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Stay updated with the latest technical guides, product announcements, and industry insights from EK Instruments.
Power Quality Analyzer vs Power Meter, Data Logger & Oscilloscope: Which Tool Finds Which Fault?
A field-focused comparison of power quality analyzers, power meters, data loggers and oscilloscopes, with practical selection guidance for common electrical problems.
Read ArticleHow Often Should a Multimeter Be Calibrated? Risk-Based Intervals, TUR & Pass/Fail Rules
A practical guide to setting multimeter calibration intervals from measurement risk, tolerance, uncertainty, field conditions and as-found performance history.
Read ArticleGenerator Insulation Resistance Test Guide: IR, PI, DAR & Condition Trending
A field guide to generator insulation resistance testing with safe isolation, test voltage selection, IR, PI, DAR, temperature correction, phase comparison and condition trending.
Read ArticleHow to Choose a Clamp Meter: True RMS, Jaw Size, Inrush, Leakage & CAT Rating
A practical clamp meter selection guide covering AC/DC ranges, true RMS, inrush capture, leakage sensitivity, jaw size, CAT ratings, logging, calibration and field workflow.
Read ArticleEK-G668A Leakage Current Testing Guide: Baselines, Harmonics & Troubleshooting
A field-focused guide to AC leakage current measurement with the EK-G668A, covering residual conductor grouping, filtered and unfiltered true-RMS results, harmonic analysis, baseline trending, interference control, RCD troubleshooting, and predictive maintenance.
Read ArticleEK-C363A Micro-Ohm Meter Guide: 4-Wire Contact & Winding Resistance
A complete four-wire Kelvin resistance testing guide for the EK-C363A, covering lead placement, test current, thermal EMF, repeatability, circuit-breaker contacts, busbar joints, relay contacts, transformer and motor windings, temperature correction, uncertainty, and post-repair verification.
Read ArticleEK-B200X Clamp Ground Resistance Testing Guide: Method, Limits & Workflow
A practical guide to clamp-on ground loop resistance testing with the EK-B200X, explaining the closed-loop principle, valid and invalid applications, repeatable field procedure, interference, parallel return paths, alarm thresholds, seasonal trending, and complementary test methods.
Read ArticleEK-F523A Power Quality Survey Guide: Harmonics, Unbalance & 7-Day Logging
A complete industrial power quality survey workflow for the EK-F523A, covering sensor selection, three-phase connections, phasor validation, trend intervals, harmonics, THD, power factor, unbalance, flicker, sag and swell, inrush, seven-day logging, analysis, and reporting.
Read ArticleEK-C352C 15kV Insulation Testing Guide: PI, DAR, DD, Step & Ramp
A practical high-voltage insulation resistance testing guide for the EK-C352C, covering safe isolation, timed IR, PI, DAR, dielectric discharge, step and ramp testing, capacitance, high-interference substations, temperature correction, and result trending.
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