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          High-Accuracy Digital Contact SensorGT2 series


          Sensor Head, Air Cylinder Model


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          Detection system

          Scale Shot System, absolute (no tracking errors) type

          Measuring range

          50 mm


          0.5 μm

          Indicated accuracy

          3.5 µm (p-p)*1

          Measuring force

          Downward mounting

          3.2 N*2

          Side mounting

          2.8 N*2

          Upward mounting

          2.4 N*2

          Sampling cycle

          1 ms

          Fluid used

          Dry air

          Operation indicator light

          2-colour LED (red, green)

          Environmental resistance

          Enclosure rating

          IP67 (IEC)*3

          Pressure resistance

          1 MPa

          Applied pressure range

          0.25 MPa to 0.50 MPa

          Ambient temperature

          0 to +55 °C (No freezing)

          Relative humidity

          35 to 85 % RH (No condensation)

          Vibration resistance

          10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions*4


          Main body

          Main body case: die-cast zinc, Cylinder section: aluminium alloy, Air joint resin: polyacetal, Air joint metal: nickel-plated brass, Indicator: polyarylate (PAR)

          Dust boot



          SUS304, SUS440C*5

          Sensor head cable

          Optional (connect to the M8 connector)


          Approx. 405 g (not including cable)

          *1 Value when the ambient temperature is 20 °C.
          *2 Representative value at the centre of the measuring range. Please note that the measuring force varies by the installation state of the dust boot.
          *3 Connect an exhaust joint to the air tube and ensure that foreign matter does not enter the tube from joint.
          *4 When using mounting bracket D (OP-84327), the double amplitude is 0.75 mm.
          *5 Contacts are available as options sold separately.

          Contact Sensor Tips

          Measurement Sensors