A - 12
Sweep speed 6.25mm/s, 12.5 mm/s, 25 mm/s, 50 mm/s, less than ± 5% error
Bandwidth (-3dB) Diagnostic mode:
Monitor mode:
Therapy mode:
ST mode:
High Freq Cut-off (for 12-lead
ECG analysis):
0.05 to 150 Hz
0.5 to 40 Hz
1 to 20 Hz
0.05 to 40 Hz
350 Hz, 150Hz, 35Hz, 20Hz, selectable
Common mode rejection Monitor, Therapy and ST modes: >105 dB (with notch filter on), >90 dB (with
notch filter off)
Diagnostic mode: >90 dB (with notch filter off)
High Freq Cut-off (for 12-lead ECG analysis): >90 dB (with notch filter off)
Notch filter 50/60Hz,
Monitor, Therapy and ST modes: notch filter turns on automatically.
Diagnostic mode and High Freq Cut-off: notch filter is turned on manually.
Rejection on power frequency interference: ≥20 dB
Differential input impedance ≥5 M
ECG signal range ±8mV (peak-to-peak value)
Calibration signal 1mV (peak-to-peak value) ±5%
Electrode offset potential tolerance ±500mV
Lead-off detection current Measuring electrode:
Drive electrode:
≤0.1 A
≤1 A
Baseline recovery time <2.5 s (after defibrillation)
Defibrillation protection Enduring 5000V (360 J) charge without data loss or corruption
Baseline recovery time: <2.5 s (after defibrillation)
Polarization recovery time: <10 s
Defibrillation energy absorption: ≤10% (100 load)
ESU protection Cut mode: 300 W
Coagulate mode: 100 W
Recovery time: ≤10 s
Noise rejection: 2mV
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:
No overshoot
±2 to ± 700 mV
0.1 to 2 ms
10 to 100 µs (no greater than 10% of pulse
width)
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:
Input slew rate:
No overshoot
±2 to ± 700 mV
0.1 to 2 ms
10 to 100 µs
2.2 V/s ± 15% RTI
HR
Measurement range Adult:
Pediatric, neonate:
15 to 300 bpm
15 to 350 bpm
Accuracy ±1% or ±1bpm, which ever is greater
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