Ivy Biomedical Systems 101NR, Service Manual

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TRIGGER OUTPUT
TRIGGER OUTPUT
The Trigger Pulse
The ECG Trigger Output produces a 100 ms, 0 - 5 V trigger pulse starting at the peak of each R-wave, which is
available on the
TRIGGER OUTPUT BNC connector on the rear panel of the monitor. The following shows the
timing of the trigger pulse compared to the ECG waveform.
Trigger-Spot Display
Press the
TRIG MARK key on the front panel to highlight the portion of the ECG waveform corresponding to the
timing of the trigger pulse. Press TRIG MARK again to disable Trigger-Spot.
Optional Trigger Delay
Trigger delay is user adjustable by
using the Trigger Delay menu.
Range is from 0 to 700 ms in 5 ms
increments.
Intensity modulation highlights
position of ECG where delay occurs.
Model 101R/NR Service Manual 13