Automatic Analysis 3 Channel ECG Monitor with Color display ECG-303B

Lead

Standard 12 leads

Time constant

≥3.2s

lead acquisition

12bit/1000Hz(synchronously 12 leads)

Frequency response

0.05~160Hz(-3db)

Work mode

22 Series:Man / Auto/Analysis

Noise level

<15μVp-p

33 Series: Man / Auto/Analysis/Storage

Filter

AC Filter : 50Hz / 60Hz

Inter-channel Interference

≤0.5mm

EMG Filter : 25Hz / 45Hz

Anti-Drift Filter : 0.15Hz (Adaptive)

CMMR

≥100dB (with AC FILTER)

Sensitivity

5,10,20, 40, Auto  (mm/mV)

Input circuit

Floating; Protection circuit against

Recording mode

3ch, 3ch+

Defibrillator effect

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