Analog and rate messages
- Last UpdatedApr 24, 2025
- 2 minute read
Use the Message (Message) table to set the message texts for analog and rate alarms.
The following table shows the message text used to indicate analog and rate alarms as set up in the Message table.
|
Alarm Text |
Description |
|---|---|
|
Normal |
The value is in the acceptable (normal) state. |
|
High |
The value has exceeded the high limit (taking into account the deadband). |
|
Low |
The value has exceeded the low limit (taking into account the deadband). |
|
Deviation |
The instrument creep (deviation) limit has been exceeded. |
|
Hihi |
The value has exceeded the High-high limit. |
|
Lolo |
The value has exceeded the Low-low limit. |
|
Instrument fail hi |
The analog/rate instrument’s upper limit has been reached. The upper limit is configured in the Maximum (raw) field on the Input tab in the analog Row Edit dialog box or the Input tab in the rate Row Edit dialog box. |
|
Instrument fail low |
The analog/rate instrument’s lower limit has been reached. The lower limit is configured in the Minimum (raw) field on the Input tab in the analog Row Edit dialog box or the Input tab in the rate Row Edit dialog box. |
|
ROC |
The rate at which the change in value has exceeded the specified limit. |
|
Flatline |
If an analog, a rate, or a flowTotalConfig value does not change within the Timeout value (min), the system generates an alarm. |
|
Setpoint Creep |
The Setpoint Creep alarm category causes AVEVA Enterprise SCADA to generate an alarm when the value of an analog point's curval field deviates too far from the commanded setpoint. |
|
User High |
When the point falls above wither the high or user-defined high alarm limit. |
|
User Low |
When the point falls below either the low or user-defined low alarm limit. |