.
2
0.5
150 Hz ~ 500 Hz, Sine wave
+10 %, -100 %
a
1.5
≤1Hz,200ms, Triangle wave
+0 %, -10 %
b
a
relative to 10Hz
b
relative to 200 ms
1.3.7 Time constant: ≥3.2s
1.3.8 CMRR: >105 dB
1.3.9 Filter: power frequency(AC50/60 Hz), myoelectricity(25 Hz/35 Hz (-3 dB)), baseline drift
filter
1.3.10 Recording way: Thermal printing system
1.3.11 Specification of recording paper: 80 mm(W)×20 m(L) high-speed thermal paper
1.3.12 Time base selection(paper speed):
12.5 mm/s, 25 mm/s, 50 mm/s, error: ±5%
1.3.13 Gain control(sensitivity): 5,10, 20mm/mV, accuracy is ±2%; Standard sensitivity: 10
mm/mV±0.2 mm/mV
1.3.14 Auto record: record setup according to auto record format and mode, automatically
change leads, automatically measure and analyze.
1.3.15 Rhythm record: record setup according to rhythm record format and mode, automatically
measure and analyze.
1.3.16 Manual record: record according to manual record format.
1.3.17 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
1.3.18 Product safety type: Class I type CF defibrillation-proof applied part
1.3.19 Polarization resistance voltage: ±610 mV
1.3.20 Noise level: ≤12 µVp-p
1.3.21 ECG signal input sampling frequency: 32 kHz
1.3.22 Waveform data processing sampling frequency: 1 kHz
1.3.23 Sampling precision: 24-bit
1.3.24 The minimum detection signal: 10 Hz, 20 µV(peak-peak value) deflected sinusoidal
signal can be detected
1.3.25 Pacing detection channel: standard II
1.3.26 Accuracy of input signal: ±5%.
1.3.27 Amplitude quantization: ≤5µV/LSB
1.3.28 Dimension: 315 mm(L)×215 mm(W)×77 mm(H)
1.3.29 Net Weight: 1.6 kg
1.3.30 Interchannel time deviation: <100 µs
1.4 Main Characteristics
1.4.1 High resolution thermal-array output system(8 dots/mm), no adjustment required.
Frequency Response is up to 150Hz.
1.4.2 Record clear and exact three channels ECG waveform and remarks in real-time and
continuously. The remark includes: lead sign, sensitivity, paper speed, filter state, etc.
1.4.3 In auto mode, recording can be completed with one-button operation, which improves work
