3
LAN interfaces: six FE electrical
interfaces
NOTE
FE0 can be used as a WAN interface.
4
Double SIM card slots
NOTE
l
The router supports double-card single-
standby.
l
The router must use industrial SIM cards.
If only one SIM card needs to be
installed, install it in slot SIM1.
5
ZigBee antenna interface/sub-GHz
antenna interface
6
RST
NOTICE
This button is used to reset the router.
l
Holding down the button for 10 seconds
will restore the factory settings.
l
Pressing the button will reset the system.
Resetting the system will interrupt services.
Exercise caution when performing this
operation.
7
AC power socket
NOTE
l
It is connected to an AC power supply
device using a 4-pin AC power cable.
l
The router supports Huawei
l
It can also be used as a PLC interface.
8
USB interface
9
Two GE optical interfaces
NOTE
The two interfaces GE0 and GE1 can be
used as WAN interfaces.
10 Cover open sensor
11 Two GE optical interfaces
NOTE
The two interfaces GE0 and GE1 can be
used as WAN interfaces.
12 Ground point
NOTE
The router must be reliably grounded using a
ground cable to protect the router from
lightning and electromagnetic interference.
Indicator Description
shows the indicators on the AR531GR-U-H router.
Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
3 Chassis
Issue 10 (2019-03-06)
Copyright © Huawei Technologies Co., Ltd.
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