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          Digital Infrared Temperature SensorFT series

          Sensor Head



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          Mid to low temperature Small-spot

          Rated temperature range

          0 to 500°C*1

          Displayable temperature range

          -50 to +520°C

          Detecting distance

          Unlimited *2

          Measuring distance /
          View diameter (example)

          17.5/ø6.3 mm
          35/ø1.5 mm
          52.5/ø8 mm


          2-point visible laser beam*3

          Detecting element


          Detecting wavelength

          8 to 14 µm



          Emissivity (ε) correction

          0.10 to 1.99 (0.01 step)

          Environmental resistance

          Ambient temperature

          -10 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 axis

          Shock resistance

          500 m/s2, 10 times in each direction of each of X, Y and Z axis, 60 times in total


          Main unit

          Case: Reinforced glass plastic, Infrared collector lens: Germanium, Laser transmitter: Polyarylate
          Lens tube*4: Aluminum, Cable: Vinyl chloride, Mounting bracket: SUS304, Mounting screw: Stainless steel

          Mounting bracket



          Mounting bracket


          Approx. 120 g

          *1 Repeatability is guaranteed within the rated temperature range.
          *2 Place at a distance so that object appears 1.5 times larger than the view diameter.
          *3 Visible semiconductor laser beam wavelength 655 nm, Class 1 Laser Product [IEC60825-1, FDA (CDRH) Part1040.10]. The laser classification for FDA (CDRH) is implemented based on IEC 60825-1
          in accordance with the requirements of Laser Notice No.50.
          *4 No lens tube on models FT-H10, FT-H20, and FT-H30.

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          Process Controls / Process Sensors