BeneVision N22/N19 Patient Monitor Operator’s Manual A - 11
Differential input impedance ≥5 M
Input signal range ±8 mV (peak-to-peak value)
Accuracy of reappearing input signal Use A and D methods based on IEC 60601-2-25 to determine frequency
response.
Electrode offset potential tolerance ±500 mV
Lead-off detection current Measuring electrode: <0.1 A
Drive electrode: <1 A
Input offset current ≤0.1 A, (drive lead≤1A)
Defibrillation protection Enduring 5000V (360 J) charge without data loss or corruption
Baseline recovery time: <5 s (after defibrillation)
Polarization recovery time: <10 s
Defibrillation energy absorption: <10% (100 load)
Patient leakage current <10 uA
Calibration signal 1mV (peak-to-peak value) ±5%
ESU protection Cut mode: 300 W
Coagulate mode: 100 W
Recovery time: ≤10 s
In compliance with the requirements in clause 202.6.2.101 of IEC 60601-2-27
Pace Pulse
Pace pulse markers Pace pulses meeting the following conditions are labelled with a PACE marker:
Amplitude:
Width:
Rise time:
±2 to ±700 mV
0.1 to 2 ms
10 to 100 s
Pace pulse rejection When tested in accordance with the IEC 60601-2-27: 201.12.1.101.13, the
heart rate meter rejects all pulses meeting the following conditions.
Amplitude:
Width:
Rise time:
±2 to ±700 mV
0.1 to 2 ms
10 to 100 s
Sampling rate 500 samples/s (A/D)
500 samples/s (ECG algorithm)
Accuracy 2.44 V/LSB
HR
Measurement range 3-, 5-, 6-, and 12-lead ECG Neonate: 15 to 350 bpm
Pediatric: 15 to 350 bpm
Adult: 15 to 300 bpm
Resolution 1 bpm
Accuracy 3-, 5-, 6-, and 12-lead ECG: ±1 bpm or ±1%, whichever is greater.
Sensitivity 200 V (lead II)
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