Alert Object - YOKOGAWA Admag TI Series User Manual

4.6.2

Alert Object

This product can report the following alarms or events.
Analog Alerts (Generated when a process value exceeds the threshold)
AI Block: Hi-Hi Alarm, Hi Alarm, Low Alarm, Low-Low Alarm
Discrete Alerts (Generated when an abnormal condition is detected)
Resource Block: Block Alarm, Write Alarm
Transducer block: Block alarm
AI, DI, IT, AR, PID and MAO Blocks: Block Alarm
Update Alerts (Generated when an important (restorable) parameter is updated)
Resource Block: Update Event
Transducer Block: Update Event
AI, DI, IT, AR, PID and MAO block: Update Event
Field diagnosis alert (Generated when an error is found in the device status.)
Resource block:
C heck alarm, error detection alarm, maintenance alarm and out-of-specification alarm
The alert consists of elements listed in Table 4.7.
Table 4.7 Alert Object
Analog Discrete
Alert Alert
1
2
3
4
5
6
7
8
9
10 10
11 11
Subindex
Update
Diagnosis
Alert
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8
9
8
9
<4. Configuration>
Field
Parameter Name
Alert
1 Block Index
2 Alert Key
3 Standard Type
4 Mfr Type
5 Message Type
6 Priority
7 Time Stamp
8 Subcode
9 Value
10 Relative Index
Static Revision
Unit Index
Source Block
11
Index
Description
Index of block from which alert is
generated
ALERT_KEY copied from the
block
Type of the alert
Alert Name identified with
manufacturer specific DD
Reason of alert notification
Priority of the alarm.
By sending with priority
information being added in
communication frame when the
alert is issued, for example, the
alert is used to apply a filter to
ignore values below the specified
priority on the host side.
Time when this alert is first
detected
Subcode indicating cause of alert
Value of referenced data
Relative index of referenced data
Value of the static revision (ST_
REV) of the block
Unit code of referenced data
Relative index of block causing
alarm generation
IM 01E21A02-03EN
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