PULSE CURRENT CONTACTLESS MEASUREMENT DEVICE Russian patent published in 1994 - IPC

FIELD: measurement technology. SUBSTANCE: device has electromagnetic transducer, signal pre-processing unit, electronic switch, resistor, comparator, reference voltage source, electronic integrator with resistor at d.c. amplifier input and capacitor in feedback circuit, electric isolation unit, delay unit, RS flip-flop, input synchronization terminal. Electromagnetic transducer has two isolated outputs; control input of electronic switch has two insulated leads; signal pre-processing unit is essentially differential amplifier with relevant ties. EFFECT: enlarged functional capabilities. 4 dwg