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Programmable digital meter of pulses, frequency, rotational speed


The N30O meter is destined for the measurement of pulses, frequency, rotational speed, period and worktime. The meter has 2 counter inputs to co-operate with an encoder. The meter counts also the actual and total value.

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  • Input:
    • number of pulses
    • frequency
    • rotational speed
    • period
    • worktime counter
    • encoder
  • Output: relay (4), analog (1), digital RS-485/MODBUS (1)
  • Three-colour display- red, green and orange, programmable in three intervals of the measured value – facilitates the observation of measured values changes.
    • digit height: 14 mm
    • highlighted measuring unit
  • Four alarm outputs with signaling on LED diodes operating in six different modes.
  • Conversion of any measured value into an analog signal:  0/4…20 mA or 0…10 V.
  • Storage of minimal and maximal values for all measured quantities,
  • Meter programming from the keyboard or through the RS-485 interface by means of the free eCon software
    One can reprogram following parameters:
    • display colour, individually in three intervals,
    • thresholds of displayed overflows,
    • display precision of the result (decimal point),
    • unit highlighting,
    • measurement averaging time,
    • recount of indications (individual characteristic),
    • parameters of alarm outputs.
  • Supply: 85…253 V a.c./d.c. or 20…40 V a.c./d.c.
  • Casing protection grade: IP65
  • Overall dimensions: 96 x 48 x 64 mm