Trio™ Operating Instructions 0070-10-0666-01 6 - 5
Appendix Patient Parameter Specifications
6.2 Patient Parameter Specifications
6.2.1 ECG
6.2.1.1 ECG Safety Requirements
The 3/5 Lead ECG function is in accordance with the applicable requirements of EN 60601-
2-27.
6.2.2 ECG Performance Requirements
Lead Definition:
Frequency Response:
Common Mode Rejection:
ECG TYPE ACQUIRED LEADS DISPLAYABLE LEADS
3-Lead ECG I, II, III I, II, III (one vector at a time)
5-Lead ECG I, II, and V (n) I, II, III, aVR, aVL, aVF, V (n) (one vector at a time)
Lead Fault: Lead resistances ≤ 51 kΩ in parallel with
0.047 μF capacitance will not cause a lead
fault condition.
Differential offsets
≤300 mV will not cause a
lead fault condition.
3/5 Lead ECG Cable Selection: Manually Selected.
Gain selection: x0.25, x0.5, x1, x2 (mm/mV)
Sweep Speed: 12.5 mm/s, 25 mm/s, 50 mm/s
Input Bias Current: <1 μA
BANDWIDTH (-3 dB)
MONITOR MODE EXTENDED MODE SURGICAL MODE
0.5 to 40 Hz 0.05 to 100 Hz 1 to 20 Hz
MONITOR MODE EXTENDED MODE SURGICAL MODE
>105 dB >90 dB >105 dB
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