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Appendix A: Specifications & symbols
Appendix A: Specifications
& symbols
BodyGuardian Heart monitor specifications
Expected Service Life
2 years
Battery Capacity
350mAh minimum
380mAh typical
Battery Charger Power Requirement
100-240 VAC, 50-60 Hz
Battery Type
Rechargeable Li-ion
Battery Voltage
3.7 VDC
Operating Temperature
+10°C to +45°C
Storage Temperature (Power Off)
-10°C to +30°C
Operating Humidity
10% to 95%
Storage Humidity
30% to 75%
(excluding condensation)
Operating / Storage Pressure
700-1060 hPa
ECG
•
Sampling Rate
•
Digital Resolution
•
Input Dynamic range
•
Input Offset Dynamic Range
256Hz
12 bit
±10mV
±300mV
Sampling Rates
•
ECG
•
Impedance
•
Accelerometer
256Hz
32Hz
10Hz
Measurement Ranges
•
Heart Rate
•
Impedance
•
Respiration
•
Activity
25 to 240 bpm (±2 bpm)
0 to 120 Ohms
0 to 30 breaths/min (±1 breaths/min)
±2g range in x,y,z directions
Data Storage
•
Capacity
•
Type
24-hour continuous
Internal NAND Flash
Weight
35g
Communications Type
Bluetooth between monitor and
phone