Active spark protection barriers with mains power supply Korund-BPD-24Ex (hereinafter referred to as barriers), are designed for use in industries associated with the receipt, processing, use and storage of explosion- and fire-hazardous substances and products.The barriers are designed to organise power supply and spark protection of signal circuits of two-wire sensors with unified output signal 4-20 mA DC. Corund-BPD-24Eh barriers are designed to work with two-wire sensors having output signal 4-20 mA and type of explosion protection "intrinsically safe electrical circuit".
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