This application note is the second in a series. Part II covers inspection points that incorporated into regular, long-term preventative maintenance. It also explains how to conduct inrush current testing.
Harmonics can impact every type of HVAC equipment. Topics include harmonic currents and the electrical distribution system, troubleshooting, and what to do when you find excessive harmonics. Includes concise guide to measuring and interpreting harmonic numbers.
Properties of compact fluorescent lamps (CFLs) relative to incandescent bulbs. Power quality effects: harmonics, power statistics, voltage and current. Overall effect of residential nonlinear loads on utilities.
This case study describes installing, updating, and servicing sophisticated electronic detection, communication, sensor, and control systems in fishing vessels. Tools used: ScopeMeter, 87V. Customer: Harris Electric, Inc.
Preventing erratic operation or failure of electronic inside the cabinet. Covers safety, minimizing electromagnetic interference, separation of power and control circuitry, low-voltage instrumentation wiring, taking voltage measurements, tightness of control wiring terminations. Tools include dmms generally and the 289 True-rms Industrial Logging Meter.
Electricity and lighting for motion pictures and television, from members of Studio Electrical Lighting Technicians IATSE Local 728. Tools include 424 Series II Energy Analyzer, 117 DMM, 376 Clamp Meter, 381 Clamp Meter
Nine-step checklist to help plan a produciton line move, keep it on track, realize the opportunities for replacement and upgrades, and help troubleshoot when the move is done. Includes instrucitons for calculating voltage drop and percentage voltage drop, as well as how to determine voltage unbalance using a multimeter.
How Linamar Corporation´s Advanced System Group solved a recurring problem with compressor motors: following clues, detecting high ground current, testing the suspected cause. Tools include 381 clamp meter, 345 clamp meter, 1625 GEO earth ground tester, ScopeMeter 190-204.
Case study at the National Ignicition Facility (NIF) at the Lawrence Livermore Laboratory describes calibrating equipment for successful laser test shots. Tools include documenting process calibrator, field metrology well, pressure calibrator.
How a Texas power consultant keeps uninterruptible power supplies up and running. Includes typical preventive maintenance call; safety considerations. Includes power quality analyzers, ScopeMeter test tool, process meter, insulation tester, thermal imager, clamp meter.
FlukePlus learned that several Fluke tools had been spotted aboard a NOAA science vessel near Antarctica. While the ship withstood yet-another storm, mission scientists Dr. Burke Hales and Dr. Dave Hebert graciously traded emails explaining their experiments and measurements.
Since the outbreak of SARS/Bird Flu and more recently H1N1 (swine flu) pandemic threats, health care providers and public officials have been using infrared (IR) non contact temperature measurement to scan large numbers of people at public areas for elevated temperatures that can result from a virus infection. Find out more...
Power quality tools for industrial and commercial applications. In this eight-page brochure, find information about all of Fluke´s power quality tools, including why, where, when and a little bit of how to use them.