The increasing use of modern electronic equipment incorporating switch mode power supplies has resulted in a dramatic deterioration in power quality in many installations. The consequences of poor power quality include malfunction and reduced life time of electronic equipment, inefficient use of energy and potential safety hazards due to overheating. 

VLog Q voltage quality recorders offer an extremely easy to use solution for detecting and recording power quality problems enabling remedial action to be taken. VLog satisfies the needs of maintenance and facilities management personnel in industry, utilities and large service organisations where satisfactory power quality is essential to the operation of the business.