Fluke 1750 specifications Connecting the Supplemental Ground Terminal

Page 16

1750

Operators Manual

WCaution

Connecting the supplemental ground terminal and the line cord safety ground to different ground potentials creates a ground loop that can damage the Recorder.

See

Caution Above

 

Potential

Optional Protective

 

Ground

Chassis Ground

 

Loop

 

(See detail below)

 

 

Different Power System

Power Network Being Measured

 

 

Line Power Cord

ØB

 

 

 

 

 

 

ØC

 

 

 

N

 

 

OK

ØA

 

 

 

Incorrect,

 

 

Correct,

Creates Ground Loop

 

 

 

 

 

No Ground Loop

GND

 

 

 

 

 

 

azd11f.eps

Figure 3. Connecting the Supplemental Ground Terminal

8

Image 16
Contents 1750 Limited Warranty and Limitation of Liability Table of Contents 1750 List of Tables 1750 List of Figures 1750 Power Recorder IntroductionContacting Fluke Safety Information XW WarningAccessories Symbols Meaning Features Fluke 1750 Power RecorderInput Terminals and Controls Applying the Front Panel Decal Applying the Front Panel DecalConnecting the Supplemental Ground Terminal Installing the Software Charging the PDA BatteryInstalling Power View on the PDA Installing Power Analyze PC System Requirement for Power AnalyzeLanguage Selection Installing the Power Recorder at a Facility Work FlowInstalling the Recorder Connecting the Recorder to the WiringVerifying Your Connection Finishing UPPower Type Diagrams Managing Recorded DataExample Branch circuit at an outlet One-Phase IT No Neutral One-Phase Split Phase GND Three-Phase Delta Three-Phase IT Three-Phase High Leg Example a variant of power transformer winding type Element Delta ØC/L3 ØB/L2 Communicating with the Recorder Using Power View Connecting to the RecorderNavigating in Power View on the PDA Power View MenusIcons on the Menu Bar Menu Tree FlukeHome Screen Azd113.bmp Downloading Data and Erasing Memory Azd117.bmp Azd108s.bmp Azd109s.bmp Viewing Live Data Scope ScreenMeter Screen Phasor ScreenHarmonics Screen Trend ScreenSetting Up the Recorder Viewing PhasesSetup screen shows setup options Setting the Clock Probe DetectSetting the IP Address Adding a Measurement DescriptionConfigure Nominal Power Values Using Phase SwapSetting the Volts and Current Ratio Assign Recorder Name and PasswordAzd132.bmp Change Display Language and Phase Identifier Working with AnnotationsAzd137.bmp Using Image or Voice Annotations Cleaning and Maintenance Turn off the RecorderRegulatory Information for Wireless Communication General Specifications Input SpecificationsSynchronization and Sampling Voltage and Current MeasurementsPower and PF Measurement Voltage and Current Measurement AccuracyTransient Voltage Impulse Dip Sag and Swell MeasurementsExternal Interface Specifications Environmental and Safety Specifications