A - 11
A.13.2 Resp Specifications
ST Segment Analysis
Measurement range -2.5 to 2.5 mV RTI
Accuracy -0.8 to 0.8 mV:
Beyond this range:
±0.02 mV or ±10%, whichever is greater.
Not specified.
Resolution 0.01mV
QT/QTc Analysis
Measurement range QT: 200 to 800 ms
QTc: 200 to 800 ms
QT-HR: 15 to 150 bpm for adult, 15 to 180 bpm for pediatric and neonate
Accuracy QT: ±30 ms
Resolution QT: 4 ms
QTc: 1 ms
12-lead ECG Interpretation
Sampling rate 1000 samples/s (A/D)
500 samples/s (ECG algorithm)
Amplitude quantisation 24 bits
Alarm limit
Range
Step
HR High HR≤40bpm: (low limit + 2 bpm) to 40 bpm
HR > 40 bpm: (low limit + 5 bpm) to 295 bpm
HR≤40bpm: 1 bpm
HR > 40 bpm: 5 bpm
HR Low
HR≤40bpm: 16 bpm to (high limit - 2 bpm)
HR > 40 bpm: 40 bpm to (high limit - 5 bpm)
ST High (low limit + 0.2 mV) to 2.0 mV (ST alarm mode:
Absolute)
0 mV to 2.0 mV (ST alarm mode: Relative)
0.05 mV
ST Low -2.0 mV to (high limit - 0.2 mV) (ST alarm mode:
Absolute)
-2.0 mV to 0 mV (ST alarm mode: Relative)
QTc High 200 to 800 ms
10 ms
QTc High 30 to 200 ms
Technique Trans-thoracic impedance
Lead Options are lead I, II and Auto.
Respiration excitation waveform <300 A RMS, 62.8 kHz (±10%)
Minimum respiration impedance
threshold
0.3
Baseline impedance range 200 to 2500 (using an ECG cable with 1k resistance)
Differential input impedance >2.5 M
Bandwidth 0.2 to 2.5 Hz (-3 dB)
Sweep speed 3mm/s, 6.25 mm/s, 12.5 mm/s, 25 mm/s or 50 mm/s, less than 10% error
Recovery time <15 s (after defibrillation)
Respiration Rate
Measurement range 0 to 200 rpm
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