I am not sure if this is possible, but it is with Ethernet/IP.
Price wise I am not so sure either.
PX-TCP1 Bus coupler $253
PX-148 8-point 24VDC IN $57
PX-248 8-point 24VDC OUT $66
1734-AENT $521
1734-IV8 $116
1734-OV8E $189
Software superior : Rockwell win $10,000