This an RS485 Modbus CNC I/O Module designed for use with the 6 Pack Universal CNC Controller. It can be used to control RS485 spindle VFDs. The currently firmware supports Huanyang spindles with both the original and newer protocols.

RS485 Control is very robust and allow both precise speed control as well as direction control. The firmware constantly monitors the performance of the spindle and can stop your job if the spindle working properly.

Note: RS485 can be difficult to wire correctly and it does require special setup on the VFD. It is not recommended to people without extensive electronics experience. The 0-10V module is an easier alternative.

Some Assembly Required.

You need to solder the header connector and terminal block.