DI interfaces are used to observe remote communication input and voltage level signals.
Table 3-348 lists DI interface attributes.
Table 3-348 DI interface attributes
Attribute Description
Connector type 8-pin connector (rightmost 4 pins for DI
interfaces)
Signal type Passive DI signals, Boolean value (short
circuit and open circuit)
Cable type 6.2.11 8-Pin Phoenix Connector
(RS485/DI)
FE optical interface
An FE optical interface transmits and receives Ethernet services at 10 Mbit/s or 100 Mbit/s.
Table 3-349 lists FE optical interface attributes.
Table 3-349 FE optical interface attributes
Attribute
Description
Connector type SFP
Standards compliance IEEE802.3 100Base-FX
Frame format Ethernet_II, 802.3
Network protocol IP
Cable type Optical fiber (inserted in an optical module)
Cable type 6.6 Ethernet Cable and FE Optical
Module
Heat Dissipation
The AR531-F2C-H router has no fans and uses natural heat dissipation.
Technical Specifications
Table 3-350 lists technical specifications of the AR531-F2C-H router.
Table 3-350 AR531-F2C-H technical specifications
Item
Specification
System parameters
Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
3 Chassis
Issue 10 (2019-03-06) Copyright © Huawei Technologies Co., Ltd. 450
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