Power Monitors Inc. Canvass allows Boomerang devices to be configured via the Internet. Many parameters can be configured, including DNP3 slave and master settings. Once created, a settings file is…
White Papers
Browse our library of power quality technical resources.
450 white papers
Tools for Cell Signal Verification Before Installation
Good cell phone coverage is not always guaranteed. It varies widely depending upon location, system and cell phone provider. The purpose of this white paper is to provide some suggestions…
Vision Access via Web Interface
Power Monitors, Inc. Vision handheld power quality measuring device features an easy to use web interface, so that the Vision can be used anywhere there is access to a network…
PC Memory Requirements for the Revolution and Vision
The Revolution and VisionPro are PMI's most powerful and versatile power analyzers. The Revolution is capable of transient waveform capture, recording readings for selected intervals at one-cycle resolution, and can…
Power Consumption vs. Energy Usage Reports
The Power Consumption and Energy Usage reports both measure kilowatt-hours (kWh). In theory, they should provide identical information; however that is not always the case. Usually, these reports differ only…
Bluetooth Security
This white paper will discuss several of the security concerns regarding PMI's Power Quality Recorders and their implementation of the Bluetooth protocol. Bluetooth security concerns have been tackled for many…
Voltage Unbalance with Single Phase Boomerangs in Canvass
Canvass now includes the ability to perform voltage unbalance studies using single-phase Boomerangs. Logical groupings of three Boomerangs may be created, and treated as a single 3-phase device. This virtual…
Optimizing Current Resolution Using TLARs or Flex CTs
This white paper describes how to select the proper hardware for high resolution current monitoring with PMI Recorders.
Formulas for Power and Harmonic Measurements
PMI recorders use a variety of algorithms to compute RMS voltage and current, real, reactive, and apparent power, true and displacement power factor, and phase angle. The formulas for these…
Event Driven Recorder Function
What follows is a general overview of some of the basic event driven recorder functions available when using ProVision Software and some instructions on getting started with collecting useful data…
Flicker Standards Used By PMI Recorders
This white paper reviews Flicker theory and details the Flicker Standards that are used by PMI recorders. Most PMI recorders have the ability to measure Flicker. Many models and options…
Analyzing Daily Profile Graphs with Canvass
Canvass is Power Monitors' latest web-based power quality analysis portal capable of providing data analysis for single-phase voltage monitors. With Canvass, the user can view voltage stripcharts, histograms and daily…