Huawei UPS5000-A-600K-SC User Manual page 34

UPS5000-A-(600 kVA-800 kVA)
User Manual (40 kVA)
Port
DO_1
DO_2
DO_3
DO_4
DB26
Battery
temper
ature
sensor
port
Southb
ound
port 1
Southb
ound
port 2
Networ
k port
Northb
ound
commu
nicati-
ons
port


Figure 2-18
Issue 03 (2017-10-16)
Silk
Description
Screen
NO DO_1 is used to output alarms and indicates critical alarms by
default. It can be set to indicate minor alarms, bypass mode,
COM
battery mode, or low battery voltage.
NO DO_2 is used to output alarms and indicates minor alarms by
default. It can be set to indicate critical alarms, bypass mode,
COM
battery mode, or low battery voltage.
NO DO_3 is used to output alarms and indicates bypass mode by
default. It can be set to indicate critical alarms, minor alarms,
COM
battery mode, or low battery voltage.
NO DO_4 is used to output alarms and indicates battery mode by
default. It can be set to indicate critical alarms, minor alarms,
COM
bypass mode, or low battery voltage.
Provides FE, RS485, Inter-Integrated Circuit (I2C), and control
MDU
area network (CAN) signals.
B_TEMP Connects to an indoor battery temperature sensor.
Connects to an ambient temperature and humidity sensor over two
COM1
wires.
COM2 Connects to a southbound device, such as a BMU.
FE Connects to the network port on a PC.
Connects to a northbound network management device or
RS485
third-party network management device over two wires.
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 2-19 are recommended wiring methods for DO ports.
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