Справочник ПользователяСодержание2640A/2645A NetDAQ Users Manual1LIMITED WARRANTY & LIMITATION OF LIABILITY3Safety4Interference Information4Bescheinigung des Herstellers/Importeurs4SAFETY TERMS IN THIS MANUAL5AC POWER SOURCE5DC POWER SOURCE6USE THE PROPER FUSE6GROUNDING THE INSTRUMENT6USE THE PROPER POWER CORD6WARNING!6DO NOT OPERATE IN EXPLOSIVE ATMOSPHERES6DO NOT ATTEMPT TO OPERATE IF PROTECTION MAY BE IMPAIRED6Table of Contents7List of Tables13List of Figures151. Overview17Introduction19Instrument Features and Capabilities20Analog Channels23Computed Channels23Channel Numbering23Mx+B Scaling23Alarms24Channel Monitoring24Digital I/O24Totalizer24Trigger Input25Trigger Output25Master Alarm26Interval Trigger26External Trigger26Alarm Trigger26NetDAQ Logger Features and Capabilitie27Operating a NetDAQ Data Acquisition System27Isolated Networks28General Networks28Ethernet Port Selection28Asynchronous Instrument Operations28Group Instrument Operations28Scanning and Logging29RS-232 Interface29Host Computer Requirements30Options and Accessories30Instrument Connector Set31Host Computer Ethernet Adapters312. Preparing for Operation33Introduction35Instrument Preparation35Unpacking and Inspecting the Instrument37Positioning and Rack Mounting37Connecting to a Power Source and Grounding37AC Power38DC Power39Grounding and Common Mode Voltage39Universal Input Module Connections39Shielded Wiring43Crosstalk Considerations43Digital I/O Connections43Digital I/O44Totalizer.44Alarm/Trigger I/O Connections44Trigger Input45Trigger Output.46Master Alarm46External Trigger Wiring for a Group Instrument47Controls and Indicators47Front Panel Controls49Front Panel Indicators50Rear Panel Controls52Rear Panel Indicators52Front Panel Operating Procedures53Power-On Options53Displaying a Monitor Channel54Displaying the Digital I/O Status56Displaying the Totalizer Status58Reviewing and Setting the Base Channel Number59Reviewing and Setting the Line Frequency61Reviewing and Setting the Network Type63Reviewing and Setting the General Network Socket Port68Reviewing and Setting the General Network IP Address69Reviewing and Setting the Subnet Mask and Default Gateway70Viewing the Instrument Ethernet Address73Host Computer and Network Preparation75Installing Host Computer Ethernet Adapter75Instrument and Host Computer Interconnection77Host Computer/Instrument Direct Connection77Interconnection Using 10Base2 (Coaxial) Wiring80Interconnection Using 10BaseT (Twisted-Pair) Ethernet Wiring80Installing Host Computer Networking Software82Setting Host Computer Networking Parameters83Installing NetDAQ Logger84Installing NetDAQ Logger with Trumpet85Changing from an Isolated Network to a General Network86Installing Trend Link for Fluke (Optional)87Testing and Troubleshooting87Testing the Installation87Troubleshooting Network Problems903. Configuring NetDAQ Logger for Windows95Introduction97Starting NetDAQ Logger97The Main Window97Accessing NetDAQ Logger Commands97Configuring Network Communications98The Communications Configuration Dialog Box99Adding an Instrument to the Network99Deleting an Instrument from the Network101Verifying Network Communications101Configuring the Current Setup102Creating an Instrument Icon102Deleting an Instrument Icon103Designating Instruments as Group or Asynchronous103Setup Files105Saving the Current Setup in a File105Opening a Setup File106Starting NetDAQ Logger with a Setup File107Starting Logging Automatically108NetDAQ Logger Command Line108Configuring an Instrument109Dimmed Configuration Commands109The Instrument Configuration Dialog Box109Configuring Channels112The Channels Configuration Dialog Box112Configuring Analog Channel Functions113Configuring Computed Channel Functions114Defining a Computed Channel Equation114Equation Syntax115Configuring Mx+B Scaling116Configuring Alarms117Assigning Channel Labels118Configuring Mx+B Scaling From a File118Entering an Instrument's Description119Copying a Channels Configuration120Default Configuration Settings121Using Configuration Lockout122Saving an Instrument's Configuration as a Text File122Configuring the netdaq.ini File1234. Operating NetDAQ Logger for125Introduction127Starting and Stopping Logging127Starting or Stopping all Instruments at Once128Starting or Stopping a Group Instrument128Clearing an Instrument's Totalizer Value129Simulated Logging129Selecting an Instrument's Scanning Duration129Real-Time Displays130The Logging Status Window131The Readings Table Window132The Spy Window133Quick Plot135Dynamic Data Exchange (DDE) Operations136Data Files137Configuring a Data File138Converting Data Files142Viewing and Printing a Data File142Optimizing Performance144Optimizing Performance for Speed144Increasing Scanning Rate144Increasing Data Transmission and Storage Rate144Increasing Network Speed145Optimizing Performance for Precision145Using Online Help1455. Using Trend Link for Fluke147Introduction149Displaying a Trend Link Chart During Logging149Playing Back a Trend Link File in Trend Link150Playing Back a Fast Binary File in Trend Link151Playing Back an ASCII (CSV) File in Trend Link152Importing Trend Link Data Files152Create a New Trend Link Data Set Directory152Add the New Folder to the Trend Link infolink(ini File152Import the NetDAQ ASCII (CSV) File into Trend Link153Display the Trend Link Chart for the Imported File153Title the Trend Link Chart154Save the Trend Link Chart155Exporting Trend Link Data Files155Deleting Old Trend Link Files157Getting the Right Look for Your Trend Link Chart158Using the Trend Link Control Bar158Using the Trend Link Menus161Adjusting the Curve Time Scale (X-axis)161Adjusting the Curve Amplitude Scale (Y-axis)162Configuring the Curve Status Display163Curve Preferences164Background Preferences167Real Time Frequency Update169Adding or Changing the Chart Title169Using the Note System170Printing a Chart1706. Maintenance173Introduction175Self-Test Diagnostics and Error Codes175Cleaning176Fuse Replacement176Performance Test178Configuring the Performance Test Setup178Initializing the Performance Test Setup181Accuracy Performance Tests183Volts DC Accuracy Test (2640A)183Volts DC Accuracy Test (2645A)184Volts AC Accuracy Test185Frequency Accuracy Test186Analog Channel Integrity Test187Computed Channel Integrity Test187Thermocouple Temperature Accuracy Test188Open Thermocouple Response Test1882-Wire Resistance Accuracy Test (2640A)1892-Wire Resistance Accuracy Test (2645A)1904-Wire Resistance Accuracy Test (2640A)1924-Wire Resistance Accuracy Test (2645A)195RTD Temperature Accuracy Test (Resistance) (2640A)196RTD Temperature Accuracy Test (Resistance) (2645A)197RTD Temperature Accuracy Test (DIN/IEC 751 RTD)197Digital Input/Output Tests198Digital I/O Output Test198Digital Input Test199Totalizer Tests200Totalizer Count Test200Totalizer Sensitivity Test200Master Alarm Output Test201Trigger Input Test202Trigger Output Test202Calibration203Adding Calibration to the Utilities Menu204Instrument Calibration Dialog Box205Calibration Steps Dialog Box205Variations in the Display206Service206Replacement Parts208Appendices209A. Specifications211Introduction2112640A/2645A Combined Specifications2112640A/2645A General Specifications2112640A/2645A Environmental Specifications2132640A/2645A Input/Output Capabilities214Digital I/O214Trigger In215Trigger Out216Master Alarm2162640A/2645A Totalizer2172640A/2645A Real-Time Clock and Calendar2172640A Specifications2172640A DC Voltage Measurement Specifications2182640A AC Voltage Measurement Specifications2192640A 4-Wire Resistance Measurement Specifications2222640A 2-Wire Resistance Measurement Specifications2232640A RTD's 4-Wire, per ITS-1990 Measurement Specifications2232640A RTD's 2-Wire per ITS-1990 Measurement Specifications2242640A Thermocouple per ITS-1990 Measurement Specifications2242640A Frequency Measurement Specifications2262645A Specifications2272645A DC Voltage Measurement Specifications2272645A AC Voltage Measurement Specifications2292645A 4-Wire Resistance Measurement Specifications2312645A 2-Wire Resistance Measurement Specifications2322645A 4-Wire RTD per ITS-1990 Measurement Specifications2322645A Thermocouple per ITS-1990 Measurement Specifications2332645A Frequency Measurement Specifications235B. Noise, Shielding, and Crosstalk Considerations237Introduction237Static Versus Dynamic Measurements237Noise and Shielding237Crosstalk Considerations238C. True-RMS Measurements241Introduction241Effects of Internal Noise in AC Measurements241Waveform Comparison (True RMS vs Average Responding)241D. RTD Linearization245Introduction245Fixed-385 RTD245Custom-385 RTD246Using the Custom-385 RTD with Other Platinum RTDs247E. Computed Channel Equations251Introduction251F. Data File Format253Introduction253File Format253G. Dynamic Data Exchange (DDE)255Introduction255DDE Links Reference255DDE Example Using Excel256H. Ethernet Cabling261Introduction261UTP Cables261I. Network Considerations263Introduction263NetDAQ and Network Communication Techniques263NetDAQ and Your Network Administrator264Network Primer265Physical Layer Wiring Schemes Supported by NetDAQ266Network Interconnection Devices266Basic Network Packet and Frame Contents267IP Addresses and Segmented Networks268Ethernet Adapter Hardware for the PC271Drivers271TCP/IP Protocol Stack273WINSOCK DLL and Application Programming Interface275Notes to Network Administrators275Running Two Network Cards in a PC277Troubleshooting Information278Handling Token Ring Networks281Newt Networking Software282Newt TCP/IP vs. Novell NetWare283Newt TCP/IP vs. Microsoft LANManager284Newt TCP/IP vs. Banyan Vines284Newt TCP/IP vs. Windows for Workgroups285Newt TCP/IP vs. Windows for Workgroups and Novell NetWare286Installing Newt Networking Software286Glossary293J. Error Messages & Exception Conditions299Introduction299Communications Connection299Full-Disk299Scan Queue Overflows299Error Conditions299Error and Status Messages300K. Fluke Service Centers333Index339Instrument Parameter Record (Isolated Network)347Instrument Parameter Record (General Network)348General Network Parameter Record352Host Computer General Network Parameter Record352Размер: 11,4 МБСтраницы: 353Язык: EnglishПросмотреть
