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Problems that occur on E5084 unit only
Problem
Low helium gas flow
High helium gas flow
Zero flow
E5080 Series Cryogen Monitor User Guide
As detected by E5084
Flow may fall below low
flow trip level.
Flow may rise above high
flow level.
Flow falls below low flow
trip level.
Alarm result
Comments
Error LED is
Low flow may be indicative
illuminated.
of a gas leak. This must be
investigated.
"Flow low" message
appears on screen.
IMay occur legitimately
directly post-helium fill.
Error LED is
High flow may indicate
illuminated.
magnet problems and should
be investigated with
urgency.
"Flow high"
message appears on
screen.
"Zero flow"
May occur legitimately
message appears on
directly post-helium fill.
screen.
2
Operation
19
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