Huawei UPS2000 - Query Device Identification Information Command; Request Frame Format; Response Frame Format

UPS2000-(6 kVA-20 kVA)
Modbus Protocol Development Guide
1 Communication Protocol
Issue 02 (2016-03-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
15
1.5.3.4 Query Device Identification Information Command
1.5.3.4.1 Request Frame Format
Function Code
1 byte
0x2B
MEI Type
1 byte
0x0E
ReadDevID Code
1 byte
0x01
Object ID
1 byte
0x00
1.5.3.4.2 Response Frame Format
Function Code
1 byte
0x2B
MEI Type
1 byte
0x0E
ReadDevID Code
1 byte
0x01
Consistency Level
1 byte
0x01
More
1 byte
N/A
Next Object ID
1 byte
N/A
Object Number
1 byte
N/A
Object List
First Object
Object ID
1 byte
0x00
Object Length
1 byte
N
Object Value
N byte
N/A
…
…
…
…
Object ID
Object Name or
Description
Description
Category
0x00
Manufacturer name
"HUAWEI"
Basic
0x01
Product code

"UPS2000"

"UPS2000A"
0x02
Main revision
version
ASCII character string,
software version
The product code UPS2000 or UPS2000A will be returned. The signal lists for these two products are
different. For details, see section 2 Modbus Card Signal List.