138
5-8. Specifications
ECG:
Lead selection: 1
Display sensitivity: Variable (Automatic Gain Control 2 - 30 mm/mV)
10 mm/mV at Pacemaker: ON
Display sweep speed: 25 mm/s
Input impedance: 5 M ohm or more
Frequency characteristics:
HPF 0.1 Hz
LPF 100 Hz
Ham filter 50 or 60 Hz (Automatic selecting filter)
Wave size selection Automatic selectivity control
R wave detection sensitivity 200 µV or less
Tall T wave rejection 1.0 mV
HR display range 0.30 - 240 bpm
HR measurements accuracy ±1% or ±1 beat
HR response time: 9 sec or less
HR averaging: 4 beats moving average at HR<120
8 beats moving average at 120 =<HR
HR updating rate: Every beats
Pacemaker pulse rejection: Amplitude ±2 - ±700 mV
Pulse width 0.1 - 2.0 ms
Reference standards: EN/IEC60601-2-27
Medical electrical equipment-Part 2:
Particular requirements for the safety of Electrocardiographic
monitoring equipment
PCG:
Measurement method: Electret Capacitance Microphone
Display sensitivity: Variable (Automatic Gain Control)
Display sweep speed: 25 mm/s
Frequency characteristics:
LPF 300 Hz
Wave size selection Variable Automatic selectivity control
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