3-12
3.9 RESP Specifications
Measurement technique Thoracic impedance
Lead Optional: lead I and lead II; default lead II
Respiration excitation
waveform
< 300 µA, sinusoid, 62.8 kHz (±10%)
Respiration impedance test
range
0.3 to 3 Ω
Baseline impedance range 200 to 2500 Ω (using an ECG cable with 1kΩ resistance)
Differential input
impedance
> 2.5 MΩ
Linear Signal Range 3 Ω p-p minimum
Bandwidth 0.2 to 2 Hz (-3 dB)
Sweep speed 6.25 mm/s, 12.5 mm/s, 25 mm/s
RR
Measurement range
Adult:
Pediatric/neonate:
0 to 120 BrPM
0 to 150 BrPM
Resolution 1 BrPM
Precision
7 to 150 BrPM:
0 to 6 BrPM:
±2 BrPM or ±2%, whichever is greater.
Undefined.
Apnea alarm delay 10 to 40 s
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