Captures digital transitions
Records off-to-on and on-to-off event changes supplied to the SER path.
Brand Name:
ABB
Model Number:
IMSER02
Bailey INFI 90 · Sequence of Events
A sequential events recorder used with Bailey INFI 90 operator and reporting systems to put critical digital transitions into time order. The documented SER workflow provides one-millisecond event time tagging and supports scheduled, prefault, postfault, snapshot and operator-initiated summary reports.
IMSER02 belongs to the sequence-of-events function, where event order matters more than an ordinary alarm list. It supports maintenance teams investigating trips, interlocks and fast equipment sequences.
Records off-to-on and on-to-off event changes supplied to the SER path.
The Bailey operator system describes one-millisecond time tagging for critical event occurrence.
Recorded information is used for standard, fault-window, snapshot and operator-requested reports.
| Model | IMSER02 |
|---|---|
| Product type | Sequential / Sequence of Events Recorder (SER) |
| System family | Bailey INFI 90 |
| Primary data type | Digital state transitions |
| Event-time resolution | 1 ms in the Bailey SER reporting workflow |
| Standard report mode | Scheduled standard report |
| Fault-window report modes | Prefault and postfault reports |
| Snapshot report | Supported |
| Operator report | Operator-initiated summary report |
| Operator-system access | Sequence of Events Log |
| Related Bailey event sources | SER, Sequence of Events Slave Function Code 210, or INSEM01 Sequence of Events Module |
| Report purpose | Chronological review of critical event time of occurrence |
The recorder data can be presented differently depending on whether the team needs routine history, the lead-up to a trip, the aftermath or an immediate captured state.
Produces a regular record of configured events for routine review.
Separates events before and after the trigger so engineers can reconstruct the incident sequence.
Supports captured-state reporting and an operator-initiated overview when immediate analysis is needed.
Bailey operator documentation distinguishes the SOE log from the broader system event log. The SER path is intended for precise critical-event order, while the system event log also includes alarms, operator actions and notes.
A complete SOE result depends on more than the recorder identity. Confirm that field transitions reach the event source, time synchronization is valid and the operator system can retrieve the report.
Engineers need to know which permissive, protection input or command changed first around a shutdown.
Operations and maintenance compare millisecond event order to distinguish cause from consequence.
The recorder, time reference, configured event source or operator-report path is being isolated after a failed capture.
| Manufacturer | Document | Number / Version | Official link |
|---|---|---|---|
| Bailey Controls / ABB | 40 Series Operation — Sequence of Events Log | WBPEEUI220756A1 | View document |
| Bailey Controls / ABB | 40 Series Configuration — SER Reference | Revision J; references I-E93-917-1 | View document |
It records sequence-of-events information so critical digital transitions can be reviewed in chronological order after trips or fast process changes.
The Bailey Sequence of Events reporting workflow provides one-millisecond time tagging for critical event occurrence.
The documented operator workflow includes scheduled standard, prefault, postfault, snapshot and operator-initiated summary reports.
The SER path is designed for precise critical-event order; the broader system event log also records general alarms, operator actions and notes.
Check time synchronization, the event-source configuration and communication to the operator reporting system before replacing hardware.
Send the part number, quantity, destination, required date and system model. Photos of the recorder identity and its connected system context are also useful.
These models are separate sourcing references, not substitutes for IMSER02. Compatibility and stock must be confirmed independently.
No interchangeability, migration or replacement relationship is implied by this list.
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