Raisecom
Gazelle ST2028i (A) Hardware Description
1 Overview
Raisecom Proprietary and Confidential
Copyright © Raisecom Technology Co., Ltd.
2
1.2 System configurations
Adopting industrial-level chip and power module, the Gazelle S2028i supports configurable
interfaces, flexible power supply and networking modes, thus meeting special requirements of
on-site industrial environment.
Provide density of up to 20+4 interfaces, and support the 0.5U subcard in the upper and
lower parts.
Provide multiple service interface types, such as RJ45, 1×9 SC/PC, 1×9 ST/PC, and SFP.
Support the RJ45 serial interface card. Support RS-232/RS-422/RS-485 standards.
Support the GPS card and the PTP card.
Provide the RJ45 Console interface for local management.
Provide Phoenix terminal alarm output interface (ALM) and power interface.
1.3 Physical parameters
Table 1-1 lists physical parameters of the Gazelle S2028i.
Table 1-1
Physical parameters
Parameter
Value
Dimensions (Width × Depth × Height)
440 mm × 360 mm × 44 mm
Power consumption
In all-optical interface
configuration: < 43 W
In all-electrical interface
configuration: < 30 W
Weight
7 kg
Protection level
IP 40
Operating temperature
-40 to 85°C
Storage temperature
-40 to 85°C
Operating humidity
5%–95% RH (non-condensing)
Power
DC power
Rated voltage
24/48 VDC
Voltage range
20–72 VDC
AC power
Rated voltage
110/220 VAC
110/220 VDC
Voltage range
85–264 VAC
88–300 VDC
Frequency
50/60 Hz
–
Overload protection
Supported
Reverse connection
protection
Supported