Recent Searches
    Series ( results)
      Models ( results)
          Fully Operational with Expanded Resources
          Click for the latest on how KEYENCE is continuing to support our customers with quick delivery, off-site testing, virtual demos and more.
          1. Home
          2. Products
          3. Process Controls / Process Sensors
          4. Temperature Sensors
          5. Digital Infrared Temperature Sensor
          6. Models
          7. Amplifier Unit

          Digital Infrared Temperature SensorFT series

          Amplifier Unit



          Select Language




          Panel mounting type


          Power voltage

          12 to 24 V DC ±10% ripple (P-P) 10% or less

          Power consumption


          1400 mW (For 12 V), 1600 mW (For 24 V)


          Eco mode

          1150 mW (For 12 V), 1350 mW (For 24 V)

          Display power

          4 + 1/two-digit 7-segment LED, dual-display (red/green) display
          (character height in the upper display (red): 8 mm, character height in the lower display (green): 5.7 mm), Display updating cycle: 10/s

          Operation indicator

          Red LED x 3 (control output1/control output2/timing input indicator)

          Display resolution

          0.1°C or 1°C (0.2°F or 1.8°F) (when using H10/H20/H30), 1°C (1.8°F) (when using H50/H40K/H50K)




          HSP, 30, 100, 200, 500, 1000, or 5000 ms can be selected (In HSP: 10ms typ., 15 ms max.)

          Bank selection

          Pink and Purple wires can be configured for Bank Inputs #1,2 respectively for up to 4 total banks.

          Bank specifications

          Emissivity (valid in temperature mode) and limit settings x 2 can be set for each bank.

          External input

          Timing input

          Input time: 2 ms min.

          Bank input

          Input time: 20 ms min.

          Control output

          NPN open collector x 2 channels (N.O./N.C. selectable), 100 mA max. (40 VDC max.), residual voltage: 1 V max.

          Analogue output

          4 to 20 mA, maximum load resistance: 260 Ω The upper- and lower-limit values of the analog output range can be set optionally.

          Environmental resistance

          Ambient temperature

          -10 to +50 °C (No freezing)*1

          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


          Main unit

          Main unit, Cover: Polycarbonate, Keycaps: Polyester elastomer, Cable: Vinyl chloride

          Mounting bracket

          Panel mounting bracket: Polyacetal, front protection cover: Polycarbonate


          Panel mounting bracket, protection cover, power cable, unit cover sticker


          Approx. 85 g

          *1 Ambient temperature when using the analog output is -10 to 45 °C.

          Back to top

          KEYENCE SINGAPORE PTE LTD. 151 Lorong Chuan,#05-07, New Tech Park Lobby G, Singapore 556741
          Phone: +65-6392-1011
          Career Opportunities: KEYENCE Career Site

          Process Controls / Process Sensors