Digital ECG Electrocardiograph HE-03B Machine


  • Accurate pulse pace identification and automatic analysis function
  • Working modes: Manual / Auto / Analysis/Storage
  • 80mm, 3 channel format recording
  • 800×480 graphic 3.5 inch color LCD
  • 12 leads synchronously acquisition and display
  • 100 patient cases save and replay (extendable)
  • Advanced [Freeze] function
  • Adapt to 110-230V, 50/60Hz power supply
  • Built-in rechargeable Ni-MH battery
  • High resolution thermal printing
  • USB/RS232 interface, ECG software is optional
  • Can be connected to Network, USB Disk, Printer and Code Scanner (Optional)



Lead Standard 12 leads Time constant ≥3.2s
lead acquisition 12bit/1000Hz(synchronously 12 leads) Frequency response 0.05~160Hz(-3db)
Work mode Man / Auto/Analysis/Storage Noise level <15μVp-p
Filter AC Filter : 50Hz / 60Hz
EMG Filter : 25Hz / 45Hz
Anti-Drift Filter : 0.15Hz (Adaptive)
Inter-channel Interference ≤0.5mm
CMMR ≥100dB (with AC FILTER) Sensitivity 5,10,20, 40, Auto  (mm/mV)
Input circuit Floating; Protection circuit against
Defibrillator effect
Recording mode 3ch, 3ch+
Default Man. Mode is  3ch  format
Default Auto. Mode is  3ch+ format
Input Impedance ≥50MΩ Paper speed 6.25,12.5,25,50mm/s(±3%)
Input circuit current ≤0.05μA Paper 80mm *20m Roll paper
Patient current leakage <10μA Communication RS232/ USB port
Calibrating voltage 1mV±2% Power Supply AC 110-230V(±10%),50/60Hz(±1Hz),60VA
DC Built-in rechargeable battery,14.4V(2000mmAh)
Voltage tolerance ≥±500mV Dimension/Weight 285mm×265mm×72mm/2.8Kg

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