hpmont HD09-S Series User Manual

Chapter 9 MODBUS Communication Protocol Shenzhen Hpmont Technology Co., Ltd.
- 80 - HD09-S Series User Manual V1.1
9.3.2 Read the Inverter Function Parameters or Status Parameters
Function code 0x03, request frame and response frame are shown in the table below, taking RTU mode
as an example.
Request frame Add Function code
Start register
address
Number of
registers
CRC / LRC check
Number of data
frame bytes
1 1 2 2 2/1
Value or range 0 - 247 0x03 0x0000 - 0xFFFF 0x0001 - 0x000C
Response
frame
Add Function code
Answer number
of bytes
Number of
registers
CRC / LRC check
Number of data
frame bytes
1 1 1 2* No of registers 2/1
Value or range 1 - 247 0x03 2* No of registers
9.3.3 Rewrite the Inverter a Single Function Parameters or Control Parameters
Function code 0x06 (whether data is saved after power-off is decided by para F17.09), the request
frame and response frame are shown in the table below, taking RTU mode as an example.
Request frame Add Function code Register address
Content of
registers
CRC / LRC check
Number of data
frame bytes
1 1 2 2 2/1
Value or range 0 - 247 0x06 0x0000 - 0xFFFF 0x0000 - 0xFFFF
Response
frame
Add Function code Register address
Content of
registers
CRC / LRC check
Number of data
frame bytes
1 1 2 2 2/1
Value or range 1 - 247 0x06 0x0000 - 0xFFFF 0x0000 - 0xFFFF

hpmont HD09-S Series Specifications

General

Brand	hpmont
Model	HD09-S Series
Category	Inverter
Language	English