描述
VTA8311AB
Dahua Wired&Wireless Alarm Column
VTA8311AB 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 | 2 |
|---|---|
| Alarm Output | 2 |
| Network Port | 2 × RJ–45 10/100 Mbps self-adaptive Ethernet port |
| Telephone Line | 1 × PSTN |
| SIM Card Slot | Yes (4G is optional) |
| RS-232 | 1 |
| RS-485 | 1 (supports accessing a dot-matrix display) |
| Auxiliary Power Output | 1 × 12 V/1 A |
| SD Card Slot | 1 × Micro SD card slot (maximum 256 GB) |
Video & Audio
| Video Compression | H.264/H.265 |
|---|---|
| Audio Input | Supports 1 audio input channel with a maximum pickup distance of 5.0 m (16.40 ft); Supports accessing an external pickup |
| Audio Output | Supports 1 audio output channel with a maximum power of 30 W; Supports accessing an active speaker |
| Audio Compression | G.711aG.711UPCMG.726 |
| Volume Control | Yes |
| Two-way Audio | Yes |
| Field of View | D: 105°; H: 88°; V: 44° |
| Resolution | 704 × 480; 640 × 480; 1280 × 720; 1920 × 1080 |
| Frame Rate | 1–25 fps |
| Illumination Mode | IR illumination |
| Illumination Range | 30 m (98.43 ft) |
| Day/Night Switch | Yes |
Function
| Indicator Light | 2 function indicators (alarm and alarm button) |
|---|---|
| Button | 1 × alarm button |
| External Accessories | Vertical pole |
| Phone Call | Yes |
| Video Linkage | Yes |
| Camera Video and Snapshot Linkage | Yes |
| OSD Overlay | Up to 5 lines can be added with 60 English letters in each line on webpage |
| Arm and Disarm | Arming/Disarming on webpage |
| Remote Update | Yes |
| Network Protocol | DHCP; UPNP; NTP |
| FTP Server | Yes |
| Tamper | 2-channel door detector tamper alarm |
| User Management | 64 remote users |
| Logs | Stores up to 10,000 logs, including alarm events and operation logs |
| Search for Remote Alarm Event | Yes |
General
| Language | English |
|---|---|
| Power Supply | 110–240 VAC |
| Power Consumption | ≤20 W(Idling) (without speakers); ≤55 W(Full load) |
| Operating Temperature | –30 °C to +65 °C (–22 ℉ to +149 ℉) |
| Operating Humidity | 10%–90% (RH) |
| Product Dimensions | 2,410 mm × 340 mm × 330 mm (94.88" × 13.38" × 12.99")(L × W × H) |
| Net Weight | 95 kg (209.44 lb) |
| Gross Weight | 110 kg (242.51 lb) |
| Installation | footing cage mount |
| Casing Material | Galvanized plate |
| Protection | IPX5 |
| Anti-corrosion Level | Basic Protection *The products are designed for general use and are applicable even in areas with no specific requirements for anti-corrosion protection. |
| Packaging Dimensions | 2667 mm × 615 mm × 715 mm (105.00" × 24.21" × 28.15")(L × W × H) |
