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Dahua DHI-ARC3800H-W2(868) security alarm device
Dahua wireless alarm hub 2 > Supports video verification of alarm signals through integration of the IPC with the hub. > Images can be transmitted quickly and remotely from the PIR-Cam to the device. > Supports wired configuration methods
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Type
wireless security hub
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Network
Ethernet + Wi-Fi (redundancy)
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Features
video verification of alarms (PIR cameras), cloud updates
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Frequency
868MHz
Specifications
- Type
- wireless security hub
- Network
- Ethernet + Wi-Fi (redundancy)
- Features
- video verification of alarms (PIR cameras), cloud updates
- Frequency
- 868MHz
Dahua DHI-ARC3800H-W2(868) wireless security concentrator — an intelligent central device for building a wireless security system with video verification of alarms. The hub connects to the network via Ethernet or Wi-Fi with automatic channel redundancy, operates at a frequency of 868 MHz and supports a wide range of Dahua wireless sensors and devices. Integration with PIR cameras allows images to be transmitted instantly when the alarm is triggered.
Advantages
- A dual communication channel Ethernet + Wi-Fi with redundancy eliminates loss of connection with the monitoring server
- Video verification of alarms via PIR cameras and IPC allows you to distinguish a real intrusion from a false trigger
- A frequency of 868 MHz provides greater range and better penetration through walls compared to 433 MHz
- Cloud firmware update keeps functions up to date and eliminates vulnerabilities without a technician's visit
- Support for wired and wireless configuration methods simplifies installation on different types of facilities
- Scalability: if necessary, the system is easily expanded with additional sensors and devices
Applications
- Residential houses and apartments with high requirements for security system reliability
- Office premises and commercial facilities of small and medium scale
- Stores, pharmacies and retail outlets with valuable goods
- Facilities connected to the centralized monitoring center of security organizations
- Private facilities with remote control via a mobile application
Frequently asked questions
How does this model differ from the FW2 version with 4G support?
The W2 model uses Ethernet and Wi-Fi for communication — it is suitable for facilities with reliable wired or wireless internet; the FW2 version additionally supports the mobile 4G channel.
How many sensors can be connected to this hub?
Check the maximum number of peripheral devices in the official Dahua documentation or with SAT Solutions specialists — it depends on the specific configuration.
Does the system work during a power outage?
The concentrator can run from a backup power source — it is recommended to provide a UPS when designing the system.
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