Huawei UPS5000-S Series User Manual page 51

UPS5000-S-(50 kVA-300 kVA)
User Manual
Port
Southbound
communications
port 2
Network port
Northbound
communications
port
Figure 2-23
Figure 2-23 Wiring method 1
Figure 2-24 Wiring method 2
Issue 11 (2020-12-07)
NO TE
● Signal cables must be double-insulated twisted cables. If the cable length is 25–50 m,
the cross-sectional area must be 0.5–1.5 mm
● RS485 cables and FE cables must be shielded cables.
and Figure 2-24
Copyright © Huawei Technologies Co., Ltd.
Silk Description
Screen
COM2 ● Supported protocol: Modbus-RTU.
● Connects to a southbound device, such
as an iBattery.
FE ● Supported protocols: Modbus-TCP,
HTTPS, and SNMP.
● Connects to the network port on a PC.
● Network port for connecting to the web
service and for SNMP networking.
RS485 ● Supported protocol: Modbus-RTU.
● Connects to a northbound network
management device or a third-party
network management device over two
wires.
are recommended wiring methods for DO ports.
2
.
2 Overview
41