GMI PS241 - 3.4 APPLYING TEST GAS; 3.5 QUICK; FULL BUMP TEST

3-4
USER HANDBOOK
3.4 APPLYING TEST GAS
Apply the test gas to the instrument (via the direct ow
regulator set to 0.5 l/min), as shown in Fig. 3-4.
Fig. 3-4 Bump Test Kit
Note: When using a demand or balanced ow regulator valve,
the PS200 pump will draw test gas at a ow rate ~ 0.5 l/min.
3.5 QUICK / FULL BUMP TEST
This stage of the bump test is dependent on whether QUICK
or FULL bump is congured.
3.5.1 Quick Bump Test
As the alarm threshold for each range is exceeded, the audible
/ visual / vibration alarms will activate and a symbol will
appear, otherwise a symbol will be displayed.
3.5.2 Full Bump Test
After a short period of time, the gas readings are checked
against congurable limits. The audible / visual / vibration
alarms will activate and a symbol will appear if the
readings are within these limits, otherwise a symbol will
be displayed.