#You are now connected to USB@COM50 on 2019-03-20 15:45:38.907
#15:56:39.356>O2=23.49Vol%
#Command@15:56:43.833>Calibrated O2 conc=21Vol%
15:56:44.136>#O2 vol%=17.26
#16:03:31.537>O2=20.36Vol%
#16:03:33.007>O2=20.58Vol%
#16:03:33.997>O2=20.42Vol%
#Command@16:04:08.684>Auto Measure
16:04:08.944>O2=20.89Vol%
16:04:09.204>O2=20.89Vol%
16:04:10.654>O2=20.42Vol%
#Command@16:04:15.630>timei=600
16:04:15.955>#Time interval=600.0s