R250D&R250D-E
Product Description
4 Technical Specifications
Issue 01 (2016-07-05)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
18
Table 4-2
R250D-E Basic specifications
Item
Description
Physical
specifications
Dimensions (H x
W x D)
36mm x 86mm x 140mm
Weight
0.26kg
System memory
256MB DDR3L
32MB FLASH
Power
specifications
Power input
DC:48V±5%
PoE power supply: in compliance with IEEE
802.3af/at
Maximum power
consumption
11.5 W (excluding the output power of the USB port
and PoE_OUT port)
NOTE
The actual maximum power consumption depends on local
laws and regulations.
Environment
specifications
Operating
temperature
-60 m to +1800 m: 0°C to +40°C
1800 m to 5000 m: Temperature decreases by
1°C every time the altitude increases 300 m.
Storage
temperature
-40°C to +70°C
Operating
humidity
5% to 95% (non-condensing)
IP rating
IP20
Atmospheric
pressure
53 kPa to 106 kPa
4.2 Radio Specifications (R250D)
Table 4-3
Radio specifications
Item
Description
Antenna
type
Built-in antenna
Antenna
gain
2.4 GHz: 4 dBi(Typical)
5 GHz: 6 dBi(Typical)
Maximum
number of
concurrent
users
≤256