FIELD: engineering of remote measuring equipment, in particular, for controlling status of electric down-pumps.
SUBSTANCE: to achieve technical result pressure indicator and temperature indicator are made in form of three-poles to second output of semiconductor diode an input of current splitter is connected, first output of which is connected to input of power source, connected by first output to first input of commutator power.
EFFECT: improved measuring speed and expanded range of possible application.
4 cl, 2 dwg
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