VA 400 VA 400 VA 400 VA 400 VA 400

VA 400 the basic version

Article no: 0695 4001

Consumption sensor for compressed air and gases

The new VA 400 for cunsumption measurement of compressed air and gases in a robust housing with and without dosüöay with actual consumption in m³/h and counter in m³.

Special featues

  • Integrated display for m³/h and m³
  • Depth scale for accurate installation
  • Usable from 1/2" to 12" (DN 300)
  • Easy installation under pressure
  • 4...20 mA analogue output
    for m³/h resp. m³/min
  • Pulse output for m³
  • Inner diameter adjustable via keypad
  • Consumption counter resettable

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    Parameters:

    m³/h, l/min (1000 mbar,
    20°C) in case of com-
    pressed air resp. Nm³/h,
    Nl/min
    (1013 mbar, 0°C)
    in case of gases

    Adjustable via
    software:     

    m³/h, m³/min, l/min, l/s,
    ft/min, cfm, m/s, kg/h, kg/min

    Adjustable via
    keypad:

    diameter for volume flow
    calculation,
    counter resettable

    Meas. principle

    calorimetric measurement

    Sensor:

    2 x silicium chip

    Meas. medium:

    air, gases

    Gas types adjustable
    via software:

    air, nitrogen, argon,
    helium, CO2, oxygen

    Accuracy:

    ± 4 % m.v.

    ± 3 % m.v. via 5 point
    ISO precision calibration

    Operating temp.:

    -30...110°C probe tube
    -30...80°C housing

    Operating pressure:

     

    up to 50 bar

    Analogue output:

    4...20 mA for m³/h resp.
    l/min; on request:
    scaling for cfm, m3³min,
    l/min, l/s, ft/min, m/s

    Pulse output:

    1 pulse per m³, signal
    high 24 VDC, for 30 ms

    PC connection:

    SDI interface

    Power supply:

    24 VDC

    Burden:

    < 500 Ohm

    Housing:

    polycarbonate

    Probe tube:

    stainless steel 1.4301
    mounting length 220 mm,
    Ø 10 mm

    Mounting thread:

    G 1/2"

    Diameter housing:

    65 mm

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