Please contact ABB Support for analyzing the diagnostic data. There seems to be quite some redundancy failover in your system and lots of problems with Ethernet 1 in at least half of your controller. In case the missing analog values come from Modbus, there is an event
1726 _dev : Event 0x10001B17 in MSBFC.d Line 1961 5.12.20 7:42:12.525
which points to temporary problems with the serial module.