4. Hysteresis: ≤0.5mm
5. Frequency response: 0.5~40Hz for normal mode, 0.05~40Hz for enhanced mode.
6. Time constant: ≥0.3s for normal mode, ≥3.2s for enhanced mode.
6.7 Other Technical Specifications
1. AC power supply voltage: 100~240VAC
2. AC power frequency: 50/60 Hz
3. Battery specification: 11.1V/4400mAh (Li-ion Battery)
6.8 Operating Environment
Working Environment
Ambient temperature range: 5°C ~ 40°C
Relative humidity: 30 ~ 80%
Atmospheric pressure: 70kPa ~106kPa
Transport and Storage Environment
Ambient temperature range: -20°C ~ 60°C
Relative humidity: 10 ~ 95%
Atmospheric pressure: 50.0kPa ~107.4kPa
6.9 Classification
Safety standard
The type of protection against electric shock
The degree of protection against electric shock
Electro-Magnetic Compatibility:
6.10 Other Technical Information
6.10.1 Additional description for ECG monitoring
1. Suppression against the interference from electro-surgical unit: this device has the proper capability to resist the
interference from electro-surgical unit during ECG monitoring.
2. Heart rate average: Averages the recent eight beats having R-R intervals falling within the acceptable limits. The
updating rate of the display: 1 time/second.
3. Heart rate meter accuracy and response to irregular rhythm:
Input signal
IEC60601-2-27Y2011(EF)
201.7.9.2.9 101 A1
IEC60601-2-27Y2011(EF)
201.7.9.2.9 101 A2
IEC60601-2-27Y2011(EF)
201.7.9.2.9 101 A3
IEC60601-2-27Y2011(EF)
4. Time to alarm for tachycardia: ≤12s
5. Pacemaker pulse rejection:
Can reject the no-overshoot pacemaker pulse: amplitude: ±2mV ~ ±700mV; pulse width: 0.1 ms ~ 2 m
201.7.9.2.9 101 A4
IEC 60601-1
Class I equipment.
Type BF, CF applied parts
Group I, Class A
Detected HR (bpm) Calculation formula
80
60
Calculate all QRS waves
120
90
47