I have posted a couple other spots on the web but no bites so I will post here also.
Sorry for the cross post.
I have a G540 hooked up to a Keling (HY) VFD.
The speed is not linear.
The Input voltage measured at the VFD is shown on the graph as Vout and it is linear.
The speed Top speed and lowest speed are good.
Current setting for the first few paramters.
PD000 0
PD001 1
PD002 0
PD003 400
PD004 400
PD005 400
PD006 2.5
PD007 0.500
PD008 220
PD009 13.0
PD010 6.5
PD012 133
PD013 0
PD014 5.0
PD015 5.0
PD016 5.0
PD017 5.0
PD018 40.0
PD019 40.0
PD020 80.0
PD021 80.0
PD022 0
PD023 1
PD141 220
PD142 11.0
PD143 2
PD144 1440
Thanks
Dave