Chapter 6 – Error Messages 
UM-23100B-U User manual ATEQ F CLASS Page 82/90 
PROBLEM 
LIT 
INDICATORS 
MESSAGE DISPLAYED 
Fault caused by ATR. Not 
functional.  
T
PRESS=0.942 bar
LEAK=ATR DRIFT
READY (NO OK)
Fault: no CAL learning or CAL drift 
found following request for CAL 
check. 
Action: carry out CAL learning or 
check the programmed percentage 
of CAL drift, the known standard 
leak and the test pressure. 
T
PRESS=0.942 bar
LEAK=CAL DEFAULT
READY (NO OK)
Commutation fault in the equalising 
valve. 
Action: check network pressure, 
contact ATEQ after sales service 
for repair. 
T
PRESS=0.942 bar
LEAK=VALVE DEF.
READY (NO OK)
The input pressure on the regulator 
must be at least 10 % of regulator 
full scale + 100kPa (+ 1 bar). 
Action: check supply network 
pressure or pressure at the 
regulator input. 
T
 
The indicator lights come on 
briefly after the following 
message is displayed: 
REGULATOR
ERROR
PROG error: the I/O's have 
selected a program with no 
parameters. 
Action: enter program parameters.
T
ERROR
Inappropriate size for the selected 
unit of pressure. 
Action: change unit or modify the 
minimum and maximum pressure 
limits if these and the test pressure 
can be used with this unit. 
T
 
PARAM/Pr001
>Press. Unity: mbar
 MAX Fill : PPPP
 MIN Fill :     0.0