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A.3 nibp, A.4 ecg – Welch Allyn Atlas Monitor - User Manual User Manual

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A.3 NIBP

Systolic Range

60 to 250 mmHg (8 to 33 kPa)

Diastolic Range

30 to 160 mmHg (4 to 21 kPa)

Mean Arterial Pressure (MAP) Range

40 to 190 mmHg

Blood Pressure Accuracy

Per AAMI SP10-1992 Clause 4.4.2
Efficacy study results using Auscultatory Method
as Reference Standard are available upon request.

Heart Rate Range for Specified Accuracy

40 to 200 beats/minute

Display

Numeric displays for Systolic, Diastolic and MAP
Cuff pressure displayed during measurement cycle
Data available in Trend display and printed report

Method Oscillometric
Control

Manual and automatic control

Automatic Intervals

1, 3, 5, 10, 15, 30, and 60 minutes

Alarms High

and Low Systolic

High and Low Diastolic
High and Low MAP (in mmHg)

Alarm Ranges

Systolic Low Limits: 60 – 245 mmHg
Systolic High Limits: 65 – 250 mmHg
Diastolic Low Limits: 30 – 150 mmHg
Diastolic High Limits: 35 – 155 mmHg
MAP Low Limits: 45 – 185 mmHg
MAP High Limits 50 – 190 mmHg

Initial Cuff Pressure

120, 140, 160, 180, 200, 240, 280 mmHg - user
selectable

Repeated Cuff Pressure

Previous Systolic pressure + 40 mmHg

Maximum Inflation Time

3 minutes (typical: <40 seconds)

Inflation Over-Pressure Dump

<300 mmHg

Inflation Over-Pressure Dump Backup

<330 mmHg



A.4 ECG

Heart Rate Range

21 to 249 beats/minute

Heart Rate Accuracy

±3 beats/minute or ±3% whichever is greater

Bandwidth, Normal Mode

0.5 to 40 Hz

Bandwidth, Extended Mode

0.05 to 100 Hz

Leads

3 wire or 5 wire, available in AHA or IEC colors

Connector

AAMI 6 pin

Electrodes

Disposable snap electrodes

Display Sweep Speeds

6.25, 12.5, 25 mm/second

Gain

10 mm/mV, and automatic gain with visual scale
indicator