The Suns captain lashed out when the two were on the ground off the ball, but the MRP deemed the contact made to the body was below the force required to constitute a report.
Ablett remains an overwhelming favourite to claim his third Brownlow Medal after a blistering start to the season.
Another Brownlow Medalist in Adam Cooney was also cleared despite being booked for rough conduct during Sunday's clash.
The Panel said Cooney was contesting the ball and had no realistic alternative.
Team-mate Clay Smith wasn't so lucky with the youngster able to accept a one-match ban for rough conduct on Luke Russell.
Port Adelaide's Hamish Hartlett was also outed for a week with his bad record inflating his striking charge on Brad Hill.
Collingwood's Jarryd Blair and GWS forward Jeremy Cameron can both accept reprimands for striking charges.