Combustible Gas and Vapor Detection Power Supply BPS-21M for Safe Work Environments

Detection of pre-explosive concentrations of combustible gases and vapours, control of harmful substances and oxygen content in the working zone air of premises and outdoor installations of explosion- and fire-hazardous chemical, petrochemical and oil refining industries, analytical control of process waters and aqueous solutions at enterprises of electric and thermal power engineering, chemical, metallurgical, pulp and paper, oil refining, food, pharmaceutical and other industries, in agriculture and ecology. For power supply of sensors-analysers DAT-M, signalers STM-30-10 - STM-30-16, sensors-gas-analysers DAX-M, DAK, DAM, potentiometric ion activity analysers AP-430-02; measurement of input current signals from sensors on each channel; issuing light and sound alarms when the set threshold values are exceeded/lowered with simultaneous switching of "dry" relay contacts.