Huawei AR500 Series Hardware Description page 186

Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
RS485/RS422 Interface
The RS485/RS422 interface can be connected to a meter or monitoring terminal.
lists RS485/RS422 interface attributes.
Table 3-90 RS485/RS422 interface attributes
Attribute
Connector type
Standards compliance
Working mode
Communication distance
Baud rate
Cable type
Heat Dissipation
The AR502G-L-D-H router has no fans and uses natural heat dissipation.
Technical Specifications
Table 3-91
Table 3-91 AR502G-L-D-H technical specification
Item
System parameters
Processor
Memory
Flash
Dimensions and weight
Dimensions (W x D x H)
Weight
Power consumption
Maximum power consumption
Power specifications
Issue 10 (2019-03-06)
lists technical specifications of the AR502G-L-D-H router.
Copyright © Huawei Technologies Co., Ltd.
Description
5-pin Phoenix terminal block
RS485/RS422
l RS485: half-duplex
l RS422: full-duplex
1 km (> 19 kbit/s)
1200/2400/4800/9600/115200
6.2.8 5-Pin Phoenix Connector (RS485/
RS422)
Specification
HI6921
256 MB
512 MB
150 mm x 100 mm x 44 mm (5.9 in. x 3.9
in. x 1.7 in.), 1 U height
0.85 kg (1.87 lb)
8 W
3 Chassis
Table 3-90
175