Huawei AR550-8FE-D-H - Page 166

Table 3-71 DI/DO interface attributes
Attribute Description
Connector type 5-pin Phoenix terminal block
Signal type
l DI: 9.6-60 V DC power input
l DO: Boolean value (short circuit and
open circuit)
RS485/RS422 interface
The RS485/RS422 interface can be connected to a meter or monitoring terminal. Table 3-72
lists RS485/RS422 interface attributes.
Table 3-72 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)
ZigBee antenna interface
A ZigBee antenna interface connects to a ZigBee antenna to transmit and receive wireless
data. Table 3-73 lists ZigBee antenna interface attributes.
Table 3-73 ZigBee antenna interface attributes
Attribute
Description
Connector type SMA
Standards compliance IEEE 802.15.4
Frequency bands supported 2.4 GHz
Rate 250 kbit/s
Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
3 Chassis
Issue 10 (2019-03-06) Copyright © Huawei Technologies Co., Ltd. 155