METREL MI 2893 User Manual

MI 2893 / MI 2892 / MI 2885 Measurement methods
206
Voltage
t
U
Rms(1/2)
Trigger
Point
(cause: dip)
Pretrigger
(1 sec)
Duration (2 sec)
Dip Treshold
(90 % UNom)
Int. Treshold
(5 % UNom)
Pretrigger
(1 sec)
Duration (2 sec)
Waveform record No.1 Waveform record No.2
µSD
Card
REC001.WAV
REC001.INR
REC002.WAV
REC002.INR
}
}
Trigger Point
(cause: interrupt)
Figure 169: Voltage Event Triggering
 Voltage level – instrument starts waveform recorder when measured RMS voltage reaches given
voltage threshold.
Voltage
t
U
Rms(1/2)
Trigger Point
Pretrigger
(1 sec)
Duration (2 sec)
Trigger:
Voltage level
Waveform record
µSD
Card
REC001.WAV
REC001.INR
}
Figure 170: Voltage Level Triggering
 Current level - instrument starts waveform recorder when measured current reaches given
current threshold. Typically, this type of triggering is used for capturing inrush currents.

METREL MI 2893 Specifications

General

Brand	METREL
Model	MI 2893
Category	Measuring Instruments
Language	English