UPS2000-(6 kVA-20 kVA)
Modbus Protocol Development Guide
2 Modbus Card Signal List
Issue 02 (2016-03-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
20
Signal
Namee
Parameter
Type
Gain Unit or
Range
Register
Address
Address
Length
(Number
of Digits)
R/W
Attribute
apparent power
(C)
point
Load ratio (A)
Floating
point
10
%
N1021
1
R
Load ratio (B)
Floating
point
10
%
N1022
1
R
Load ratio (C)
Floating
point
10
%
N1023
1
R
Power status
Unsigned
short integer
(16 bits)
1
0: No
power
supplied
1:
Bypass
mode
2: Mains
mode
3:
Battery
mode
5: Mains
ECO
6:
Battery
ECO
N1024
1
R
Input mode
Unsigned
short integer
(16 bits)
1
0:
single-p
hase
1:
three-ph
ase
The
input
system
determi
nes
whether
the
mains
mode is
single-
or
three-ph
ase.
N1025
1
R