1)Input mode: floating and defibrillation protection
2)Lead: standard 18-lead
3)Patient leak current: < 10 µA
4)Input impedance: ≥100MΩ(1Hz)
5)Frequency response: 0.01Hz-300Hz(-3dB)
6)Time constant: ≥ 3.2 s
7)CMRR: >123dB
>140 dB(Open filter)
8)Filter: AC Filter(50Hz/60Hz), EMG Filter(25Hz/35Hz (-3 dB)),DFT Filter, Low-pass Filter
9)Recording way: Thermal printing system
10)Specification of recording paper: 210 mm(W)×20 m(L) high-speed thermal paper
11)Time base selection(paper speed):
5mm/s,6.25mm/s,10mm/s,12.5 mm/s,25 mm/s,50 mm/s, error: ±5%
12)Gain control(sensitivity):
1.25,2.5,5,10,20,40,10/5,20/10mm/mV and automatic, accuracy is ±5%
Standard sensitivity: 10 mm/mV±0.2 mm/mV
13)Record mode: auto, rhythm and manual record
14)Measurement parameters: HR, PR Interval, P Duration, QRS Duration, T Duration, QT/ QTc Interval, P/QRS /T Axis, R(V5), S(V1), R(V5)+S(V1) amplitude
15)Product safety type: Class I type CF defibrillation-proof function applied part
16)Polarization resistance voltage: ±950 mV
17)Noise level: ≤ 12 µVp-p
18)ECG signal input sampling frequency: 32 kHz
19)Waveform data processing sampling frequency: 1 kHz
20)Sampling precision: 24 bit
21)The minimum detection signal: 10 Hz, 20 µV(peak-peak value) deflected sinusoidal signal can be detected.
22)Pacing detection channel: All channe
23)Pacing signal sampling frequency: 32kHz
24)Accuracy of input signal: The overall system error, ±5%
25)Amplitude quantization: ≤ 5µV/LSB
26)Interchannel time deviation: <100 µs
27)Calibration voltage:1mV±2%
28)Input loop current:≤0.01uA
29)Power supply:
AC: 100V ~ 240V (50 / 60 Hz)
DC: 14.8 V / 5200 mAh rechargeable lithium battery
30)Degree of protection against ingress of liquid: IPX0
31)Working mode: continuous operation
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