Invt CHV190-045G-4 Инструкция по эксплуатации онлайн [154/242] 471536

Invt CHV190-045G-4 Инструкция по эксплуатации онлайн [154/242] 471536
CHV190 series special inverter for crane
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Parameter
description
Address
Meaning of value
R/W
feature
3015H
Torque direction
(0:
forward, 1:
reverse)
R
3016H Device code R
4000H **** R
Parameter lock
password check
address
4001H 55AAH R
Parameter lock
password
command
address
5000H
This address stores the fault type of
inverter. The meaning of each value
is same as P7.15.
R
Fault info
address
The above shows the format of the frame. Now we will introduce the Modbus command
and data structure in details, which is called protocol data unit for simplicity. Also MSB
stands for the most significant byte and LSB stands for the least significant byte for the
same reason. The description below is data format in RTU mode. The length of data unit
in ASCII mode should be doubled.
Protocol data unit format of reading parameters:
Request format:
Protocol data unit Data length (bytes) Range
Command 1 0x03
Data address 2 0~0xFFFF
Read number 2 0x0001~0x0010
Reply format (success):
Protocol data unit Data length (bytes) Range
Command 1 0x03
Returned byte number
2 2* Read number
Content 2* Read number
If the command is reading the type of inverter (data address 0x3016), the content value in
reply message is the device code:
The high 8 bit of device code is the type of the inverter, and the low 8 bit of device code is

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