance fees are not included in the product price or shipping quote. These charges are the customer's responsibility.
- Genuine products: We supply genuine products from leading brands with current firmware.
- Technical support: Our engineers provide pre-sales and after-sales technical support.
- Warranty: Warranty terms depend on the product and order type; we will confirm the applicable coverage in writing.
Questions? Contact sales@icctvzone.com.
Product Features
What this model is for, what it does well, and what to confirm before it goes on a project.
Indoor door and window intrusion monitoring on non-metal doors within a compatible 868 MHz Dahua alarm system.
Frequency hopping and two-way communication help keep detector reports reliable across the protected area.
Built-in tilt and shock detection raises an alarm when tampering or forced movement occurs.
A single CR123A cell supports up to three years of operation under typical twice-daily triggering.
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