Technical parameter of ECG-1200A Digital Twelve Channel ECG

Model:ECG-1200
Specification
1.Input Circuit : Floating; Protection against Defibrillator effect
2.Lead: Standard 12 leads ,Lead change automatically
3.Patient Current Leakage:<10 &mu A
4.Input Impedance:>=50 M &Omega
5.Calibrating Voltage: 1mV (+.-)3%
6.A/D Conversion:12 bit
7.Display:320*240LCD
8.Frequency Response:0.05Hz-150Hz
9.Time Constant:>3.2seconds
10.CMRR:>80d>100dB(with filter)
11.Paper Speed:25,50mm/s(+.-)3%
12.Recording Paper: 210mm*30m, high-speed roll
13.Input Circuit Current: <=50nA
14.Safety Standard: IEC class I, type CF
15.Sensitivity: 1/2,1,2(cm/mV)
16.Skin Voltage Tolerance: (+.-)300mV
17.Noise Level:<15 &muVp-p
18.Weight of ECG: 5.1kg