INVT GD310-011P-4-UL, Operation Manual

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GD310-UL series VFD Expansion card
-225-
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
...
...
0001: Response (parameter values refreshed)
Example for PZD:
Transmission of PZD area is achieved through VFD function code; please refer to related INVT VFD
user manual to know related function code.
Example 1: Read process data of VFD
VFD parameter selects "8: Running rotation speed" as PZD3 to transmit which can be achieved by
setting P15.14 as 8. This operation is mandatory until the parameter is instead of others.
Request (From master to VFD):
PKW1 PKW2 PKW3 PKW4 CW PZD2 PZD3
… PZD12
Response xx xx xx xx xx xx xx xx xx xx xx xx 00 0A
… xx
xx
Example 2: Write process data into VFD
VFD parameter selects "2
”: PID Reference" from PZD3 which can be achieved by setting P15.03 as 2.
In each request frame, parameters will use PZD3 to update until re-select a parameter.
Request (From master to converter):
PKW1 PKW2 PKW3 PKW4 CW PZD2 PZD3
…
PZD12
Response xx xx xx xx xx xx xx xx xx xx xx xx 00 00
… xx
xx
In each request frame contents of PZD3 are given by traction until re-select a parameter.
A.2.9 Fault information
EC-TX-103 communication card is equipped with 2 fault display LEDs as shown is figure below. The
roles of these LEDs are as follows: