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Fluke 568EX Intrinsically Safe Infrared Thermometer

Model: 568EX | Order No: 568EX/ETL

Comes in a rugged and ergonomic design, making this intrinsically safe thermometer ideal for industrial, electrical, and mechanical environments. Additionally, it is also certified by major rating bodies for use in hazardous environments such as petroleum, chemical, oil, and gas, or pharmaceutical environments.

Add In-House Traceable Calibration to your 568EX

$1,759.99 USD

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Fluke's Intrinsically Safe Infrared Thermometer

The 568 Ex IR Thermometer was designed to be intrinsically safe and can be used in Class I Div 1 and Div 2 or Zone 1 and Zone 2 hazardous environments. Designed for use in petroleum, chemical, oil and gas, or pharmaceutical applications.

The straight forward user interface and soft key menus make it easy to take complex measurements even in dangerous environments. The interface is quick to navigate, making it easy to adjust emissivity, save data, or turn on and off alarms.

Fluke 568EX Specifications

Infrared Temperature Range -40 to 1472°F (-40 to 800°C)
Infrared Accuracy <32°F (0°C): ±(2.0°F (±1.0°C) + 0.1°/1°C or°F)
>32°F (0°C): ±1% or ±2.0°F (±1.0°C), whichever is greater
Display Resolution 0.1°C/0.1°F
Infrared Spectral Response 8 to 14 µm
Infrared Response Time >500 ms
Thermocouple Type-k Input Temperature Range -454 to 2501°F (-270 to 1372°C)
Thermocouple Type-k Input Accuracy <-40°C: ±(1°C + 0.2°/1°C)
≥-40°C: ±1% or 1°C, whichever is greater <-40°F: ±(2°F + 0.2°/1°F)
≥-40°F: ±1% or 2°F, whichever is greater
D:S (Distance to Measurement Spot Size) 50:1
Laser Sighting Single-point laser
Minimum Spot Size 0.75" (19 mm)
Emissivity Adjustment By built-in table of common materials or digitally adjustable from 0.10 to 1.00 by 0.01
Data Storage 99 points
Hi/Low Alarms Audible and two-color visual
Min/Max/Avg/Dif Yes
Display Dot matrix with function menus
Backlight Two levels, normal and extra bright for darker environments
Trigger Lock Yes
Switchable Celsius and Fahrenheit Yes
Power 2 AAA (LR03) type-approved batteries
Battery Life 4 hours with laser and backlight on
100 hours with laser and backlight off, at 100% duty cycle
Operating Temperature 32 to 122°F (0 to 50°C)
Storage Temperature -40 to 140°F (-20 to 60°C)
Bead Thermocouple Type-k Range -40 to 500°F (-40 to 260°C)
Bead Thermocouple Type-k Accuracy ±2.0°F (1.1°C) from 32 to 500°F (0 to 260°C)
Typically within 2.0°F (1.1°C) from -40 to 32°F (-40 to 0°C)
Click here for complete specifications on the Fluke 568EX

What's included with the Fluke 568EX

  • Thermometer
  • K-Type Thermocouple Bead Probe
  • Carrying Case
  • User's Manual

Fluke Infrared Thermometers: What is Distance-to-Spot Ratio?

This explanatory video will go over how does distance-to-spot ratio affects the ability of an infrared thermometer to measure the temperature of a surface from a distance. Also, these devices are equipped with laser pointers.


Click on a category to view a selection of compatible accessories with the Fluke 568EX Intrinsically Safe Infrared Thermometer.

Fluke 80PK-22 SureGrip™ Immersion Temperature Probe 80PK-22
Compatible with any temperature measuring instrument that accepts K type thermocouples and features a miniature connector input. Additionally, this immersion temperature probe is for use in liquid and gels, and can also be used as a general-purpose probe.
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Fluke 80PK-9 General Purpose Probe 80PK-9
Featuring a general purpose type-K thermocouple probe for surface, air and non-caustic gases. It has a measuring range of -40 to 260°C.
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Fluke 80PK-8 Pipe Clamp Temperature Probe 80PK-8
Uses Type-K thermocouple for fast temperature and superheat measurements of pipe surfaces. Designed to reliably measure the temperature of pipes ¼" (6 mm) to 1⅜" (35 mm) in diameter, at temperatures between -20 and 300°F (-29 and 149°C), while retaining a long service life.
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Fluke 80PK-27 SureGrip™ Industrial Surface Temperature Probe 80PK-27
Compatible with any temperature measuring instrument that accepts type K thermocouples features a miniature connector input and a cold reference junction compensation. Additionally, this industrial surface temperature probe is ideal for surfaces in rugged environments.
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Fluke 80PK-26 SureGrip Tapered Temperature Probe 80PK-26
Features a tapered tip, making this tapered temperature probe ideal for use in air, non-caustic gas, and surface applications.
$112.49 USD

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Fluke 80PK-25 SureGrip™ Piercing Temperature Probe 80PK-25
A K type thermocouple probe that is suitable for the food industry, liquids, and gel.
$112.49 USD

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Fluke 80PK-24 SureGrip™ Air Temperature Probe 80PK-24
A K type thermocouple probe ideal for use in air and non-caustic gas measurements. Additionally, this air temperature probe features a bead protected by perforated baffle.
$112.49 USD

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Fluke 80PK-EXT Extension Wire Kit 80PK-EXT
Extension kit for type K thermocouple wires. Includes 3m of thermocouple wire and a pair of male/female mini-connectors.
$64.99 USD

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Customer Reviews for the Fluke 568EX