Digital Infrared Temperature Sensor

FT series

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Sensor Head: Mid to low temperature model FT-H20

FT-H20 - Sensor Head: Mid to low temperature model

*Please note that accessories depicted in the image are for illustrative purposes only and may not be included with the product.

Data Sheet (PDF)


CAD Data

360°view (3D PDF)

  • CE Marking





Mid to low temperature, Mid-range

Rated temperature range

0 to 500°C 32 to 932°F*1

Displayable temperature range

-50 to +520°C -58 to +968°F

Detecting distance


Measuring distance /
View diameter (example)

60/ø8.5 mm 2.36"/ø0.33"
120/ø6 mm 4.72"/ø0.24"
180/ø14.5 mm 7.09"/ø0.57"


2-point visible laser beam*3

Detecting element


Detecting wavelength

8 to 14 µm


±0.5°C 0.9°F

Emissivity (ε) correction

0.10 to 1.99 (0.01 step)

Environmental resistance

Ambient temperature

-10 to +55 °C 14 to 131 °F (No freezing)

Relative humidity

35 to 85 % RH (No condensation)

Vibration resistance

10 to 55 Hz, Double amplitude 1.5 mm 0.06", 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


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


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.

Data Sheet (PDF) Other Models