Figure 4-12 RS485 port pins
Table 4-11 Pin definitions for the RS485 port
Pin
Description
1
2
RS485_T–
3
-
4
5
RS485_R–
6
GND
7
-
8
-
NO TE
If cables are prepared onsite, follow the three methods below:
● Connect pin 1 and pin 2. Pin 1 connects to RS485+ and pin 2 connects to RS485–.
● Connect pin 4 and pin 5. Pin 4 connects to RS485+ and pin 5 connects to RS485–.
● Connect pins 1, 2, 4, and 5. Twist cables to pin 1 and pin 4 into one cable and then
connect it to RS485+. Twist cables to pin 2 and pin 5 into one and then connect it to
RS485–.
4.4 Intelligent Detection Card
In the integrated UPS solution, the intelligent detection card detects the
temperatures of the copper bars, switches, and environments of the battery,
bypass input, mains input, output, bypass input of the switch cabinet, mains input
of the switch cabinet, and output of the switch cabinet, and monitors the status of
the mains input, bypass input, and output switches of the switch cabinet.
It is 1 U high and supports hot swap.
UPS5000-H-(1200 kVA-1600 kVA)
User Manual (100 kVA Power Modules)
4 Component Description
Issue 05 (2021-10-13)
Copyright © Huawei Technologies Co., Ltd.
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