E30 Digital Electrocardiograph User’s Manual
3
A.5 Hardware Specifications
A.5.1 Recorder
Recording way
Thermal dot array
Horizontal resolution
40 dots/mm (25mm/s)
Vertical resolution
8 dots/mm
Recording speed
5 mm/s, 6.25 mm/s, 10 mm/s, 12.5 mm/s, 25 mm/s, 50
mm/s, error:±3%.
Recording linearity
≤0.5mm/30M
Paper width
72mm
Paper type
Reel thermosensitive printing paper
Recording precision
±5% (X axes), ±5% (Y axes)
Recording type
Auto (4×3, 3×4+1, 3×4, 2×6+1, 2×6, 3-2+1, 3-2),
Manual (Manual1, Manual 2, Manual 3, Manual 4),
Rhythm (single-lead rhythm, three-lead rhythm).
A.5.2 Mainframe LED
AC Power indicating
lamp
1 (Green). It lights green when powered with AC.
Battery status
indicating lamp
1 (Orange)
It lights orange while battery charging.
Device running
indicating lamp
1 (Green)
It lights green when turn on the device.
Green light twinkling when equipment enters standby
status.
A.6 Measure and Diagnosis of ECG Waveform
HR range
30bpm -350bpm
HR precision
±1bpm (10s average)
Coefficient error
≤5%,0.333
Measure info of ECG
waveform
P time limit, PR interphase, QRS time limit, QT interphase,
QTC interphase, RR interphase, RV5swing, SV1swing,
RV6swing, SV2swing, RV5+SV1swing, P axis, QRS axis ,
T axis.