Yokogawa ADMAG AXF - Manual (Page 65)

IM 01E20C01-01E 6-36
6. PARAMETER DESCRIPTION
6.5 Alarm Functions
6.5.1 Alarm Levels
Alarms are classified into the following four different
types based on level.
Intermediate
level break-
down
Major
breakdown
Alarm Description Level
Warning
Setting
alarm
Process
alarm
System
alarm Device breakdown or inability to obtain correct
measurements. Replacement will be required.
Device is normal but process-related errors
make correct measurement impossible.
Maintenance or the like will be required.
Device is normal but errors have been made
in the setting of parameters. Functions not
related to the incorrect settings are operating
normally.
The incorrect settings must be corrected.
Device and measurements are normal but a
warning is occurred.
T0647.EPS
Warning
Minor
breakdown
When an alarm has been occurred, the corresponding
alarm name, description, and suitable countermeasure
will be displayed on the display unit. The normal
Display Mode and Alarm Mode may be displayed
alternatively. When a warning has been issued, the
corresponding content will be shown in the third line in
the Display Mode.
Upon occurrence of an alarm
(example: a System alarm)
Upon issuance of a warning
(a description appears in the 3rd line only
when a warning is occurred)
Alarm name
Description
Countermeasure
message
Description of
warning
F0625.EPS
6.5.2 Alarm Selection
The display and output differs depending on the alarm
levels. Certain types of alarm may or may not be
recognized as alarms, according to the settings of
certain parameters. The parameters that are relevant to
this function as follows.
[G20: Alm Out Act Mode] Setting of the active
mode for the alarm output
[G21: 4-20mA Alarm Out] Setting of the current
output during an alarm occurring.
[G30: Alm-Setting] Alarm recognition of “Setting
Alarm”
[G31: Alm-Sig Over] Alarm recognition of “Signal
Overflow Alarm”
[G32: Alm-Emp Pipe] Alarm recognition of “Empty
Pipe alarm”
[G33: Alm-HH/LL] Alarm recognition of “HH/LL
Alarm” (Refer to the descriptions of G12 and G13 for
more details regarding HH and LL alarms.)
[G34: Alm-Adhesion] Alarm recognition of “Adhe-
sion Alarm”
[G41: Alm Record1] Alarm record1
[G43: Alm Record2] Alarm record2
[G45: Alm Record3] Alarm record3
[G47: Alm Record4] Alarm record4