EVS5048S-R - Uncategorized Dahua Technology - Free user manual and instructions
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| Product Type | Network Video Recorder (NVR) |
| Channels | 48 channels |
| Dimensions (W x D x H) | 440 mm x 400 mm x 88 mm (4U) |
| Weight | Approximately 12 kg (without hard drives) |
| Power Supply | AC 100-240V, 50/60 Hz, redundant power supply (optional) |
| Power Consumption | < 50 W (without HDDs) |
| Storage Capacity | Up to 16 SATA HDDs (up to 10 TB each) |
| RAID Support | RAID 0, 1, 5, 6, 10 |
| Video Compression | H.265, H.264, MJPEG |
| Recording Resolution | Up to 12 MP per channel |
| Audio Formats | G.711A, G.711U, PCM, AAC |
| Network Interfaces | 2 Gigabit Ethernet ports, optional 10GbE |
| USB Ports | 3 USB 2.0, 2 USB 3.0 |
| HDMI/VGA Output | 1 HDMI, 1 VGA |
| Operating Temperature | -10°C to 55°C (14°F to 131°F) |
| Humidity | 10% to 90% (non-condensing) |
| Main Functions | Real-time recording, playback, remote access, motion detection, intelligent analytics, alarm management |
| Maintenance & Cleaning | Regularly dust with a dry cloth; ensure proper ventilation; avoid moisture. |
| Safety | CE, FCC, UL listed; includes built-in surge protection and overcurrent protection. |
| Spare Parts & Repairability | Internal HDDs, power supply modules, fans, and mainboard are replaceable. Service manual available. |
| General Information | Brand: Dahua Technology; Model: EVS5048S-R; License: Pre-installed with 48 camera licenses. |
Frequently Asked Questions - EVS5048S-R Dahua Technology
What is the maximum number of hard drives supported by the Dahua EVS5048S-R?
The EVS5048S-R supports up to 16 SATA hard drives, each up to 10 TB, for a total storage capacity of up to 160 TB.
Can the EVS5048S-R support RAID configurations?
Yes, the NVR supports RAID levels 0, 1, 5, 6, and 10, providing data redundancy and performance options.
What video compression formats are supported?
The device supports H.265, H.264, and MJPEG compression, with H.265 offering the best bandwidth and storage efficiency.
How many IP cameras can be connected to this NVR?
The EVS5048S-R can connect up to 48 IP cameras with built-in 48-channel license, and it supports up to 12 MP resolution per channel.
Does the NVR have remote access capabilities?
Yes, remote access is available via the Dahua DMSS app or web browser, allowing live view, playback, and configuration from anywhere.
What is the power consumption of the EVS5048S-R?
The typical power consumption is less than 50 W without hard drives, and it supports redundant power supply for reliability.
Is the EVS5048S-R compatible with all Dahua cameras?
It is compatible with most Dahua IP cameras and many ONVIF-compliant third-party cameras, but for best performance, Dahua cameras are recommended.
How do I clean and maintain the NVR?
Clean the exterior with a soft dry cloth. Ensure proper ventilation and avoid dust buildup. Do not use liquids or solvents.
What safety certifications does this NVR have?
The device is certified with CE, FCC, and UL marks, and includes built-in surge and overcurrent protection.
Can the internal components be replaced or upgraded?
Yes, the hard drives, power supply modules, fans, and mainboard are field-replaceable. Spare parts are available from Dahua distributors.
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