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2.2.2 Rear View
1. RS-232 port
Connects to the medical-grade external device via RS-232 protocol to implement the
communication between the ventilator and external device.
2. Oxygen supply connection(with filter water trap)
3. Air supply connection(with filter water trap)
4. CO2/calibration connection
One multiplex connector for calibrating inspiratory and expiratory flows and supplying
power for the external CO2 analyzer.
5. Fan
6. AC mains inlet
7. VGA connection
The ventilator provides a D-Sub 15, female video output connector, which connects to
an external display and outputs VGA visual signals same to the primary display. This
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