Sheet #604u – Units function
Version 1.04a  User guide ATEQ 6th series Page 4/4 
1.2. CUSTOM UNIT CHECK
This special cycle is used to verify calibration in custom unit mode (Please refer to the 
explanation in the previous paragraph for more information). The Custom "unit check" cycle 
measures whether the calibration has drifted beyond the limits set as a percentage.  If these 
have been exceeded, an alarm will be triggered and a "custom unit learn" cycle or an 
instrument check will be required.
If the opposite is the case the "Pass" and "end of cycle" or "Fail" and "end of cycle" Fail level. 
The cycle screen is displayed confirming the 
special cycle selection. Press the 
"START CYCLE"
 key.
Unit check 
Pr  001 
LEAK TEST 
At the end of the special cycle, the result must 
be pass (OK).
600.0 
mbar 
OK
3.33 
TRIAL
3.00
Pr 01 
TRIAL 
READY
1.3. CUSTOM UNIT CHECK +CUSTOM UNIT LEARN
This special cycle enables the checking of learning in the custom unit mode (Please refer to the 
previous paragraphs for more information). The checking cycle measures the drift in relation to 
the imposed percentage limits. If the limits are not exceeded, a Custom Unit learn cycle will be 
carried out automatically to refresh the value learnt.
If the percentage limit is exceeded, the instrument will display a Custom Unit drift error. 
The cycle screen is displayed confirming the 
special cycle selection. Press the 
"START CYCLE"
 key.
Chk+Lrn 
Pr  001 
LEAK TEST 
At the end of the special cycle, the result must 
be pass (OK).
600.0 
mbar 
OK
3.33 
TRIAL
3.00
Pr 01 
TRIAL 
READY