Heath Consultants GT Series User Manual
Page 70
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6-6
USER HANDBOOK
Fig. 6.6 Barhole Numbering
Between Barhole tests there is a mandatory Purge
mode to ensure that any gas in the instrument is
cleared before the next barhole is sampled.
During purge, the peak reading is reset to zero
and blanked from display, as shown in Fig. 6.7.
Fig. 6.7 Purge Complete
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