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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 53 II Single Input Digital Thermometer with Data Logging
Fluke 568 Ex Intrinsically Safe Infrared Thermometer
 
53 II Temperature Logging Digital ThermometerFluke 568 Ex Intrinsically Safe Infrared Thermometer
 

Application

Recommended usesLaboratory, quality assurance, process calibration, food safety, HVACElectrical, refining, pharmaceutical, process industries, mechanical, plant, diesel, HVAC 

Contact

Probe typeThermocouple K, J, T, E, N, R, SThermocouple K 
Number of inputs11 
Temperature rangeT-type: -250 °C to +400 °C (-418 °F to +752 °F)-270 °C to +1372 °C (-454 °F to +2501 °F) 

Data storage and download

Number of on-board memory locations50099 
PC download and softwareFlukeView Forms 

General

What temperature range do you need to measure?900 °C (+1600 °F)-40 °C to +800 °C (-40 °F to +1472 °F) 
Do you need more than 1 % 1 °C (2 °F) accuracy?  
Do you need to download data for analysis and reporting?  
Do you need on-board memory for trending and comparison?  
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?  

Physical

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)17.69 x 5.18 x 16.36 cm (6.965 x 2.039 x 6.441 in) 
Battery3 AA3 AAA 
Warranty3 years2 years 
CaseHard case 

Measurement Type

Temperature areaInternal, ambient and non-contact surface temperatureInternal, ambient and non-contact surface temperature 

Special features

Time stampTime of day 
Min-Max-Avg-DifMin-Max-Avg-DifMin-Max-Avg-Dif 
Hands-free logging   
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 
Hazardous location approval  

Other features

Do you want to use industry standard thermocouples?   
Will you use the thermometer in a hazardous location where there might be explosive gases?  

Infrared / non-contact

Non-contact temperature range-40 °C to +800 °C (-40 °F to +1472 °F) 
AccuracyGreater of ± 1 % or ± 1.0 °C (± 2.0 °F) 
Distance to spot (D:S)50:1 
SightingLaser point 
Typical distance to targetUp to 7.5 m (25 ft) 
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