AJ-7112A 1-Channel Digital Electrocardiograph

Specification:
 Lead system: Standard 12 leads
 Input mode: Floating and Eliminates trembling protects
 Imput impedance: >50M Ω
 Output impedance: < 100 Ω
 Patient leak current: < 10 µA
 Input loop current: < 0.1 µA
 Calibration voltage: 1mV±1%
 A/D conversion: 14bit
 Frequency response: 0.05Hz-150Hz
 Time constant: >3.2s
 Common-mode restrain ratio: >80dB >100dB(with AC filter)
 EMG filter: 25Hz(-3dB)/35Hz(-3dB)/45Hz(-3dB)
 Standard sensitivity: 10mm/mV±0.2mm/mv
 Sensitivity selection: 2.5、5、10、20mm/mV, Transformation error±5%
 Polarization-endured voltage: ±400mV
 Noise level: ≤ 15 µVp-p
 Baseline control: Auto-adjusting
 Power supply: Ac: 200V, 50Hz, 15VA Dc: 12V rechargeable battery
 Safety standard: IEC I category, CF style
 Operation method: Auto or Manual
 Printing speed: 12.5、25、50mm/s±1%
 Recording system: Thermal-array printing system
 Recording paper standard: high-speed rool 50mmX30m
 Dimensions: (L x W x H)310X230X70mm
 Packing size: (L x W x H)400X360X130mm
 Net weight: 2.7kg
 Gross weight: 4.5kg

AJ-7112A is is the same specification with AJ-7112. But with 5.1’’ LCD. AJ-7112 is 3.5’’ LCD.