90
0x6
Slave drives are busy, please try again later, mainly used for storing
data into the non-volatile storage
0x18
Information frame error: including information length error and
calibration error
0x20
Parameters cannot be modified
0x22
Parameters are protected by password.
Single drive parameter rewrite application layer protocol data unit as follows:
：
Request format
：
Application layer protocol
Data Unit
Data length
（
number of bytes
）
Values or range
Function code
1
0x06
Register address
2
0x0000~0xFFFF
Register contents
2
0x0000~0xFFFF
Response format is as follows
：
Application layer
protocol Data Unit
Data length
（
number of bytes
）
Values or range
Function code
1
0x06
Register address
2
0x0000~0xFFFF
Register contents
2
0x0000~0xFFFF
If the operation fails, error code and exception code will be responded. The error code
is “function code + 0x80”, exception code refers to the previous description.
Inverter control parameters can accomplish functions such as start, stop, operation
frequency, etc. By retrieving the inverter state parameter, users can obtain operation
parameters such as frequency, output current and output torque. Specific frequency
converter control parameters and status parameters enumerated below
：
Inverter control parameter index
Register address
Name of parameter
Power-down
save?
0x3200
Control command word
No
0x3201
Main setting
Yes
0x3202
Operation frequency setting
Yes
0x3203
Digital closed-loop given
Yes
0x3204
Reserved
No
0x3205
Analog output AO setting
No
0x3206
Reserved
No
0x3207
Digital output Y1 setting
No
0x3208
Set the frequency ratio
No
0x3209
Virtual terminal control seting
No
0x320A
Set acceleration time 1
Yes
0x320B
Set deceleration time 1
Yes
HV950 inverter state parameter index
Register address
Parameter name
0x3300
Running status word 1
0x3301
The practical operation value of the current main setting
0x3302
Slave drive model
0x3303
Inverter type
0x3304
Software version
0x3305
Present running frequency
0x3306
Output current
Register address
Parameter name
0x3307
Output Voltage
