Reference: A938
Index: B
Page 33
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Instruction Manual – NPS914 Alarm and Indication IED
Disturbance recorder
Figure. 3.6. - 34. Disturbance recorder settings.
The
Disturbance recorder
submenu has the following settings:
• "Recorder enabled" enables or disables the recorder.
• "Recorder status" indicates the status of the recorder.
• "Clear record" records the chosen record in the memory.
• "Manual trigger" triggers the recorder when set to "Clear". Goes back to "-" when afterwards.
• "Clear all records", "Clear newest record" and "Clear oldest record" allows the clearing of all, the
latest, or the oldest recording.
• "Max. amount of recordings" displays the maximum number of recordings; depends on the number
of channels, the sample rate and the length of the file.
• "Max. length of recording" displays the maximum length of a single recording; depends on the
number of chosen channels and the sample rate.
• "Recordings in memory" displays the number of recordings currently in the disturbance recorder's
memory.
• "Recorder trigger" shows which signals or other states has been selected to trigger the recording
(digital input, logical input or output, signals of a stage, object position, etc.); by default nothing
triggers the recorder.
• "Recording length" displays the length of a single recording and can be set between 0.1…1800
seconds.
• "Recording mode" can be selected to replace the oldest recording ("FIFO") or to keep the old
recordings ("FILO").
