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Product selection guide: Power quality

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Fluke 1738 Advanced Power Logger 1
Fluke 1742 1746 and 1748 Three-Phase Power Quality Loggers
Fluke 1736 and 1738 Three-Phase Power Quality LoggersFluke 1742, 1746 and 1748 Three-Phase Power Quality Loggers

Base measurements

Three-phase   
Single-phase   
RMS voltage   
RMS current   
Neutral current   

Instrument features

Compact size for use inside panels   
Setup by tablet   
Real-time display of measurements Via PC / Tablet 
On-instrument setup  
External memory (CF, SD or USB stick)   
Setup by laptop  
Status display only  

Measurements

Basic waveform display  
Fast oscilloscope function  
Phasor diagram   
Power and energy   
Total harmonic distortion   
Voltage harmonics   
Current harmonics   
Inrush current (triggered)   

Operating environment

Industrial   
Inside substation   
Residential / commercial   

Current range

< 1,600   
> 3000A (option)   

Measurement storage

Long-term RMS logging   
Screenshots  
Waveform recording   

Advanced features

IEC61000-4-30 complianceClass BClass A 
IEEE519 analysis   
Flicker  
En50160 analysis  
Mains signaling  

Powering options

Battery operated   
Power from the measurement line   

Communications options

Ethernet, WiFi or USBWiFi/USBEthernet/WiFi/USB 

Advanced measurements

Unbalance  
Interharmonics