RAM of AC 900F
I found this questions on our YouTube channel. The author had to switch from AC800F to AC900F and got Problem with PRAM an RAM SIZE, the AC800F had no Problems. As far as I know nearly all real applications that are in AC 800F also fit into new AC 900F,
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The replacement for the PM 803F (which is still active) is yet to come with Freelance 2019. It is the PM 904F and it will also feature 16 MB.
As you can see in below table, the PM902F cannot replace PM803F in two areas (the red dots), the number of fieldbus slots and the application memory.