49391
Revision 3
30
Gasurveyor 700
USER MANUAL
4.3.2 Features
Purge mode features:
• Audible / visual alarms for oxygen range
(optional)
• Pump control
• Manual & automatic datalogging
• Sensor zeroing
4.3.3 Display
Figure 37: Typical Purge display
4.3.4 Soft-keys Functions
Button
Action
Pump
Switch the pump ON/OFF.
Monitor functionality is disabled when the pump is OFF (as shown in
Figure
38: Pump OFF
).
Figure 38: Pump OFF
Zero
1
Zero all gas ranges.
PGT
Enter Pipeline Gas Test (PGT) mode.
Refer to
Section 4.5: Pipeline Gas Test (PGT)
for more details.
Log
Perform a manual recording of all the monitor readings.