FIELD: instrument making.
SUBSTANCE: proposed device comprises gassy air pickups, gas feed shut-off valve, pulse-output gas flow rate counter, exhaust box volumetric air flow pickups, exhaust box minimum volumetric air flow setter, cellular communication modem with a set of data inputs and outputs, as well as means of processing said data signals and controlling gas feed shut-off valve and modem data input.
EFFECT: higher safety of natural gas use.
1 dwg
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