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eration Division
GRASSO SYSTEM CONTROL
Kap.6 - 2 638660E_chapter6.doc 01.2003/0
6.2 Possible text displays for alarms and warnings
6.2.1 General
The GSC produces all the alarms and warnings listed in the following section.
All the warnings and alarms are stored in a history file for possible later analysis by the operator.
Alarms
View Print
I I >>
View: The alarm No., date and time and status of the
alarm are displayed. The status display has the
following meaning:
A = Acknowledged; C = Come; G = Gone
If the cursor is pointing to the alarm No., the alarm text
can be displayed by pressing the
key (arrow to the
right).
Print: no stored function
Alarms
Number Delete
<< I I >>
Number: Displays how many alarms have been stored and how
many are still active
Delete: All the fault signals stored in the buffer can be deleted
(following repeated delete? query)
Alarms
Overflow Text
<< I I
Overflow: Enables a message to be displayed even if the fault buffer
is full
Text: Display all possible alarm messages with alarm No.
The alarm and warning numbers are unique and are displayed in the alarm histogram.
) See section 1.2.3.5
6.2.2 List of all alarms and warnings
Alarm histogram
number
Full Alarm text
004 Alarm
Evaporator refrigerant level too high
005 Alarm
Refrigerant leak detected
009 Alarm
Wire failure oil separator temperature
010 Alarm
Wire failure external temperature
011 Alarm
Wire failure external set point
025 Alarm
External temperature too low
030 Alarm
MPI / Profibus-DP network comm. failure
031
Alarm
PLC power supply interrupted
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