#validSinceDate validSinceTime validTillDate validTillTime NGEMS gemVoltages transferFields inductionField anodeVoltage cathodeVoltage guardRingVoltage Bfield gemStatus DriftFieldStatus MagneticFieldStatus 2011-07-12 12:34:52.011 2011-07-13 12:38:54 3 250 250 250 30 30 45 0 15406 2250 1 1 1 1 2011-07-13 13:34:52.011 2011-08-11 14:38:54 2 250 250 30 45 0 15406 2250 1 1 1 1