Huawei UPS5000-E-80K-LABBS User Manual page 38

UPS5000-E-(20 kVA-80 kVA)
User Manual (Integrated UPS, 208 V)
Port
Network port
Northbound
communications
port
Figure 2-14
Figure 2-14 Wiring method 1
Figure 2-15 Wiring method 2
Figure 2-16
Issue 04 (2020-03-12)
Silk Screen
FE
RS485
 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 2-15
and Table 2-6 describe the COM1 pin definitions.
Copyright © Huawei Technologies Co., Ltd.
Description
 Supported protocols: Modbus-TCP, HTTPS, and
SNMP.
 Connects to the network port on a PC.
 Supported protocol: Modbus-RTU.
 Connects to a northbound network management
device over two wires.
2
.
are recommended wiring methods for DO ports.
2 Overview
30