ETATRON D.S. eTwin Notice D'installation, Emploi Et Entretien page 60

To eliminate the ALARM, press OK and then ESC (only if the values have returned within the non-alarm range). If the
values are still within the alarm threshold, to enter the MENU, press OK (the instrument goes in PAUSE) and then press ESC
for about 5 sec.
Overdosage alarm
An alarm could be triggered if the set-point values are not reached after
a certain amount of time set by the user. By default, this alarm triggers with
a time of 10 minutes. The relay output REL5 is always enabled
The following are the steps for setting the operating parameters of the
function.
ENGLISH
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The same procedure must be repeated on measurement 2 (P2) – Redox