Bourdon tube pressure gauge with one or two switch contacts
Stainless steel case Model PGS11

    Special features
     High switching reliability and long service life
     Design per EN 837-1
     Pressure indication over 270 angular degrees
     One or two preset, adjustable contacts
     Contacts adjustable between 10 and 90 % of the scale range

   Description
   Design
    EN 837-1

   Nominal size in mm
    40, 50, 63 (double contact only for NS 50 and 63)

   Accuracy class
    2.5

   Switch point tolerance
    Factory-set
    With single contact: ±2.5 % of full scale value
    With double contact: ±4 % of full scale value

   Scale ranges
    0 ... 2.5 to 0 ... 400 bar

   Pressure limitation
    Steady:      3/4 x full scale value
    Fluctuating: 2/3 x full scale value
    Short time:  Full scale value

   Permissible temperature
    Ambient: -20 … +60 °C
    Medium: +60 °C maximum

   Temperature effect
    When the temperature of the measuring system deviates
    from the reference temperature (+20 °C):
    max. ±0.4 %/10 K of the span

   Process connection
    Copper alloy, male thread
    lower mount (LM) or centre back mount (CBM)

   Pressure element
    Copper alloy
    C-type or helical type

   Movement
    Copper alloy

   Dial
    NS 40, 50: Aluminium, white
    NS 63: Stainless steel, white

   Pointer
    Plastic, black

   Case
    Stainless steel

   Window
    Polycarbonate

   Ingress protection
    IP 41 per EN 60529 / lEC 529

   Helium leak test
    Leak rate 10-5 mbar*l/s

   Electrical data
    Switching voltage: DC / AC 4.5 ... 24 V
    Switching current: 5 ... 100 mA
    Contact load: max. 2.4 W
    Switch contact: Normally closed (NC) or normally open (NO)
                    Double contact only for NS 50 and 63

   

    Contact setting: To customer requirements (if not specified, to mean value of the scale range)
    Contact adjustment: Adjustable between 10 and 90 % of the scale range
    Potential-free

   

    Electrical connection
    Cable outlet, standard length 2 m

   

   Options
     Other process connection
     Ingress protection IP 65 (model PGS21, data sheet PV 21.02)
     Accuracy class 1.6 with single contact
     Other cable length
     Gauges with VdS approval (NS 40, data sheet SP 21.01)

   Dimensions in mm

    Standard version

   

   Ordering information
    Model / Nominal size / Scale range / Connection size / Connection location / Switch point and function / Options

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