497 ATEX Pneumatic

497 ATEX preset counter

    Interested in our counters, but still have change requests? We are happy to modify it for you so that it fits perfectly.

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    • Tel.: +49 / 7424 - 89 - 0
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    • Hengstler GmbH
      Uhlandstr. 49
      78554 Aldingen
    • Tel. +49 / 7424 - 89 -0
    • Support request
    Preset1 preset
    DisplayNumber disc
    • 3-digit
    • 5-digit
    FunctionPreset counter (with ATEX)
    Product Family497 ATEX preset counter
    Digit Height [mm]4 mm (0.2 in)
    • button and pneumatic reset
    • button and automatic reset
    Count Frequency [Hz]5 Hz
    Pulse Length min.8 ms (count input Z)
    Signal Times
    • Signal duration at port A: Counters with pneumatic reset: From reaching preset value until Reset at 3 bar
    • Counters with automatic reset: 300 … 340 ms
    AttentionMinimum time between last pulse and pneumatic reset must be at least 50 ms.
    Pulse Duty Factor Count Impulse01:01
    Reset Frequency4 Hz (reset input Y)
    Count Input
    • adding
    • subtracting
    IP Protection Class
    • IP40 with connected hoses.
    • IP55 when using a transparent protection cover (see Accessories)
    Operating Temperature [°C]
    • 0 … + 60°C
    • Maximum compressed air temperature: 30°C
    Service Pressure2 - 6 bar
    Air QualityFiltered, dried and unlubricated air according to ISO 8573-1: 2010 [7:4:4]
    Filter Pore Widthdesigned for use with compressed air. Operation with other media/pure gases upon request
    Degree of Protection< 40 µm
    Vibration Resistanceuse suitable filters when necessary
    Shock Resistance
    • IP40 with connected hoses.
    • IP55 when using a transparent hinged cover (see Accessories)
    Cable Length
    • ATEX approval:
    • Gas: Ex II 2GEx h IIB T4 Gb (0°C ? Ta ? 60°C)
    • Dust: Ex II 2D Ex h IIIB T130°C Db (0°C ? Ta ? 60°C)
    • Mining: Ex I M2 Ex h I Mb (0°C ? Ta ? 60°C)
    Size [mm]75x60x65
    Mountingfront panel installation
    Mounting Positionhorizontal rolling axis
    Dimensions [mm]flush mounting: 75 x 60 x 90 mm (2.95 x 2.36 x 3.54 in)
    Mounting Depth [mm]
    • with pneumatic reset: 62 mm
    • with automatic reset: 87 mm
    Front Panel Cutout52 x 52 mm
    Weight [g]approx. 100 g (3.53 oz), with automatic reset approx. 150 g (5.29 oz)
    Connectionhose coupler M5