P1 Patient Monitor User’s Manual
10
Auto: identify leads automatically
Indication of lead-off shall
be provided
Every electrode
ECG abnormal work
indications
Every amplification channel shall have an indication of
abnormal ECG operation (polarization).
Bandwidth (-3dB)
Diagnostic mode: 0.05~150Hz
Monitor mode: 0.5~40Hz
Operation mode: 1~25Hz
ST mode: 0.05~40Hz
Signal quality display
Expression way: numerical display and waveform color.
Defibrillation Protection
Breakdown Voltage: 4000V 50Hz/60Hz
Anti-defibrillation effect protection: baseline recovery
time: 5s (after defibrillation).
Input signal range
Input signal range -10.0mV~+10.0mV
Electrode offset
potential
±500 mV d.c.
Input impedance
5.0M
System noise
30Vpp RTI
Waveform
sweep speed
Display
6.25mm/s, 12.5mm/s, 25mm/s, 50mm/s, error ±5%
Waveform
Gain
Display
×0.25, ×0.5, ×1 (10mm/mV), ×2, ×4, error ±5%.
Auto
CMRR
Diagnostic mode 100 dB
Monitor, Operation
mode
110 dB
Calibration voltage
accuracy
±5%（×1）
Input offset current
＜0.1uA
Time constant
Monitoring mode: 0.3s
Diagnostic mode: 3.2s
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