Can I mount my vfd inside the mill column or would it overheat?

[mksj]

Dabbler is correct, the display can be configured to read a range of parameters, there is also a programmable function that scales the Hz output to display RPM. Example below is for the WJ200 for a 4P motor:

 

[woodchucker]

Dabbler is correct, the display can be configured to read a range of parameters, there is also a programmable function that scales the Hz output to display RPM. Example below is for the WJ200 for a 4P motor:
View attachment 502040

I don't see scaling on a Huanyang. Thanks for the info.