2024-07-05 15:17:55.599    CH4 v7 started 
2024-07-05 15:17:55.619    Opening CH4: COM37 at 19200
2024-07-05 15:17:56.391    CH4 Serial port now open
2024-07-05 20:42:00.824    CH4 Serial port closed
2024-07-05 20:42:00.862    CH4 v7 exited