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Medical ordinary sphygmomanometer series
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PCBA scheme of barrel sphygmomanometer
  • PCBA scheme of barrel sphygmomanometer

PCBA scheme of barrel sphygmomanometer

Oscillographic method, 【 boost 】 measurement; Using a dual [6] V DC micro air pump for pressurization (one pre pressurization and one pressurization measurement), the [6] V DC rapid exhaust valve leaks; Semiconductor resistive sensors for pressure detection.
PCBA scheme measurement mode of barrel sphygmomanometer:

Oscillographic method, 【 boost 】 measurement; Using a dual [6] V DC micro air pump for pressurization (one pre pressurization and one pressurization measurement), the [6] V DC rapid exhaust valve leaks; Semiconductor resistive sensors for pressure detection.


Power and voltage operating range:

6VDC/4 1.5V batteries/5VDC or 5VUSB voltage working range 4.4VDC -6.0VDC;


5VDC or 5VUSB or 3.7V lithium battery voltage operating range 3.6VDC -5.0VDC


Measurement range and accuracy:

Pressure range: [0-295mmHg (0-39.3kPa)], accuracy ± 3mmHg (± 0.4kPa);


Pulse rate: 40-180 beats/minute, with an accuracy of ± 3%.


Sleep power consumption requirements:

Under rated working voltage, shutdown current ≤ 30uA


Key:

1-5 touch or touch buttons for selection


Display mode: color TFT, LED screen, LED digital screen, LCD code break screen optional

Voice function: Chinese, English, and other national voices can be achieved. With volume control and alarm function

Memory function: can be achieved for up to 2 * 240 groups

Communication interface: USB2.0, IIC, UART

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