FIELD: diving equipment.
SUBSTANCE: invention relates to diving equipment, namely, to diving bell systems. Device for automatic maintenance and control of the composition of the respiratory gas medium of a diving bell, consisting of a cassette with an absorbing substance, a unit of helium and oxygen partial pressure sensors, a high-pressure oxygen cylinder with a reducer, a pipeline and a manual oxygen supply valve. Device includes an electronic oxygen partial pressure control and monitoring unit connected to an electromagnetic valve. Sensor unit includes a carbon dioxide partial pressure sensor, and the cassette with the absorbing substance is installed on a bed with a fan.
EFFECT: achieving automation and simplicity of the process of maintaining and controlling the composition of the respiratory gas medium of a diving bell.
1 cl, 1 dwg
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