Alarm Relay; Error Logger" Operating Mode - ProMinent DULCOMETER Assembly And Operating Instructions Manual

Compact controller ph/redox measured variable
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8.10

Alarm relay

The alarm relay trips in
(normal operating mode), if a fault exists,
which is shown in the
and troubleshooting' Table on page 81 as
'ERROR' and not as a 'WARNING' .
an
ALARM error messages shown in the con‐
tinuous display and labelled with an ✱
(asterisk), can be acknowledged with the
key. The alarm and the ✱ then disap‐
pear.
8.11
"Error logger" operating
mode
The last three errors are displayed. Also
displayed is how long ago (in minutes)
they occurred. When a new fault occurs,
the oldest fault is deleted.
Only faults are displayed, which occurred
'OPERATION' . i.e. not in 'STOP' ,
in
'CAL' (user calibration), 'HOLD'
' PAUSE' .
or
'ERRORS' are displayed, no
Only
'WARNINGS' , e.g. a 'LIMIT ERR' is dis‐
' LIMIT↑ ' not. Refer to Ä 'Fault
played, a
reporting and troubleshooting' Table
on page 81
A fault, whose display has lasted for 999
minutes is automatically deleted from the
'Error Logger' . The 'Error Logger' is nei‐
ther saved nor backed up in the event of a
power loss.
'OPERATION'
Ä 'Fault reporting
Control parameters and functions
79

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