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Product selection guide: IR thermometers

Use our product selection guide to find the thermometer that fits your needs best.
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Fluke 64 Max
Fluke 568 Ex Intrinsically Safe Infrared Thermometer
Fluke 64 MAX IR ThermometerFluke 568 Ex Intrinsically Safe Infrared Thermometer
Recommended usesShort-range troubleshooting, electrical, HVAC, industrialElectrical, refining, pharmaceutical, process industries, mechanical, plant, diesel, HVAC 
What temperature range do you need to measure?-30 °C to +650 °C (-22 °F to +1202 °F)-40 °C to +800 °C (-40 °F to +1472 °F) 
Will you be working from greater than 5 m (15 ft)?  
Will you be measuring objects 200 °C (400 °F), moving, uncontaminatable, energized objects or difficult to reach objects?  
Accuracy± 1.0 °C or ± 1.0 % of reading, whichever is greater, ± 2.0 °C or -10 °C to 0 °C, ± 3.0 °C at -30 °C to -10 °CGreater of ± 1 % or ± 1.0 °C (± 2.0 °F) 
Distance to spot (D:S)20:150:1 
Non-contact temperature range-30 °C to +650 °C (-22 °F to +1202 °F)-40 °C to +800 °C (-40 °F to +1472 °F) 
SightingLaser pointLaser point 
Typical distance to targetUp to 7.5 m (25 ft) 
BatterySingle AA Battery; 8 hours typical with lasers and backlight on3 AAA 
Dimensions, approximate (H x W x D)175 x 85 x 75 mm (6.88 x 3.34 x 2.95 in)17.69 x 5.18 x 16.36 cm (6.965 x 2.039 x 6.441 in) 
Form factorPistolPistol 
Warranty3 years2 years 
CaseHard case 
Temperature areaInternal, ambient and non-contact surface temperatureInternal, ambient and non-contact surface temperature 
Material type adjustment (emissivity)Preset to 0.95, adjustable by userMaterial table or 0.1 to 1.00 by 0.01 
Min-Max-Avg-DifMin-Max-Avg-DifMin-Max-Avg-Dif 
Soft-key feature menu navigation  
Multiple language interface  
English, French, Chinese, Spanish, Portuguese, German user interface  
High and low alarmsHigh and low alarms 
Hazardous location approval  
Hands-free logging  
Probe typeThermocouple K 
Number of inputs1 
Temperature range-270 °C to +1372 °C (-454 °F to +2501 °F) 
Number of on-board memory locations99 
Will you use the thermometer in a hazardous location where there might be explosive gases?  
Do you want to use industry standard thermocouples?