IRFP

IRFP 1M/2M Series Two-Piece Fiber Optic IR Thermometer

IRFP Series

The IRFP Series Fiber Optic Infrared Thermometer is a high-performance non-contact temperature measurement system designed for extreme industrial environments. Featuring a two-piece fiber optic design with a remote sensing probe and signal processor, the IRFP series enables reliable temperature monitoring in high-temperature and restricted installation areas. Its robust construction, high optical resolution, and industrial communication outputs make it suitable for demanding applications such as metal processing and furnace monitoring.

  • Fiber optic probe design allows temperature measurement in extremely hot or confined environments
  • Accurate high-temperature monitoring up to 1600°C for industrial processes
  • High optical resolution (120:1) for precise long-distance temperature measurement
  • Reliable integration with PLC and automation systems via analog and digital outputs
  • Flexible installation with remote signal processor and fiber optic cable
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Application-Based Customization

Engineered for Your Process Conditions

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Data Sheet
Application Note
Product Manual

https://tipl.com/wp-content/uploads/2026/03/IRFP.pdf

  • Two-piece fiber optic infrared thermometer
  • Stainless steel probe with IP65 rated aluminum electronics housing
  • High optical resolution (120:1 distance factor)
  • 4–20 mA analog output and RS485 digital communication
  • Built-in LCD display with programming buttons
  • Aviation plug connector for secure cable connection
  • Coaxial laser aiming for precise target alignment
  • Includes software with customization support
  • Steel reheating furnaces
  • Induction heating processes
  • Metal forging and heat treatment
  • Continuous casting processes
  • Rolling mills
  • High-temperature industrial processes
  • Glass furnace monitoring
  • Temperature Range: 680°C – 1600°C (1MS) / 385°C – 1600°C (2MH)
  • Accuracy: ±(0.5% reading + 2°C)
  • Repeatability: ±(0.3% reading + 1°C)
  • Spectral Response: 1 µm / 1.6 µm
  • Optical Resolution: 120 : 1
  • Temperature Resolution: 0.1°C
  • Response Time: 5 ms
  • Emissivity: 0.100 – 1.100 adjustable
  • Transmissivity: 0.100 – 1.000 adjustable
  • Analog Output: 4–20 mA
  • Digital Output: RS485 (Modbus RTU)
  • Laser Aiming: Coaxial laser aiming
  • Display: 66-digit backlit LCD
  • Power Supply: 24 VDC ±20%
  • Protection Rating: IP65
  • Operating Temperature: -10°C to +70°C
  • Storage Temperature: -20°C to +80°C
  • Fiber Optic Cable Temperature: up to 250°C
  • Fiber Cable Length: 3 m (standard), 5 m / 10 m / 15 m optional
  • Probe Material: Stainless Steel 304
  • Processor Housing: Aluminum alloy

    Comprehensive Services Using This Product

    From installation to ongoing support, we’re with you every step of the way.

    Thermography

    Infrared imaging for proactive maintenance and safety.

    Thermography
    Calibration

    Precise calibration ensuring measurement accuracy and compliance.

    Calibration

    Industries Using This Product

    Our solutions are trusted by top industries to drive growth and improve operations.

    Steel
    Steel
    Steel

    Advanced monitoring systems for efficient steel production, ensuring product consistency and safety.

    Metals
    Metals
    Metals

    Advanced monitoring systems for efficient metal production, ensuring product consistency and safety.

    Power
    Power
    Power

    Optimizing power plant operations with real-time monitoring and predictive maintenance solutions.

    Glass
    Glass
    Glass

    Advanced instrumentation to ensure precise control and quality in glass manufacturing.

    What Customers Say About Us

    Trusted Engineering Support

    The team provided clear technical guidance and practical solutions. Execution was smooth and well coordinated throughout.

    Mr. Vivek NairGeneral Manager – Operations, Cement Industry
    Dependable Technical Partner

    Their approach was systematic and aligned with our plant needs. Overall experience with product and service has been positive.

    Ms. Kavita RaoSenior Manager – Maintenance, Steel Sector
    Application-Focused Solutions

    They understood our process conditions before recommending equipment. Support during installation was handled professionally.

    Mr. Rohan MehtaProject Lead – Power Plant
    Consistent Service Delivery

    Product performance has been stable in regular operations. The support team responds in a timely manner.

    Mr. Anil DeshmukhInstrumentation Head, Process Manufacturing

    Insights & News

    Ensuring Environmental Compliance with CEMS: A Step Ahead
    Learn how Continuous Emission Monitoring Systems (CEMS) help industries stay compliant with environmental norms, providing real-time emission data, remote monitoring, and actionable insights for sustainable and responsible manufacturing.
    How Predictive Maintenance is Transforming Industrial Efficiency
    Discover how advanced monitoring tools like vibration and ultrasound solutions are helping industries move from reactive to predictive maintenance—reducing downtime, extending equipment life, and optimizing productivity across critical operations.
    View More

    Clients Who Have Transformed Their Operations with This Product

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    Frequently Asked Questions About This Product

    Fiber optic pyrometers allow the sensing probe to be placed in extremely hot environments, while the electronics remain in a safer location, improving reliability and lifespan.
    The IRFP series supports high-temperature measurement from 385°C up to 1600°C, depending on the selected model.
    Yes. The device provides 4–20 mA analog output and RS485 Modbus communication, enabling seamless integration with industrial automation systems.
    Fiber optic infrared thermometers are commonly used in steel plants, metal processing industries, heat treatment furnaces, and high-temperature manufacturing processes.
    Yes. The device includes coaxial laser aiming, which helps precisely align the sensor with the target measurement spot.

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