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GS700 USER GUIDE
Bump Test (Optional)
A bump test verifies sensor response and alarm operation by exposing the GS700 to a known
concentration of gas.
Different methods of bump test are available:
• Automatic bump test
• Manual bump test
!
When performing a bump test, the test
gas concentration should be high enough
to trigger the instrument’s alarms.
Automatic Bump Test
The Gas Delivery Unit (GDU
net
) is used to
perform automatic bump tests. The GDU
net
provides controlled delivery of test gas via one
of the following applications:
• Instrument Management System (IMS)
• PC /
flexiCal Plus software
• Standalone Mode
i
Automatic bump test equipment, consisting of both hardware and software, are
manufactured by GMI. For further details contact GMI or an authorised distributor.
Manual Bump Test
Requires the user to control the delivery of gas during
testing.
The following kit is required to perform a bump test:
• Calibration Test gases
• On demand regulator valve
• Sample tubing
To perform a manual bump test, follow this process:
1.
Press
B4
to switch on the GS700. If enabled, ‘Bump’
will be displayed in the bottom right hand corner.
