Model 933A Portable Power Sentinel™. Arbiter's accurate and
affordable portable power quality meter, with PMU compatible
functions measuring synchrophasors, time, harmonics, flicker,
K-factor, interruptions, phase and frequency.
The perfect field analyzer for the power quality engineer, Model
933A Portable Power Sentinel™ is the most accurate and affordable
portable power quality meter in the industry. The proprietary
EnergyDSA™ Digital Signal Analysis algorithms allow the user to
measure or record harmonics, flicker (per IEC 61000-4-15, PST and
instantaneous), K-factor and interruptions. The data logging
capabilities allow the user to specify which data, continuously or
when user specified thresholds are exceeded.