Philips Avalon FM20, Service Manual

Page: 234 / 260

12 Specifications
234
• The approximation MAP = (2*DIA + SYS) / 3 was used to calculate reference MAP (mean
arterial pressure) values from the systolic and diastolic reference pressures.
• The NBP measurement is suitable for use with pregnant (including pre-eclamptic) patients.
SpO2
Complies with ISO 80601-2-61:2011 / EN 80601-2-61:2011.
Measurement Validation: The SpO
2
accuracy has been validated in human studies against arterial
blood sample reference measured with a CO-oximeter. Pulse oximeter measurements are statistically
distributed, only about two-thirds of the measurements can be expected to fall within the specified
accuracy compared to CO-oximeter measurements.
Display Update Period: Typical: 2 seconds, maximum: 30 seconds. Maximum with noninvasive blood
pressure INOP suppression on: 60 seconds.
Alarm Specifications Range Adjustment Alarm Delay
Systolic Adult: 30—
270 mmHg (4—
36 kPa) 10—30 mmHg: 2 mmHg (0.5 kPa)
>30 mmHg: 5 mmHg (1 kPa)
System alarm delay
(see “Fetal Monitors” on
page 227).
Diastolic Adult: 10—
245 mmHg (1.5—
32 kPa)
Mean Adult: 20—
255 mmHg (2.5—
34 kPa)
Overpressure Settings Adjustment
> 300 mmHg (40 kPa) > 2 sec not user adjustable