Table: fieldbus_data
Columns: fieldbus
bus_power
cabling_redundancy
synchronisation
sub_millisecond_cycle

Question: What is the bus power for the Controlnet Fieldbus?
SQL: SELECT "bus_power" FROM fieldbus_data WHERE "fieldbus" = 'controlnet'

Question: What is the millisecond cycle for the Fieldbus?
SQL: SELECT "sub_millisecond_cycle" FROM fieldbus_data WHERE "fieldbus" = 'fieldbus'

Question: What is the synchronisation for the controlnet fieldbus?
SQL: SELECT "synchronisation" FROM fieldbus_data WHERE "fieldbus" = 'controlnet'