Graphs should be for the same entity but for different time frames.
It’s possible to add different entities with different x-axes. But it seems not possible to add
Sensor A for time from 2024-09-01 to 2024-09-31
Sensor A for time from 2024-10-01 to 2024-10-31
No that is genitally not how graphs work. You can only have multiple y-axes on the one graph. You will need to use separate graphs, as previously advised.