The RS485/RS422 interface can be connected to a meter or monitoring terminal. Table 3-63
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.
Table 3-64 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
Table 3-65 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
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