MULTICHANNEL METER Russian patent published in 1995 - IPC

FIELD: measurement technology. SUBSTANCE: invention makes it possible to enhanced substantially extent of common communication line of analog signals of attended pickups simultaneously providing for increased frequency of interrogation of measurement channels. Isolation of part of measurement circuit of meter in the form of subunit ensures connection of common communication line into circuit with information feedback which safeguards decrease of influence of noise on transmitted analog signals and leads to improved precision of results of interrogation of attended pickups. EFFECT: enhanced speed of action of device and improved authenticity of its operation. 2 cl, 6 dwg