Input way: Floating and defibrillation protection
Lead: Standard 12 leads
Patient leakage current: <10µA
Input impedance: ≥100MΩ(1Hz)
Frequency response:0.01~150 Hz(-3 dB)
Time constant: ≥3.2s
CMRR: >123 dB
Filter: power frequency(AC50/60 Hz), myoelectricity(25 Hz/35 Hz (-3 dB)), baseline drift filter
Recording way: Thermal printing system
Specification of recording paper: 80 mm(W)×20 m(L) high-speed thermal paper
Time base selection(paper speed):6.25 mm/s, 12.5 mm/s, 25 mm/s, 50 mm/s, error: ±5%
Gain control(sensitivity): 2.5, 5, 10, 20 mm/mV, accuracy is ±2%; Standard sensitivity: 10 mm/mV±0.2 mm/mV
Auto record: record setup according to auto record format and mode, automatically change leads, automatically measure and analyze.
Rhythm record: record setup according to rhythm record format and mode, automatically measure and analyze.
Manual record: record according to manual record format.
Measurement parameters: HR, P-R interval, P Duration, QRS Duration, T Duration, Q-T interval, Q-Tc, P Axis, QRS Axis, T Axis, R(V5) amplitude, S(V1) amplitude, R(V5)+S(V1) amplitude
Product safety type: Class I type CF defibrillation-proof applied part
Polarization resistance voltage: ±950mV
Noise level: ≤12 µVp-p
ECG signal input sampling frequency: 32 kHz
Waveform data processing sampling frequency: 1 kHz
Sampling precision: 24-bit
The minimum detection signal: 10 Hz, 20 µV(peak-peak value) deflected sinusoidal signal can be detected
Accuracy of input signal: ±5 %
Amplitude quantization: ≤5µV/LSB
Interchannel time deviation: <100 µs
Calibration voltage：1 mV±2 %
Input circuit current：≤0.01 uA
50Hz interference suppression filter：≥20 dB
Pacing detection channel: all leads
Power supply:
AC: 100V~240V(50/60Hz)
DC: 7.4V/5000mAh rechargeable lithium battery
Degree of protection against ingress of liquid: IPX0
Working mode: continuous working
