Fluke VR101S manual Troubleshooting, Optical Interface Cable

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Chapter 5

Troubleshooting

Optical Interface Cable

Many manufactures of PC software and hardware use the COM (serial) port(s). It is difficult to predict potential COM port conflicts. If the Optical Interface Cable’s wand tip is not flashing, there are a few steps that can be taken in order to find the source of the problem.

∙Make sure that the Optical Interface Cable is securely plugged in. The Optical Interface Cable may appear to be properly connected but only be partially plugged in.

∙Try a different serial port. If the PC has more than one serial port, try another port to see if the Optical interface flashes.

∙Determine if you have any other Windows programs using the serial port. PC faxing programs or other programs that use the COM port can cause conflicts during data transmission. To verify that no other programs are running and causing communication problems, shut down your computer and restart it before you run EventView software.

∙Verify that your serial port settings are correct. In Windows 3.1 you can use the Microsoft Diagnostics program, MSD.EXE, to find out the number of installed serial ports in your PC, and their settings. These settings should be the same as those displayed in the advanced section of “Ports” in the Windows 3.1 Control Panel. Exit Windows or restart the computer in MS-DOS mode before running MSD. If you have an internal

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Contents VR101S Page Limited Warranty & Limitation of Liability Service Centers Table of Contents Chapter Chapter VR101S Getting Started Features of the Voltage Event Recorder SystemIntroduction Quick Overview Plugging in a recorder SafetyPolarity Indication Using an Ungrounded OutletBattery Care Safety InspectionElectrical Immunity Product Service MaintenanceWhat’s in the VR101S Package What You Need to Run Fluke EventView SoftwareInstalling EventView software Installing EventView software Setting the Time and Date Connecting the Optical Interface Cable Setting Up the VR101Starting EventView Opening the Site Report Window Selecting a COM PortVoltage Transients Setting Thresholds on the Status TabVoltage Swells Line Frequency Variations Voltage SagsChoosing Operating Options Viewing the Default Threshold SettingsChoosing and Saving New Default Threshold Settings Flash When Data AvailableViewing Realtime Readings of the Recorder Describing the SiteViewing Recorder Information Clearing all events from the recorder Sending the Setup to the RecorderStarting Event Recording VR101S Retrieving Events from a Recorder Retrieving Saving EventsSaving Events Opening an Already Saved File VR101S Displaying Events Displaying and Printing EventsViewing the Events Tab Start Time column Event # columnEvent column Displaying and Printing Events Hot to Neutral Thresholds End Time/Duration/Degree Column Extreme ColumnVR101S Viewing Events as a Bar Graph Quick Summary Viewing a Single Transient as a Graph Viewing Events as an Event Distribution Graph VR101S Changing Graph Styles Printing Events from the Events Tab Printing EventsOptical Interface Cable TroubleshootingIRQ Voltage Event Recorder PrintersTechnical Support Effects of Poor Power Quality within Your Organization Power Quality IssuesPower Quality Background Why Is It Such a Concern?Why Not Use a Meter and Check? Common Questions about Power QualityWhy Not Buy a Protection Device? Power Line Disturbance Definitions Power Quality Definitions StandardsDisturbance-Free Voltage Common Power Line Disturbances Cbema Curve How Bad is Bad?Causes of Poor Power Quality Causes and Effects of Poor Power QualityHow Power Line Disturbances Affect Your Equipment Developing a Power Quality Monitoring Program Performing a Power Quality StudyDeveloping the Study Duration Strategy Finalizing the Power Quality Monitoring PlanDeveloping a Location Plan Developing a Tolerance PlanFinal Note Repetitive / Cycling Events Now That I Have This Information, What Do I Do with It?Unrepetitive / Isolated Events Transient Power Line VR101S Equipment Ratings VR101 SpecificationsPlug Configurations VR101 Specifications Neutral to ground Sag, Swell & Outage MeasurementFrequency Measurement Transient MeasurementEvents 1 second Time MeasurementApprovals Statement of Conformity Declaration of ConformityIndex VR101S Index VR101S