Sheet #685u – ATF function
Version 1.04a User guide ATEQ 5000 series Page 1/1
ATF FUNCTION
1. PRINCIPLE
This function is only available with the units with a time: Pa/s, cm
3
/min, cm
3
/s, cm
3
/h, etc..
This is to absorb the important leak variations at the starting of the measurement, by the
programmed time.
Example: for the same part, test time = 5s, ATF = 2s (final leak about 8 PA/s).
Without ATF
With ATF
2. PROCEDURE
Check the function is not hidden.
Then press the
key, the cursor switch
to the right hand.
Remind: this function appears only with
flow units, else it's not displayed.
2T
(70%6+105
Ź ATF : No
More functions…
By using the arrows, select
"Yes" and validate with the
key.
2T(70%6+105
Ź ATF : Yes
More functions…
Then adjust the “ATF TIME” to enter the
absorb time parameter.
2T
(70%6
#6(
Ź ATF TIME : 2.0 s
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