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  2. Frequency Meter

    Model: FI Series Frequency / Speed / Line Speed Meter

    The 6-digit digital tube displays that the upper row shows the measured value and the lower row shows the alarm set value;
    Two output control modes are available: upper limit alarm (U) and lower limit alarm (d);
    Have a hysteresis setting to improve the stability of the instrument and system work;
    Select 4-20mA transmission output and RS485 communication interface;
    High measurement accuracy, optional fixed point or floating display;
    Multi-purpose instrument: It can be used as frequency meter, line speed meter and tachometer respectively through software selection.

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