Online Infrared Thermometer IRDLT

IRDLT Model

The IRDLT is a compact infrared thermometer with a built-in LCD display and keypad. It measures surface temperature without contact from 0°C to 500°C, uses a 20:1 distance coefficient, and offers an exclusive connector cable for easy fixed mounting and continuous monitoring at general process points.

Compact integrated body
Built-in LCD and keypad
Non-contact continuous monitoring
Plug-in connector cable
Die-cast aluminium housing

Temperature range review

Spot size check

Output selection help

Mounting guidance

Commissioning support

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Compact infrared thermometer with 0°C–500°C range
High-quality optical lens with 20:1 distance coefficient
4 mA–20 mA current analog output
Digital communication (TTL for 2-wire, RS485 for 4-wire)
LCD display and keypad to set parameters and check temperature
Exclusive cable with connector for easy on-site installation and maintenance
Die-cast aluminium housing
Non-contact, continuous measurement
Adjustable emissivity in 0.001 increments
Peak hold, valley hold and averaging functions
IP65 environmental rating
Standard focus and no-focus options

General industrial surface temperature measurement
Process line temperature monitoring
Machine-mounted temperature measurement
Drying and curing process monitoring
Heating and cooling process control
OEM equipment integration
Plant utility temperature monitoring
Continuous process temperature control
Quality monitoring up to 500°C
On-site temperature checking with display

Model: IRDLT
Product Type: Single Color Compact Online Infrared Thermometer
Temperature Range: 0°C–500°C
Spectral Response: 8–14 µm
Optics Resolution: 20:1
Accuracy: ±1.5% of Tm or ±1.5°C, whichever is higher (Tm = measured value)
Repeatability: ±0.5% of Tm or ±1°C, whichever is higher
Temperature Resolution: 0.1°C
Response Time (95% signal): 150 ms
Emissivity: 0.100–1.100, adjustable in 0.001 increments
Signal Processing: Peak hold, valley hold, averaging functions
Environmental Rating: IP65
Ambient Temperature: -10°C to 70°C
Storage Temperature: -20°C to 80°C
Relative Humidity: 10% to 95%, non-condensing
Cable Temperature: -20°C to 80°C
Analog Output: 0–5 V or 4–20 mA
Digital Output: TTL (2-wire), RS485 (4-wire)
Power Supply: 24VDC ±20%
Exclusive Cable with Connector: 3 m standard; 5 m or 10 m optional
Housing: Die-cast aluminium

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.

Installation & Commissioning

Seamless setup ensuring optimal system performance.

Annual Maintenance Contract

Reliable year-round equipment care and support.

Industries Using This Product

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

Pulp & Paper

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

Food & Beverage

Improving production and safety in food and beverage industries with real-time monitoring.

Chemicals & Fertilisers

Precision solutions for chemical processes, ensuring compliance and operational efficiency.

Cement

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

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

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.

Clients Who Have Transformed Their Operations with This Product

Frequently Asked Questions About This Product

A compact infrared thermometer is a small, integrated non-contact sensor that measures surface temperature and often includes a display. The IRDLT covers 0°C to 500°C and fits general process points with limited space.

Yes. The IRDLT comes with an LCD display and keypad, so users can set parameters and check temperature directly on the unit.

The IRDLT offers a 20:1 distance coefficient in standard focus, and a 2:1 no-focus option.

The IRDLT provides 0–5 V or 4–20 mA analog output and digital output (TTL for 2-wire, RS485 for 4-wire) for continuous monitoring.

Yes. It measures surface temperature without contact, which suits fixed-mount continuous monitoring on machines and process lines.

The response time is 150 ms at 95% signal.

Users should check target temperature, spot size at distance, emissivity, output type, mounting and ambient condition.

Download Resources

Online Infrared Thermometer IRDLT

IRDLT Model

Still Confused What to Buy?

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

Comprehensive Services Using This Product

Calibration

Installation & Commissioning

Annual Maintenance Contract

Industries Using This Product

Pulp & Paper

Pulp & Paper

Food & Beverage

Food & Beverage

Chemicals & Fertilisers

Chemicals & Fertilisers

Cement

Cement

Power

Power

What Customers Say About Us

Trusted Engineering Support

Dependable Technical Partner

Application-Focused Solutions

Consistent Service Delivery

Insights & News

Ensuring Environmental Compliance with CEMS: A Step Ahead

How Predictive Maintenance is Transforming Industrial Efficiency

Clients Who Have Transformed Their Operations with This Product

Frequently Asked Questions About This Product

What is a compact infrared thermometer?

Does the IRDLT have a display?

What distance coefficient does the IRDLT offer?

What output signals does the IRDLT provide?

Is the IRDLT non-contact?

What is the response time of the IRDLT?

What should users check before selecting the IRDLT?

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