CE certificated cheap 3 Channel Digital Electrocardiograph ECG

Specification

Input Circuit: Defibrillator protection built-in

Lead: Standard 12 leads

Acquisition Mode: 12-leads simultaneously

A/D Converter: 12 bits

Measurement range:±5mVpp

Time Constant:≥5s

Frequency Response: 0.05-150Hz

Calibrating Voltage:1mV±1%

Sensitivity: 2.5, 5,10,20mm/mV

Input Impedance:≥50MΩ

Input Circuit Current:≤0.05mA

Noise Level:≤15uVp-P

Anti Baseline Drift: Automatic

Filter: EMG Filter 25Hz/35Hz/45Hz/OFF

DFT Filter 0.05/0.1/0.2/0.5Hz

Lowpass Filter 150Hz/100Hz/70Hz

AC Filter 50Hz/60Hz/OFF

CMRR: >100dB

Recording Mode: Auto: 3CH, 3CH+1R, 1CH,1CH+1R

Manual: 3CH, 1CH

Rhythm: Single rhythm lead

Rhythm Lead: Any lead selectable

Power Supply: AC:100V-150V / 220V-240V, 50/60Hz

Built-in rechargeable Li-ion battery voltage=14.4V

More than 2 hrs continuous work under batter supply

Recorder: Thermal Printer

Paper Style: Rolled or folded

Record Paper: 80mm x 20m

Paper Speed: 5mm/s, 10mm/s, 25mm/s, 50mm/s

Dimension: 32mm x 28mm x 65mm

Weight: 3kg (with battery)

Display: 320 x 240 pixels LCD

External Input/Output: Input: ≥100kΩ: Sensitivity 10mm/V±5%

Output: ≤100Ω Sensitivity 1V/V±5%

Communication Interface Ethernet(option)

Specification

Lead system: Standard 12 leads, 3 channels sampling synchronized

Input mode: Floating and Eliminates trembling protects

Input impedance: >50M Ω Output impedance: < 100 Ω

Patient leak current: < 10 µA

Input loop current: < 0.1 µA

Calibration voltage: 1mV±1%

Output voltage: 0.5mm/mV±3%

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±3%

Polarization-endured voltage: ±400mV Noise level: ≤ 15 µVp-p

Baseline control: Auto-adjusting

ECG output: 0.5V/mV±5%, single port= 100 Ω

Power supply: Ac: 200V, 50Hz, 15VA     Dc: 12V rechargeable battery

Safety standard: IEC I category, CF style

Operation method: Auto or Manual

Analysis function: ECG parameters auto-measure, auto-analysis

Printing speed: 12.5,25,50mm/s±1%

Recording system: Thermal-array printing system

Recording paper standard: high-speed roll 50mmX30m

Dimensions: (L x W x H) 310X230X70mm

Packing size: (L x W x H) 400X360X130mm

Net weight: 2.7kg Gross weight: 4.5kg