描述
ARM310-W2(868)
Wireless input expander
ARM310-W2(868) 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
| Indicator Light | 1 × green alarm indicator |
|---|---|
| Button | 1 × power button |
| Protection Zone | 1-channel dry contact input |
Function
| Tampering Alarm | Yes |
|---|---|
| Remote Upgrade | Cloud update |
| Low Battery Alarm | Yes |
| Test Mode | Yes |
| Search | Signal strength detection |
Wireless
| Carrier Frequency | 868.0 MHz–868.6 MHz |
|---|---|
| Communication Distance | Up to 1,200 m (3,937.01 ft) in an open space |
| Communication Mechanism | Two-way |
| Frequency Hopping | Yes |
| Encryption Mode | AES128 |
General
| Power Supply Mode | CR123A battery |
|---|---|
| Power Consumption | Max. 125 mW |
| Operating Temperature | –10 °C to +55 °C (+14 °F to +131 °F) (indoor) |
| Operating Humidity | 10%–90% (RH) |
| Dimensions | 100.2mm × 20.8mm × 20.3mm (3.94" × 0.82" ×0.80") |
| Package Dimensions | 135.0 mm × 98.5 mm × 27.8mm (5.31" × 3.88" × 1.09") |
| Installation Mode | Bracket mount |
| Net Weight | 70 g (0.15 lb) |
| Gross Weight | 115 g (0.25 lb) |
| Certification | CE |
| Battery Life | 4 years (The external input type is NO) 2 years (The external input type is NC or Pulse) |
| Casing Material | PC + ABS |
Temperature
| Measurement Range | –15 °C to +65 °C (+5 °F to +149 °F) (indoor) |
|---|---|
| Measurement Precision | ±1 °C (±1.8 °F) |
| Resolution | 1 °C (33.8 °F) |
