A single blowdown or dose in a Setpoint Control mode has run longer than its limit alarm.
| At a glance | |
|---|---|
| Code | 212 |
| Shown as | Actuation Limit |
| Severity | Warning |
| Category | 2xx — Control-loop safety and policy |
| Clears | Automatically, when that blowdown or dose ends |
The mode’s sampling settings include an optional Limit alarm — the longest a single actuation is expected to last. This alarm says one has run past it.
Alarm only. It does not close the valve or stop the pump — the mode’s maximum on time, where set, is what forces the output off.