Online Infrared Thermometer IRT Series

IRT Series

The IRT Series is an industrial infrared pyrometer with modular models spanning 0°C to 1600°C. It uses high-quality optics up to 300:1, an aluminium alloy IP65 shell, dual laser sighting and non-contact measurement, making it a rugged, field-ready instrument for continuous monitoring across many industrial process points.

Modular model selection
Wide 0–1600°C coverage
Non-contact continuous monitoring
Dual laser aiming
Aluminium alloy IP65 shell

Model and range review

Spot size check

Focus option guidance

Output selection help

Commissioning support

Still Confused What to Buy?

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

High-performance industrial infrared pyrometer
Wide temperature measurement range from 0°C to 1600°C
Aluminium alloy shell with IP65 protection level
High-quality optical lens with distance coefficient 60:1 / 140:1 / 300:1
Modular models: IRTLTL, IRTLTS, IRT1M, IRT2M, IRT3M
Non-contact, continuous measurement
4 mA–20 mA current analog output
RS485 digital communication with PC / Android software
Dual laser sighting to indicate measurement targets
LCD and keypad to set parameters and check temperature
Exclusive cable with connector for easy on-site installation
Adjustable emissivity, default 0.950

General and high-temperature industrial measurement
Metal, steel and foundry process lines
Furnace and heat treatment monitoring
Glass and ceramic process monitoring
Drying, curing and heating processes
Field installations needing a rugged housing
Long-distance hot target measurement
Continuous process temperature control
Quality control across a wide temperature band
Plant utility and process monitoring

Model: IRT Series (IRTLTL, IRTLTS, IRT1M, IRT2M, IRT3M)
Product Type: High-Performance Industrial Online Infrared Pyrometer
Temperature Range: IRTLTL 0°C–900°C; IRTLTS 0°C–1300°C; IRT1M 600°C–1600°C; IRT2M 300°C–1300°C; IRT3M 100°C–600°C (3MS), 50°C–400°C (3ML)
Accuracy: LTL/LTS ±1% of reading or ±1.5°C whichever is greater; 1M/2M/3M ±0.5% of reading + 2°C
Repeatability: LTL/LTS ±0.5% of reading or ±1°C whichever is greater; others ±0.3% of reading + 1°C
Spectral Response: LTL/LTS 8–14 µm; 1M 1 µm; 2M 1.6 µm; 3M 2.3 µm
Optical Resolution: LTL/LTS 60:1; 1M 300:1; 2M 300:1; 3M 140:1 (3MS) / 60:1 (3ML)
Temperature Resolution: 0.1°C
Response Time: LTL/LTS <150 ms (95%); 1M/2M/3M <5 ms (95%)
Emissivity: 0.100–1.100 (adjustable), default 0.950
Display: 6-digit LCD with keys
Analog Output: 4 mA–20 mA
Digital Output: RS485 with software (optional), communicating with PC / Android phone
Laser: Dual laser aiming (<1mW 650nm laser class II)
Power Supply: 24VDC ±20%
Protection: IP65
Operating Temperature: -10°C to +70°C
Storage Temperature: -20°C to +80°C
Humidity: 10%–95% (no condensation)
Exclusive Cable: 3 m standard, 5 m & 10 m optional with connector
Material: Aluminium alloy

Comprehensive Services Using This Product

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

Calibration

Precise calibration ensuring measurement accuracy and compliance.

Annual Maintenance Contract

Reliable year-round equipment care and support.

Installation & Commissioning

Seamless setup ensuring optimal system performance.

Industries Using This Product

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

Cement

Precision measurement and control solutions for efficient cement production and quality control.

Glass

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

Pulp & Paper

Optimizing pulp and paper production with integrated solutions for quality and efficiency.

Metals

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

Steel

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

Power

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

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

Dissolved Oxygen Measurement in Boiler Feedwater Systems

Why Does a Radar Level Transmitter Give False or Unstable Readings?

Clients Who Have Transformed Their Operations with This Product

Frequently Asked Questions About This Product

An industrial infrared pyrometer is a rugged non-contact temperature instrument built for field process use. The IRT Series covers 0°C to 1600°C with modular models and an IP65 aluminium alloy housing.

The series includes IRTLTL, IRTLTS, IRT1M, IRT2M and IRT3M, covering different temperature bands and wavelengths.

The IRT offers 60:1, 140:1 and 300:1 distance coefficients depending on the model, which supports long-distance measurement.

Yes. The IRT Series uses dual laser sighting (<1mW 650nm, class II) to indicate measurement targets accurately.

The IRT provides a 4–20 mA analog output and optional RS485 communication with PC and Android software for continuous monitoring.

Yes. The IRT has an aluminium alloy shell with IP65 protection, suitable for non-contact measurement in industrial field applications.

Users should check target temperature, model and range, spot size at distance, focus option, emissivity and output requirement.

Download Resources

Online Infrared Thermometer IRT Series

IRT Series

Still Confused What to Buy?

Need help deciding? Download resources to know more about the product.

Comprehensive Services Using This Product

Calibration

Annual Maintenance Contract

Installation & Commissioning

Industries Using This Product

Cement

Cement

Glass

Glass

Pulp & Paper

Pulp & Paper

Metals

Metals

Steel

Steel

Power

Power

What Customers Say About Us

Trusted Engineering Support

Dependable Technical Partner

Application-Focused Solutions

Consistent Service Delivery

Insights & News

Dissolved Oxygen Measurement in Boiler Feedwater Systems

Why Does a Radar Level Transmitter Give False or Unstable Readings?

Clients Who Have Transformed Their Operations with This Product

Frequently Asked Questions About This Product

What is an industrial infrared pyrometer?

What models are in the IRT Series?

What distance coefficients does the IRT offer?

Does the IRT Series have laser aiming?

What output and software does the IRT support?

Is the IRT suitable for industrial field use?

What should users check before selecting the IRT?

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