Huawei AR500 Series Hardware Description page 512

Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
2.5GE optical interface
A 2.5GE optical interface supports GE/2.5GE auto-sensing and is used for data transmission
and receiving at over 1 Gbit/s.
Table 3-401 2.5GE optical interface attributes
Attribute
Connector type
Standards compliance
Cable type
DI/DO interface
A DI interface receives alarm input (9.6-60 V), and a DO interface sends output signals to
instruct an external device to perform required actions.
attributes.
Table 3-402 DI/DO interface attributes
Attribute
Connector type
Signal type
Heat Dissipation
The AR550C-4GE router has no fans and uses natural heat dissipation.
Technical Specifications
Table 3-403
Table 3-403 AR550C-4GE technical specifications
Item
System parameters
Processor
Memory
Flash
Issue 10 (2019-03-06)
Table 3-401
lists technical specifications of the AR550C-4GE router.
Copyright © Huawei Technologies Co., Ltd.
lists the attributes of a 2.5GE optical interface.
Description
SFP
IEEE802.3z
Optical fiber (inserted in an optical module)
and GE Optical Module
Table 3-402 lists the DI/DO interface
Description
5-pin Phoenix terminal block
l DI: 9.6-60 V DC power input
l DO: Boolean value (short circuit and
open circuit)
Specification
Dual-core, 700 MHz
256 MB
512 MB
3 Chassis
501