The RS485/RS422 interface can be connected to a meter or monitoring terminal.
lists RS485/RS422 interface attributes.
Table 3-63
RS485/RS422 interface attributes
Attribute
Description
Connector type
5-pin Phoenix terminal block
Standards compliance
RS485/RS422
Working mode
l
RS485: half-duplex
l
RS422: full-duplex
Communication distance
1 km (> 19 kbit/s)
Baud rate
1200/2400/4800/9600/115200
Cable type
6.2.8 5-Pin Phoenix Connector (RS485/
RS422)
RF antenna interface
An RF antenna interface connects to an RF antenna to receive and transmit wireless data.
lists the attributes of an RF antenna interface.
Table 3-64
RF antenna interface attributes
Attribute
Description
Connector type
SMA
Standards compliance
IEEE802.15.4g
Frequency bands supported
433 MHz
Rate
2.4 Mbit/s
Cable type
6.3.6 433 MHz RF Remote Antenna
Heat Dissipation
The AR502EGRc-Lc router has no fans and uses natural heat dissipation.
Technical Specifications
lists technical specifications of the AR502EGRc-Lc 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.
145