This white paper describes the proper steps to optimize your recorder's memory for longer record times and better resolution of data.
White Papers
Browse our library of power quality technical resources.
446 white papers
Sign Convention for Power Measurements
This white paper describes the sign convention used to represent Power data in PMI Recorders. Most of our recorders offer the ability to record Real Power (W), Reactive Power (VAR),…
Recorder Settings for Harmonic Investigations
This white paper describes the best recorder setup for investigating a harmonics complaint or evaluating utility and customer compliance to IEEE 519 harmonic distortion limits. Determining the objectives for a…
The Complete RMS Voltage Picture
The Boomerang is a single-phase voltage monitor with an integrated cell phone modem that works with CANVASS web-based data analysis software to provide a complete RMS voltage picture. The system…
IP Address Resolution Server
The PMI Cell-Modem Revolution is a state-of-the art power quality recorder providing a wide array of connectivity options. This paper will deal specifically with cell modem communications and why the…
Waveshape Triggering for Waveform Capture
A new method of triggering waveform capture in the Revolution and Vision is introduced, designed for capturing changes in power line waveform shape.
Overview of Interval Graph Recorders
This White Paper describes a basic overview of the functions of PMI's interval graph recorders.
Histograms in Canvass
The Canvass Histogram is a graphical method for analysis of RMS voltage data over long time periods. Additional statistical measures are automatically derived from the histogram.
PMI Data File Formats
PMI's Desktop PC Software, ProVision and WinScan, use a variety of different file formats to accomplish a number of different tasks. This white paper will discuss each of these file…
PMI Software and OS Types
Over the years, operating systems have slowly emerged from simple command-line interfaces to fully robust graphical user interfaces, from the early iterations of DOS to, most recently, Windows 7. Aside…
Creating Custom Shortcuts in ProVision
The majority of commercially-available end-user software products incorporate a graphical user interface (or GUI) that allows the user to interact with the program. Some of these products have static, immutable…
ProVision Settings for Wired Communications
This white paper describes the proper ProVision settings for wired communications with PMI Recorders. PMI offers many different communication options to satisfy the needs of the industry. With many power…