pn. Proximity Switch 490


pn. Proximity Switch 490

  • Contactless switching
  • Compact dimensions
  • Responds to magnetic field and Fe
  • Continuous air supply not required
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  • Hengstler GmbH
    Uhlandstr. 49
    78554 Aldingen
  • Tel. +49 / 7424 - 89 -0
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Product Familypn. Proximity Switch 490
FunctionProximity switch



Environment and security

IP Protection Class-
Operating Temperature [°C]–- 10 ...… + 60 °C (+ 14 ... 122 °F)
Service Pressure2 - 6 bar
Air Qualityoil-free
Filter Pore Width? 40 ?m


Size [mm]18x20x40
Mounting OptionsM4 thread or retaining strap
MountingM 4 thread or retaining strap
Weight [g]approx. 15 g (3.2 oz)
ConnectionPlug fitting for hose NW 3
Actuating Distancefor Fe approx. 2 mm (0.08 in)
Nominal Diameter2 mm (0.08 in)
Distance between 2 Switchesmin. 20 mm (0.8 in)
Distance between Switch and Steelmin. 15 mm (0.6 in)
Scanningtouchless (also from a wall made of non-magnetic materials)
The proximity switch does not require contact and is triggered by a magnetic field or an Fe object. The device does not require a continuous air supply. A further advantage of the proximity switch is its compact dimensions.


Further information on pn. Proximity Switch 490