描述
ARD333-W2(915S)
Dahua Wireless Door Detector
ARD333-W2(915S) 屬大華防盜警報產品。傑成系統有限公司（香港防盜）為大華產品安裝商及經銷商，可提供供應、安裝、調試、保養及維修。方案可參考防盜系統。規格以原廠資料為準。
規格
Port
| Alarm Input | 1-channel external digital input |
|---|
Function
| Indicator Light | 1 × green alarm indicator |
|---|---|
| Button | 1 × power button |
| 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 | Reed switch |
|---|---|
| Anti-EMI/RFI Interference | Yes |
| Test Mode | Yes |
| Scenario | Non-metal doors |
| Operating Current | 471.3 mA (Max), 32.7 uA (Standby) (Battery 3 V) |
Wireless
| Carrier Frequency | 915.0 MHz–928.0 MHz |
|---|---|
| Transmitter Power (EIRP) | Limit 1 W |
| Communication Mechanism | Two-way |
| Communication Distance | Up to 1,400 m (4,593.18 ft) in an open space |
| Encryption Mode | AES128 |
| Frequency Hopping | Yes |
General
| Power Supply | CR123A battery |
|---|---|
| Power Supply Type | Type C |
| Battery Model | CR123A |
| Battery Life | A single CR123 battery can last for 4.1 years if alarms are triggered 2 times a day, with a battery efficiency of 80%. |
| Low Battery Threshold | 2.2V |
| Battery Restore Threshold | 2.6V |
| Power Consumption | 0.314 W (Max), 0.098 mW (Standby) |
| Operating Temperature | –10 °C to +55 °C (+14 °F to +131 °F) (indoor) |
| Operating Humidity | 10%–90% (RH) |
| Product Dimensions | 101.0 mm × 21.0 mm × 22.2 mm (3.98" × 0.83" × 0.87") (L × W × H) |
| Net Weight | 48.7 g (0.11 lb) |
| Gross Weight | 88 g (0.19 lb) |
| Installation | Wall mount |
| Casing Material | PC + ABS |
| Certifications | CE |
| Packaging Dimensions | 110.0 mm × 75.0 mm × 33.0 mm (3.61" × 2.46" × 1.08") (L × W × H) |
