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Product selection guide: Solar industry tools

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Fluke 279 FC
Fluke 1507 Insulation Resistance Tester
Fluke 279 FC True-rms Thermal MultimeterFluke 1507 Insulation Resistance Tester
CategoryWireless 
Counts6000 
True RMS readingsAC 
Basic DC accuracy0.09 % 
Auto / manual ranging  
Digits3.5 
Wide bandwidth500 Hz 
Voltage AC/DC1000 V 
Current AC/DCAC: 2500A w/ iFlex®. DC: w/ optional clamp accessories 
Resistance50 MΩ 
Frequency1 kHz 
Capacitance9,999 µF 
Continuity with beeper  
Diode test  
Thermal imaging capability  
Min-max recording  
Display hold  
USB interfaceImage transfer to SmartView® 
Automatic power off  
Closed case calibration  
Low battery indication  
Overmolded case, integrated holster  
Operating temperature range-10 °C to +50 °C 
Dangerous voltage indication  
EN61010-1 CAT III1000 V 
EN61010-1 CAT IV600 V 
IP ratingIP 40 
Warranty3 years 
PI/DAR timed ratio test  
Insulation test voltages50 V, 100 V, 250 V, 500 V, 1000 V 
Insulation resistance0.01 MΩ to 10 GΩ 
Auto-discharge of capacitive voltage  
Resistance0.01 MΩ to 20 KΩ 
Warranty1 year 
Remote probe, test leads, alligator clips  
Rugged, utility hard case  
Auto power off