Reference Sample Inlet; Ms Operating Modes; Ms Scanning Mode - Waters Xevo TQ-GC Overview And Maintenance Manual

the column's specifications determined by the manufacturer and set the transfer line (and oven
ramp) temperature to operate within the parameters specified.

1.7.2 Reference sample inlet

Instrument tuning and calibration uses a reservoir of reference sample. Perfluorotributylamine
(PFTBA) is delivered to the source through a solenoid on the front of the instrument.
Figure 1–18: Reference sample inlet
Reference sample inlet
Reference sample ampule
To replace the reference gas ampule, see

1.8 MS operating modes

The following table shows the MS operating modes.
Table 1–4: MS operating modes:
Operating mode
MS scanning
SIR
MS1 scanning

1.8.1 MS scanning mode

In MS scanning mode, the instrument can acquire data at scan speeds as high as 20,000 Da/s.
Use this mode for instrument tuning and calibration before MS/MS analysis. See the mass
spectrometer's online Help for further information.
MS1
Pass all masses
Pass all masses
Resolving (scanning)
April 27, 2020, 715005564 Ver. 01 (previously released as Rev. A)
Replacing the reference gas
Collision cell
Pass all masses
Page 30
ampule.
MS2
Resolving (scanning)
Resolving (static)