Huawei AR500 Series Hardware Description page 159

Industrial switch routers
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Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
Figure 3-18 AR502EGRz-Lc appearance
1
3
Issue 10 (2019-03-06)
WAN interfaces: two LTE antenna
interfaces
CON/RS232 interface
Copyright © Huawei Technologies Co., Ltd.
2
RS485/RS422 interface
NOTE
SG is the ground for RS485/RS422 signal
isolation.
4
DI/DO interface
3 Chassis
148

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