Huawei AR500 Series Hardware Description page 464

Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
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11 Ground point
Indicator Description
Figure 3-85
Issue 10 (2019-03-06)
LAN interfaces: six FE electrical
interfaces
NOTE
FE0 can be used as a WAN interface.
Cover open sensor
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.
USB interface
NOTE
The router must be reliably grounded using a
ground cable to protect the router from
lightning and electromagnetic interference.
shows the indicators on the AR531GPe-U-H router.
Copyright © Huawei Technologies Co., Ltd.
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.
6 Two RS485 interfaces and two DI
interfaces
NOTE
l RS485 interfaces: connected to meters or
other devices with RS485 interfaces
l DI interfaces: connected to digital input
devices
8 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
PoE Midspan.
l It can also be used as a PLC interface.
10 Two GE optical interfaces
NOTE
The two interfaces GE0 and GE1 can be used
as WAN interfaces.
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3 Chassis
4.9 180 W
453