Huawei AR500 Series Manual page 438

Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
Table 3-409 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 3-410 DI/DO interface attributes
Attribute
Connector type
Signal type
Heat Dissipation
The AR550C-2C6GE router has no fans and uses natural heat dissipation.
Technical Specifications
Table 3-411
Table 3-411 AR550C-2C6GE technical specifications
Item
System parameters
Processor
Memory
Flash
Dimensions and weight
Dimensions (W x D x H)
Issue 10 (2019-03-06)
lists technical specifications of the AR550C-2C6GE router.
Copyright © Huawei Technologies Co., Ltd.
Description
SFP
IEEE802.3z
Optical fiber (inserted in an optical module)
and GE Optical Module
Table 3-410 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
150 mm x 133 mm x 44 mm (5.91 in. x 5.24
in. x 1.73 in.), 1 U height
3 Chassis
509