Product selection guide: Contact thermometers | Fluke
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Product selection guide: Contact thermometers

Use our product selection guide to find the thermometer that fits your needs best.
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Fluke 52 II Dual Input Digital Thermometer
Fluke 568 Infrared and Contact Thermometer
Fluke 52 II Dual Probe Digital Thermometer568 Contact & Infrared Temp Gun
Recommended usesLaboratory, quality assurance, process calibration, food safety, HVACElectrical, mechanical, plant, diesel, HVAC 
Probe typeThermocouple K, J, T, EThermocouple K 
Number of inputs21 
Temperature rangeT-type: -250 °C to +400 °C (-418 °F to +752 °F)-270 °C to +1372 °C (-454 °F to +2501 °F) 
What temperature range do you need to measure?500 °C (+932 °F)500 °C (+932 °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?  
Do you need to download data for analysis and reporting?  
Do you need on-board memory for trending and comparison?  
Will you do any hands-free, real-time temperature monitoring with a PC?  
Non-contact temperature range500 °C (+932 °F)500 °C (+932 °F) 
SightingLaser point 
Typical distance to targetUp to 7.5 m (25 ft) 
Form factorFlatPistol 
Dimensions, approximate (H x W x D)17.3 x 8.6 x 3.8 cm (6.8 x 3.4 x 1.5 in)17.5 x 15.5 x 4 cm (7 x 6.5 x 1.7 in) 
Warranty3 years2 years 
CaseHard case 
Temperature areaSurface temperatureInternal, ambient and non-contact surface temperature 
Time stampRelativeTime of day 
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  
Material type adjustment (emissivity)Material table or 0.1 to 1.00 by 0.01 
High and low alarmsHigh and low alarms 
Two levels of backlight  
Hands-free logging  
Do you want to use industry standard thermocouples?   
Number of on-board memory locations99 
PC download and softwareFlukeView Forms