Power Monitors, Inc. provides a wide array of power quality test instrumentation. These devices are used to measure line voltage, current and power from or to a number of different…
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57 results by Caleb Payne — Clear
Voltage Notching Effects on Harmonic Distortion
Notching is a voltage waveform distortion resulting from short-duration high current pulses. These distortions typically present themselves graphically as a “notch” in the time domain representation of the waveform. The…
Advanced Daily Profile Analysis with Canvass
The Daily Profiles graph is likely one of the most underutilized Canvass graphing features. This particular graph is great for identifying long term (and even short term) trends, many of…
End-to-End Boomerang Cybersecurity
Power Monitors Inc.'s Boomerang voltage/current/power sensor, and Canvass, the web-based power quality analysis application is a system for gathering and analyzing data, especially over long periods of time. This long-term…
Getting Started with the NMS
The NMS (or Network Management Software) is a lightweight Java Desktop Application produced by PMI for the bulk configuration of Boomerang voltage/current/power monitors. This document aims to provide the user…
Provisioning Boomerangs with a cellular data plan for Canvass and/or SCADA Systems
The Boomerang is one of the newest power quality measurement offerings by PMI. Capable of measuring voltage, current and real power, the Boomerang comes in multiple different measurement configurations and…
Canvass and Cybersecurity
Canvass is PMI's web-enabled distribution system monitoring and analysis platform. Deploying Canvass as a web application provides a wide array of benefits: one installation base (no need to push updates…
The New / Improved IP Address Resolution Server
PMI's Revolution can be configured to use a cellular modem as one of its many different means of connectivity. When this option is present the modem can be configured in…
Voltage and Current Scaling in Canvass
The ability to store and apply multiplicative scaling factors to voltage, current, and power data is a new feature recently added to the cloud-based Canvass system. Scale factors have a…
Photovoltaic Monitoring with Canvass
The use of distributed generation has witnessed a dramatic increase over the past decade. The two most popular of these – solar and wind – provide a unique set of…
Utility-Friendly EV Charger Features
The rise in popularity of electric vehicles is becoming an important topic among electric utilities. The effects on the grid (in terms of load and power quality issues) are wide…
Voltage Regulation PQ Problems from Photovoltaic Systems During Cloud Cover
The meteoric rise in the popularity of photovoltaic systems by both residential and industrial customers over the past several years has created a new series of power quality challenges for…
