The fluke 435 three, Phase power quality analyzer helps you locate, Predict, Prevent and troubleshoot problems in power distribution systems. This easy, To, Use power quality tool is a must have for anyone who maintains or troubleshoots three phase power. We ve built in measurement capabilities that allow you to take the guess work out of locating and fixing power problems. Learn how to diagnosis the top 5 causes of humming and buzzing issues loose connections excessive harmonics unbalance overloading cooling issuesgeneral shock proof, Specificationscasedesign rugged with integrated protective holster drip resistant to dust and dirt ip51 according to iec60529 when used in tilt stand position shock and vibration shock 30 g, Vibration 3 g sinusoid, Random 0. 03 g 2 /hz according to mil, Prf, 28800f class 2displaybrightness 200 cd/m 2 typ. Using power adapter, 90 cd/m 2 typical using battery power size 127 x 88 mm 153 mm/6. 0 in diagonal lcd resolution 320 x 240 pixels contrast and brightness user, Adjustable, Temperature compensatedmemory8gb sd card sdhc compliant, Fat32 formatted standard, Upto 32 gb optionally screen save and multiple data memories for storing data including recordings dependent on memory size real, Time clocktime featuring a timestamp and date for transient display, System monitor, Trend mode and event captureproduct specificationsvoltmodelmeasurement rangeresolutionaccuracyvrms ac, Dc 1 v to 1000 v phase to neutral0. 01 v 0. 1% of nominal voltage1vpk1 vpk to 1400 vpk1 v5% of nominal voltagevoltage crest factor cf 1. 0 > 2. 80. 01 5%vrms 0. 1 v 0. 2% of nominal voltagevfund0. 1 v 0. 1% of nominal voltage