Temperature Sensors

What is a Temperature Sensor?

A sensor that measures temperature is called a temperature sensor.
Temperature sensors can be roughly divided into two types: contact sensors, which measure by contacting the object to be measured, and non-contact sensors, which measure without contacting the object to be measured.
Here we introduce thermocouples and resistance thermometer, which are widely used to measure temperature, especially in testing and research sites, and in production sites such as factories.

For a detailed explanation of thermocouples and resistance thermometer, please see What is a temperature sensor?

Choose a Product

General-purpose industrial sensors

Sheathed Thermocouple
Solid Pack Thermocouples
General purpose thermocouple
Sheaths resistance thermometer
General Purpose resistance thermometer

Sensors for Industrial Applications

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explosion proof sensor
thermocouple
resistance thermometer
Surface Sensors
thermocouple
resistance thermometer
Food Sensors
thermocouple
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Silo Cable
thermocouple
resistance thermometer
Cryogenic Sensors
resistance thermometer
Other sensors for different purposes
thermocouple
Resistance thermometer

Select from the temperature sensor catalog

Product Line

Sheathed Thermocouple

  • Models SC
    Temperature range -200~1050℃
    Wire and element K, E, J, T, N, (R)
    Protective tube outer diameter φ0.1~φ8.0mm
    Standard Sensor Length 300, 500, 750, 1000, 1500, 2000mm
    A sheath-type temperature sensor is a temperature sensor in which MgO (high-purity magnesium oxide) powder is sealed and filled in a metal protective tube (sheath) made of stainless steel or other material.

Solid Pack Thermocouples

  • Models NC
    Temperature range -40~1200℃
    Wire and element K
    Protective tube outer diameter φ10mm, φ15mm, φ22mm
    Standard Sensor Length 300, 500, 750, 1000, 1500, 2000mm

    Solid pack thermocouples are temperature sensors with large diameter protective tubes of φ10 to 22 mm that combine the sensitivity of sheathed thermocouples with robust required for industrial use.

Sheathed resistance thermometer


  • Models NR
    Temperature range -200~500℃
    Wire and element Pt100, JPt100
    3-wire system
    Protective tube outer diameter φ3.2, φ4.8, φ6.4, φ8.0mm
    Standard Sensor Length 300, 500, 750, 1000, 1500, 2000mm
    A sheath-type temperature sensor is a temperature sensor in which MgO (high-purity magnesium oxide) powder is sealed and filled in a metal protective tube (sheath) made of stainless steel or other material.

General-purpose sensors

  • Models SCN
    Temperature range -40~900℃
    Wire and element K
    Protective tube outer diameter φ1.6, 4.8mm
    Standard Sensor Length SCN05 - 3 types: 100mm, 150mm, and 300mm
    SCN06 - 2 types: 300mm and 500mm
    SCN07 - 100mm and 300mm

    This sensor is a general-purpose sheathed thermocouple.


  • Models RN
    Temperature range -200 to 300°C (However, the conductor connection part is -20 to 100°C)
    Wire and element Pt100, JPt100
    3-wire system
    Protective tube outer diameter φ4.8mm
    Standard Sensor Length RN05 - 3 types: 100mm, 150mm, and 300mm
    RN06 - 300mm and 500mm
    This sensor is a general-purpose temperature sensor.

  • Models
    Normal temperature 200℃
    Wire and element K,T,J,E
    kinds General use, high temperature use, fluororesin
    *Normal (usage) temperature varies depending on specifications.
    This sensor is a thermocouple that has a thermocouple wire covered with a coating of vinyl or glass wool, and is used as is without being placed in a protective tube.

Explosion proof sensor (Japan Standards)

  • Models SC, NC
    Temperature range -200~1200℃
    Wire and element Pt100
    Protective tube outer diameter φ1.0~22mm
    explosion proof structure types Intrinsically safe explosion proof proof structure (IA)
    Sheathed and solid-pack temperature sensors, when combined with a Zener barrier or insulation barrier, have passed the intrinsically safe explosion proof equipment inspection by the Technology Association of Industrial Safety (a type inspection agency designate the Ministry of Health, Labor and Welfare).
  • Models SC(ExdII CT5)
    Temperature range -200~1200℃
    Wire and element K,E,T,N
    Protective tube outer diameter 3.2, 4.8, 6.4, 8.0 (φmm)
    Protective Tube Material SUS316
    This sensor is an explosion proof temperature sensor that meets technical standards consistent with international standards (IEC) and has passed type certification from Japan's Technology Institute for Industrial Safety (TIIS).
  • Models RU, NRD
    Temperature range -200 to 650°C (JPt100 is 500°C)
    Wire and element Pt100, JPt100
    Protective tube outer diameter φ3.0~φ16mm
    Protective Materials SUS304, SUS316, SUS310S, SUS347
    Pressure Resistant explosion proof Type resistance thermometer RU, NRD is a temperature sensor for use in locations where flammable gas or flammable liquid vapor is present and there is a risk of ignition or explosion.
  • Models NR800-6, NR800-7
    Temperature range 4K to 375K (NR800-6), 15K to 375K (NR800-7)
    Wire and element Pt100
    Protective tube φ2x30mm
    explosion proof structure types Intrinsically safe explosion proof proof structure (IA)
    The intrinsically safe explosion proof platinum-cobalt sheathed resistance thermometer NR800-6 and NR800-7 are intrinsically safe explosion proof resistance thermometer for use at extremely low temperatures.
  • Models NR
    Temperature range -200~500℃
    Wire and element Pt100
    Protective tube outer diameter φ2.0~8.0mm
    explosion proof structure types Intrinsically safe explosion proof proof structure (IA)
    Sheathed and solid-pack temperature sensors, when combined with a Zener barrier or insulation barrier, have passed the intrinsically safe explosion proof equipment inspection by the Technology Association of Industrial Safety (a type inspection agency designate the Ministry of Health, Labor and Welfare).
  • Models NR(ExdII CT5)
    Temperature range -200~500℃
    Wire and element Pt100, JPt100, Vibration-resistant Pt100
    Protective tube outer diameter 3.2, 4.8, 6.4, 8.0 (φmm) (Vibration-resistant Pt100 is not compatible with φ3.2)
    Protective Tube Material SUS316
    This sensor is an explosion proof temperature sensor that meets technical standards consistent with international standards (IEC) and has passed type certification from Japan's Technology Institute for Industrial Safety (TIIS).
  • Models CU, SCD
    Temperature range -200~1200℃
    Wire and element R,K,E,J,T
    Protective tube outer diameter φ1.5~22mm
    Protective Materials SUS304, SUS316, SUS310S, SUS347, NCF600, Kanthal
    The CU and SCD pressure-explosion proof explosion-proof thermocouples are temperature sensors used in locations where flammable gases or vapors of flammable liquids are present and there is a risk of ignition and explosion.

Surface temperature measurement sensors

  • Models R060
    Temperature range -10~500℃
    Wire and element Pt100, JPt100
    The R060 is a surface temperature measurement sensor that uses a platinum resistance element as detecting element.

  • Models C060
    Temperature range -40 to 300°C (insulation paper can withstand temperatures up to 250°C.)
    Wire and element K, T
    Connecting wire φ0.32mm K, T thermocouple wire
    This sensor measures the surface temperature by directly attaching or crimping a sheet-shaped thermocouple (K, T) to the surface of the object to be measured.

  • Models C400-01
    Temperature range 0~100℃
    Wire and element K (ribbon thermocouple)
    responsiveness Room temperature → 100℃ boiling steam on iron plate for about 2 seconds
    This sensor is a surface temperature measurement sensor that uses a 0.1 mm thick K-ribbon thermocouple as detecting element and is attached to the object to be measured using a magnet.
  • Models R400
    Temperature range 0~60℃
    Wire and element Pt100, JPt100
    Connecting wire Vinyl-coated copper conductor 2m included
    responsiveness Room temperature → 100℃ boiling steam on hot plate, approx. 97 seconds
    This sensor is a temperature sensor that uses a platinum resistance thermometer in the detection section and a sheet-shaped magnet in the mounting section.

  • Models C401
    Temperature range 0~150℃
    Wire and element K,T
    responsiveness Room temperature → 100℃ nickel-plated aluminum plate for about 10 seconds
    This sensor is a surface temperature measurement sensor that uses a thermocouple as detecting element and a magnet to attach to the object to be measured.
  • Models R401
    Temperature range 0~150℃
    Wire and element Pt100
    Connecting wire Silicone-coated copper conductor 2m included
    responsiveness Room temperature → 100℃ nickel-plated aluminum plate for about 25 seconds
    This sensor is a surface temperature measurement sensor that uses a thin-film element as detecting element and is attached to the object to be measured using a magnet with an outer diameter of φ10 and a thickness of 4.5 mm.

  • Models C015
    Temperature range room temperature to 250℃ (for general use), room temperature to 500℃ (for high temperature use)
    Wire and element K
    Measured distance 1 to 2 mm constant
    This sensor is a non-contact thermocouple for measuring surface temperature and has a built-in circuit that automatically compensates for the difference between true temperature and proximity gas temperature.

Silo temperature measuring cable


  • Models R101, R102, R103
    Temperature range -20~60℃
    Wire and element Pt100, JPt100
    Number of measurement points R101 max 11 points, R102 max 5 points, R103 max 1 or 2 points
    This sensor is designed to measure the temperature inside a silo, and is available in different versions for measuring the temperature of grain in port silos and agricultural silos, as well as for measuring the temperature of RDF (recycled solid fuel) and coal silos.

  • Models C201
    Temperature range -20~200℃
    Wire and element K φ0.32mm FEP coating
    Number of measurement points Max 6 points
    The silo temperature measurement cable for measuring temperatures inside RDF (refuse-derived fuel) and coal silos can measure the temperature at up to six points vertically in the silo.

Food Temperature Sensor


  • Models SCHS1-7
    Temperature range -60~650℃
    Wire and element K,T
    Protective tube outer diameter φ1.0, φ1.6mm
    Standard Sensor Length 100, 200mm
    This sensor is a temperature sensor that measures the internal temperature of food such as meat, ham, or bread.
  • Models C030
    Temperature range 0~200℃
    Wire and element T
    Protection tube dimensions φ2x100mm or φ3.2x100mm

    This sensor is suitable for measuring the ambient temperature and actual temperature of food during sterilization in order to computation the F value, which indicates the effectiveness of heat sterilization of canned foods, retort foods, etc.

Cryogenic Sensors

  • Models R800-6, R800-7
    Temperature range 4K to 375K (R800-6), 15K to 375K (R800-7)
    Wire and element Pt100
    Protective tube φ2x20mm
    Lead 4-wire polyester-coated copper wire φ0.2×L1000mm
    The ultra-low temperature industrial platinum-cobalt resistance thermometer is a temperature sensor for ultra-low temperatures that uses a dilute platinum-cobalt alloy as the temperature-sensing element, and can perform precise measurements from the ultra-low temperature range (4K) to room temperature with just one sensor.

Sensors by Application (Thermocouples)

  • Models C025
    Temperature range 0~300℃
    Wire and element K, J (2 pairs also possible)
    Protection tube dimensions C025-12: φ22×270mm+φ9×30mm
    C025-11: φ16×270mm+φ9×30mm
    This sensor was development for use in asphalt plants, and is designed to be shock-resistant, abrasion-resistant, and fast-sensitive, and to withstand use in areas where aggregate falls.

  • Models C008
    Temperature range 0~400℃ (K,J,E),
    0 to 200°C (T)
    Wire and element K,E,J,T
    Protective tube outer diameter φ4.8, φ6.0mm
    This sensor is a thermocouple that is attached to an extruder, injection machine, etc., and is available in two types: straight and L-shaped.

Sensors by Application (resistance thermometer)


  • Models R985-3W
    Temperature range -50~150℃
    Wire and element Pt100, JPt100
    Protective tube outer diameter φ8.0mm
    Protection Manager 60mm
    This sensor is resistance thermometer for concrete curing, and is waterproof with an internal triple waterproof structure (molded element, packing seal for lead, silicone rubber mold for lead pull-out).
  • Models R907-3
    Temperature range -200~180℃
    Wire and element Pt100, JPt100
    Connecting wire Fluorine resin coated conductor 1m included
    The R907 series is structure to be resistant to external heat inflow, and is available in three types: a fast-response cylindrical type, a trapezoidal type that is easy to mount on a flat surface, and a type with a high-strength protective tube.

  • Models R906-3
    Temperature range -50~200℃
    Wire and element Pt100, JPt100
    Protective tube outer diameter φ3.2mm
    Protection Manager 100mm
    This sensor is a splash-proof proof sensor that uses a fluororesin-coated conductor for the lead wire, and can be inserted into a high-temperature water vapor atmosphere, including the lead wire.

  • Models R905-3
    Temperature range -50~200℃
    Wire and element Pt100, JPt100
    Resin mold outer diameter φ4.3mm
    Protection Manager 60mm
    This sensor is completely covered with fluororesin and has no exposed metal parts, making it safe to use for chemical measurements.

  • Models R903
    Temperature range -50~150℃
    Wire and element Pt100, JPt100
    Protective tube outer diameter φ8.0mm
    Protection Manager 50mm
    This sensor is resistance thermometer that is buried in the soil to measure soil temperature. It is vibration-resistant and structure.

  • Models R900, R902
    Temperature range 0~150℃
    Wire and element K,T
    Protective tube outer diameter φ6.0, φ8.0, φ10.0mm
    Standard Sensor Length 100mm
    This sensor is resistance thermometer is directly immersed in water to measure temperature, and is completely waterproof in order to be immersed in water.
  • Models R610, R620
    Temperature range -50~150℃
    Wire and element Pt100, JPt100
    Connecting wire Teflon-coated copper conductor
    This sensor is resistance thermometer in which a small ceramic element is placed in a stainless steel capsule and molded in resin. It is small, lightweight, and has a fast response, making it suitable for measurements in tight spaces.
  • Models R420-32F
    Temperature range 0~60℃
    Wire and element Pt100
    Connecting wire Vinyl-coated copper conductor 2m included
    responsiveness Room temperature → 60℃ Aluminum pipe (outer diameter φ60, wall thickness 10mm) Surface: approx. 6 seconds
    This sensor is a temperature sensor for measuring pipe surface temperature, using a platinum resistance thermometer with a heat collecting plate in the detection section.
  • Models R050
    Temperature range -50~150℃
    Wire and element Pt100, JPt100 (some)
    Protective tube outer diameter Two types: φ9×50mm+φ12×100mm, φ9×50mm+φ12×150mm
    Protective Tube Material SUS304
    This sensor is resistance thermometer for measuring the temperature of dye liquor in dyeing machines in the dyeing industry.
  • Models R040
    Temperature range -50~100℃
    Wire and element Pt100, JPt100
    Protective tube outer diameter φ2.0mm
    Standard Sensor Length 100,200mm
    This sensor is a platinum resistance thermometer with an extremely thin protective tube and is suitable for precise temperature measurement.
  • Models R033
    Temperature range -10 to 60°C (for R033-3V)
    Wire and element Pt100
    Case Material Aluminum
    Installation Method Wall Mounting
    The R033 resistance thermometer for measuring outdoor air temperature is a temperature sensor that can be used to monitor the outdoor air temperature on-site and prevent freezing, etc.
  • Models R005
    Temperature range -50~350℃
    Wire and element Pt100
    Protective tube outer diameter φ6mm (except for the fast-acting type, which is φ3.2mm)
    Standard Sensor Length 100,200,300,500mm
    This sensor is a headless platinum resistance thermometer.
  • Models R003
    Temperature range -50~200℃
    Wire and element Pt100, JPt100
    Protective tube outer diameter φ1.0, φ1.6mm
    Standard Sensor Length 100, 200mm
    This sensor is a platinum resistance thermometer with an extremely thin protective tube and is suitable for precise temperature measurement.
  • Models R000, R011, R030, R031
    Temperature range -50 to 150°C (for R000)
    Wire and element Pt100, JPt100 (some)
    Protective tube outer diameter φ2.5mm, φ6mm, φ12mm
    Installation Method Wall Mounting
    This sensor is a gas temperature measurement sensor that uses a platinum resistance thermometer as detecting element.
  • Models NRZR
    Temperature range -200~500℃
    Wire and element Pt100, JPt100
    Protective tube outer diameter φ3.2, 4.8, 6.4, 8.0mm
    Protective Tube Material SUS316
    This sensor is a specifications temperature sensor used in the food and beverage industry, where the measuring part comes into direct contact with food, etc.

  • Models NRHS1
    Temperature range -70~500℃
    Wire and element Thin-film resistance thermometer Pt100
    Protective tube outer diameter φ4.8, φ6.4, φ8.0mm
    Standard Sensor Length 300, 500, 750, 1000, 1500, 2000mm
    This sensor is a headless sheath resistance thermometer that achieves excellent vibration resistance thanks to the use of a thin-film resistance element (Pt100) and a unique internal structure.

Accessories

  • Models
    Temperature range It depends on resistance.
    kinds For R, S, K, N, E, J, T, C, B
    Thermocouple compensating wire is a conductor used to connections thermocouples to recorders, controllers, etc., and is a substitute wire with thermoelectromotive force characteristic similar to those of thermocouples.

  • Models
    Temperature range It depends on resistance.
    kinds 3-core, 4-core, 6-core, 8-core
    Finished size Approx. 2.2 to 10 mm
    The wires used to connect resistance thermometer to recorders, controllers, etc. are connection wires for resistance thermometer.

If you have any problems with temperature control,
 please feel free to contact us.

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