User guide

8-20
IM 11Y01B01-01E-A 6th Edition :Feb 13, 2013-00
<8. VALIDATION AND CALIBRATION>

Wait for the reading to stabilize.
Many processes are dynamic but judge for yourself when
you believe the check gas has fully purged the integral check
gas ow cell – typically at least one minute depending on the
location of the switching valve.
Press ENT to proceed.

Re-apply the original purge gas (typically Nitrogen) and again
wait for the reading to stabilize (as the check gas is being
purged from the check gas ow cell).
Press ENT to proceed.

Observe the on-screen results. If there is some doubt about the
result, the Validation may be performed again as many times as
required.