Cybersecurity is an important component for any electric utility network device. PMI devices such as the Cell Guardian, Revolution, and Boomerang (Figure 1) generate data from raw voltage and current…
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Cell, WiFi, and More with the New Cell Guardian Meter Socket Recorder
PMI has just introduced a major redesign of the Guardian meter socket power quality analyzer. This white paper will focus specifically on the new Cell Guardian recorder and cover the…
Configuring Alerts with a Guardian in PQ Canvass
PQ Canvass is Power Monitors Inc.’s newest iteration of web-based power quality analysis software. It builds on the foundation established by Canvass and adds many new features, including variable-interval stripcharts;…
Guardian vs iVS 2SXplus Form and Function
PMI manufactures a number of units that are designed specifically to monitor incoming power at the revenue meter base. This paper will focus specifically on the Guardian and iVS-2SX+ meter…
Getting PQ Data from your SCADA System
DNP3 (Distributed Network Protocol) is a communication protocol used primarily in utilities and industrial settings for automation and control systems. It is designed to enable reliable, secure communication between control…
Using PQ Canvass
PQ Canvass is an advanced cloud-based software application that enhances power quality analysis. PQ Canvass revolutionizes power monitoring with its comprehensive browser-based functionality, eliminating the need for additional software, and…
Alert Level Programming and Analysis
The proliferation of cellular networks has allowed for quick access to information when it is needed. This quick access to information is available from all of PMI's cell enabled products…
New ProVision Release for Handling Large PQ Recordings
With the introduction of the cell Guardian, 1 GB of memory in a PQ recorder is increasingly common. Although the resulting large files can provide a wealth of data, they…
THD Waveform Capture Triggering
The simplest waveform capture triggering is based on RMS voltage or current changes. While sufficient for voltage sags, recloser operations, etc., more complex events such as cap bank switches, narrow…
CBEMA Graphs Revealed
The CBEMA (Computer Business Equipment Manufacturers Association) curve and the ITIC (Information Technology Industry Council) curve both refer to a similar method to visibly represent voltage events. A graph of…
Introduction to PQ Canvass
Power Monitors has released a new cloud-based software product for power quality analysis, called PQ Canvass. PQ Canvass incorporates the features and convenience of our previous online software, Canvass, many…
ProVision Settings for Wireless Communications
This white paper describes the proper communication settings for wireless PMI Recorders using ProVision software. PMI offers many different recorders for capturing disturbing and expensive PQ events. With the many…
