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Control ports
2 RS485 ports
Disk ports
16 SATA ports
Network ports
2 RJ45 ports, 100Base-TX/1000Base-T, adaptive
USB ports
4 USB2.0 ports
Power
100 V AC to 240 V AC
Operating
frequency
50 Hz to 60 Hz
Rated power
< 50 W (excluding disks)
Operating
temperature
-10°C to 55°C
Relative humidity
10% to 90% (non-condensing)
Atmospheric
pressure
70 kPa to 106 kPa
Altitude
-60 m to 3000 m
Size (height x
width x depth)
156 mm x 483 mm x 500 mm
Weight
< 20 kg (excluding disks)
Connection
128 such NVRs can connect to the NVR Station.
The following table lists NVR1821 variants.
Front Panel
Model
NVR1821-HD
Sub-model
NVR1821-9/16/32/64HD