Comen H3 - Page 70

Technical Specifications
II-4
Main Unit
HR calculation
Peak detection
Input Method
With defibrillator-proof protection
Leads
Standard 12 leads and switching leads
automatically
Heart rate measurement
range and accuracy
30～300bpm；
±1% or ±1bpm ,whichever is greater
Sampling Mode
12 channels simultaneously
Time Constant
≥5s
Frequency Characteristics
0.05Hz ~ 150Hz (
+0.4dB
-3.0dB
)
Sensitivity
2.5mm/mV, 5mm/mV, 10mm/mV,
20mm/mV, 20/10mm/mV, 10/5 mm/mV
and AGC. The default sensitivity is
10mm/mV. Error: ±2%
Input Impedance
≥50M

Stand Voltage
Applying ± 650mV d.c. polarization
voltage, the range of sensitivity is ±5%.
Input Circuit Current
≤50nA
Calibration Voltage
1mV±1%
Noise Level
<15

Vp-p