INVT GD310-011P-4-UL, Руководство по эксплуатации

Страница: 232 / 269

GD310-UL series VFD Expansion card
-224-
Response label (From slave to master)
Confirmation Function
6: The task could not be implemented due to operational state
7: Request isn’t supported.
8: Request can’t be completed due to communication error
9: Fault occurs when write operation to stationary store
10: Request fails due to timeout
11: Parameter cannot be assigned to PZD
12: Control word bit can’t be allocated
13: Other errors
4 No parameter change rights
Example 1: Read parameter value
Read keypad set frequency value (the address of keypad set frequency is 10) which can be achieved
by setting PKW1 as 1, PKW2 as 10, return value is in PKW4.
Request (From master to VFD):
PKW1
00 01
PKW2
00 10
PKW3
00 00
PKW4
00 00
CW
xx xx
PZD2
xx xx
PZD3
xx xx
PZD12
xx xx
CW
Request
...
...
0010: Parameter address
0001: Request for reading parameter values
Response (From VFD to master)
PKW1
00 01
PKW2
00 10
PKW3
00 00
PKW4
50 00
CW
xx xx
PZD2
xx xx
PZD3
xx xx
PZD12
xx xx
CW
Response
...
...
5000: Parameter value of address 10
0001: Response (parameter values refreshed)
Example 2: Modify the parameter values (RAM and EEPROM are modified)
Modify keypad settings frequency value (the address of keypad set frequency is 4) which can be
achieved by setting PKW1 as 4; PKW2 as 10, modification value (50.00) is in PKW4.
Request (From master to VFD):
PKW1
00 04
PKW2
00 10
PKW3
00 00
PKW4
50 00
CW
xx xx
PZD2
xx xx
PZD3
xx xx
PZD12
xx xx
CW
Request
...
...
0004: Parameter changes
5000: Parameter value of address 10