To use the CAN channel in order tracking mathematic it needs to be upsampled to a synchronous channel with the steps below:

1. Go to formula and select the ASYNC channel.
2. In the Time axis tab select the SYNC timebase. This will make a SYNC channel from ASYNC with upsampling.
3.  Enter the units in RPM or Hz.

In the OT setup, select RPM channel and define the frequency channel from your formula.