Multiple test units independently form a subsystem to complete the signal acquisition, basic calculation, relay control output and acousto-optic alarm of the test unit

      The subsystem remotely transmits data to the main control room by RS485 or other protocol.

    The local lower computer can store 10 bdata records. High reliability, explosion-proof grade: Ex de II B T 4 Gb/Ex de II C T 4 Gb/Ex tD A21 IP66 T 80 ℃. The explosion-proof box