Huawei UPS5000-S-400K-SM User Manual page 63

UPS5000-S-(350 kVA-800 kVA)
User Manual
Port
DO_3
DO_4
DB26
Battery temperature
sensor port
Southbound
communications
port 1
Southbound
communications
port 2
Network port
Northbound
communications
port
Figure 2-28
Issue 12 (2023-05-26)
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 2-29
Copyright © Huawei Digital Power Technologies Co., Ltd.
Silk Description
Screen
NO ● On the System Info > Settings > Dry
Contact Set screen, MUS05A DO_1,
COM
MUS05A DO_2, MUS05A DO_3, and
MUS05A DO_4 can be set to Disable,
NO
Critical alarm, Minor alarm, Bypass
mode, Battery mode, Low batt. volt.,
COM
Low battery SOC, Abnormal mains, Sys
maint breaker enable, Sys outp
breaker enable, Maint. breaker closed,
No power supplied, Mains supplies
power, ECO mode, Battery test, and
Batt. Volt. Below Thres..
● Configure power segment settings based
on backup time.
MDU Provides FE, RS485, I2C, and CAN signals.
B_TEMP Connects to an indoor battery temperature
sensor.
COM1 ● Supported protocol: Modbus-RTU.
● Connects to an ambient temperature and
humidity sensor over two wires.
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 Product Overview
2
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54