Polymate
®
YH-1000C Polysomnograph User Manual V3.1
22
CHAPTER 7: SPECIFICATION
7.1 Physical Specifications
Dimensions:
140mm x 80mm x 32mm
Weight (with batteries): 360g
7.2 Features
Real-time display and data storage provides:
z
Heart rate
z
SpO
2
value
z
Airflow wave
z
Snoring wave
z
Respiratory Effort wave
z
Body Position
Note: The sampling rate of the SpO
2
signal is about 50Hz, and the update rate of the frame is
1Hz. So even there are some filtering methods to process the SpO2 data, it will not delay for
a relative long time to the displaying data.
Signal Processing:
z
Pulse Oximetry Calculation
z
Pulse Rate Calculation
z
Body Position Calculation
Recording time
z
Sufficient memory for up to 8.5 hours of one continuous recording.
Power consumption
z
Less than 1 mA in Power-Down mode
z
When device is switched off, all data remains intact.
7.3 Specifications
Oxygen Saturation
Range:
0
～
100%
Accuracy: ±3
between
70-100%
Measuring dynamics:
First display after attachment:
First reaction after 3 s
Final value reached after 15 s
10 s