Purging Procedure
•
For full details, please see the THMS600 User Guide from Linkam, available
on the Detector Pool website.
•
To purge using recycled nitrogen gas produced from the Dewar:
– Make all connections, make sure that the stage lid and gas inserts are secure,
turn on the LNP95, then turn on the T95/CI95.
– Set the LNP95 to “Manual” mode.
– Set the T95/CI95 to hold at 40
o
C.
– Set the LNP95 to a speed of 100.
– Block the hole in the white plastic pump
connector, and pinch the narrow
window tube to block it.
– Block the gas outlet for a few seconds
to allow pressure to build, then release.
Repeat for a few minutes.
– When finished, unblock the pump
connector, window, tube, and gas outlets.
– Change the LNP95 to “Automatic” mode.
Photo courtesy of linkam.co.uk
