Programming
the
calibrated
leak
parameters
This
operation can be made with the data written on the calibrated
leak identification label or the calibration certificate delivered with
it.
Example
of identification label:
HELIUM CALIBRATED
LEAK
Helium leak rate : 1.0x10-8 mbar.l/s at 20 °C
Date of calibration : 10
Dec
2001
%
loss
per year : 2 %
%
increase
per °C : 3 %
Note: At each time the operator modify the “Location” parameter, he
should also
re-adjust
all the
parameters
(if necessary).
tracer
gas
unit
leak
value
location
year
loss
per
year
temperature
temp.
coef.
Adjustment
Adjustment
Adjustment
Adjustment
Adjustment
Adjustment
Adjustment
Adjustment
C
110
Leak
location selection
Note:
The
“Location” parameter (internal or
external)
concerned the
location of the calibrated leak
used
for the calibration and not the
type of calibration.
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