foundation field bus

Kindly be aware that a problem happens to us in hope that with explanation of that you could help us to solve it , as we have an old version of foundation field bus protocol on our FCS system and now some of equipment should change and replace we encountered some problem ,cause our new for example flowmeter (Promass83 (E+H )) won’t comply with our FCS which use ABB 800xA,Fieldbus FF 5.0.0/2 build 7292 so please guide us and lt us know if we need to change something on our FCS.