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Measure Data Acquisition User Manual

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1. 2 3 Configuring an Analog Output Task 2 6 Adding Tasks to the DAQ Menu 2 8 Saving Tasks 2 9 Managing Tasks in a Workbook 2 9 Chapter 3 Using SCXI with Measure DAQ 3 1 SCXI Operating Modes 3 1 SCXI Analog Input 3 2 Multiple SCXI Modules and Chassis 3 3 SCXI Analog Output 3 5 Table of Contents Measure Data Acquisition User Manual vi National Instruments Corporation Chapter 4 Analog Input Reference 4 1 DAQ Device Overview
2. 4 6 In Rows 4 6 Trigger Reference 4 7 Mode Reference 4 8 Advanced Timing Settings 4 10 Chapter 5 Analog Output Reference 5 1 Analog Output Configuration Overview 5 1 Advanced Configuration 5 3 Chapter 6 Using Measure Data Acquisition Tasks with VBA 6 1 Function Reference 6 1 DAQ 6 1 GetDAQErrorMessage 6 3 Appendix A DAQ Hardware Capabilities MIO and AI Device Hardware Capabilities
3. A 1 Lab and 1200 Series and Portable Devices Hardware Capabilities A 8 SCXI Module Hardware Capabilities A 10 Analog Output Only Devices Hardware Capabilities A 13 Table of Contents National Instruments Corporation vii Measure Data Acquisition User Manual Appendix B Error Codes Appendix C Troubleshooting Appendix D Customer Communication Glossary Index Figures Figure 1 1 Add Ins Dialog Box 1 4 Figure 2 1 DAQ Tasks Dialog Box 2 2 Figure 2 2 Analog Input Configuration 2 3 Figure 2 3 Task Description Dialog Box 2 5 Figure 2 4 DAQ Tasks Dialog Box 2 5 Figure 2 5 Analog Output Configuration Dialog Box 2 6 Figure 2 6 DAQ Tasks Dialog Box 2 7 Figure 2 7 Adding Tasks to the
4. 4 1 Analog Input Configuration Overview 4 2 Analog Input Scan List 4 2 Channels 4 3 High Limit 4 4 Low Limit 4 4 Scan Information 4 4 Number of Scans 4 4 Scale to Volts 4 4 Timing Settings 4 4 Scans Second 4 5 External Scan Clock 4 5 Display 4 6 At cell 4 6 In Columns
5. By device means you select the value of a parameter with hardware jumpers and the selection affects any group of channels on the device By group means you program the selection through software and the selection affects all the channels used at the same time By channel means you program the selection with hardware jumpers or through software on a per channel basis When a specific value for a parameter is shown that parameter value is fixed Appendix A DAQ Hardware Capabilities National Instruments Corporation A 9 Measure Data Acquisition User Manual Table A 8 Analog Input Characteristics Lab 1200 Series and Portable Devices Part 1 Device Number of Channels Resolution bits Gains 1 Range V 1 Input FIFO samples Lab PC SCXI 1200 DAQPad 1200 DAQCard 1200 PCI 1200 8SE 4DI 12 1 2 5 10 20 50 100 5 0 to 10 2 048 Lab PC 512 DAQCard 500 8SE 12 1 5 16 DAQCard 516 PC 516 8SE 4DI 16 1 5V 512 DAQCard 700 16SE 8DI 12 1 10 5 2 5 512 PC LPM 16 16SE 12 1 5 2 5 0 to 10 0 to 5 16 1 You can determine the limit settings of your device by multiplying the range and the voltage values together For more information on limit settings in LabVIEW refer to the Basics LabVIEW Data Acquisition Concepts chapter in the LabVIEW Data Acquisition Basics Manual The valid channels for the Lab PC and DAQCard 1200 in Differentia
6. National Instruments Corporation ix Measure Data Acquisition User Manual The Measure Data Acquisition User Manual describes how to use the Measure Data Acquisition Add In with National Instruments data acquisition boards to acquire data into Microsoft Excel You should be familiar with the operation of Microsoft Excel your computer your computer s operating system and your data acquisition DAQ board Organization of This Manual The Measure Data Acquisition User Manual is organized as follows Chapter 1 Introduction helps you install the Measure Data Acquisition DAQ Add In You should have installed and configured your DAQ hardware already Chapter 2 Getting Started with Data Acquisition Tasks contains a tutorial for the following basic functions selecting a data acquisition task configuring an analog input task configuring an analog output task adding tasks to the DAQ menu saving tasks and managing tasks in a workbook Chapter 3 Using SCXI with Measure DAQ describes how to use the Measure Data Acquisition Add In in Excel with your Signal Conditioning Extension for Instrumentation SCXI equipment Chapter 4 Analog Input Reference introduces some basic concepts of data acquisition and contains a reference for analog input configuration hardware digital triggering analog input modes and advanced timing You should be familiar with the hardware characteristics of your data acquisition devic
7. 0 1 or 0 and 1 Interrupts Note The DAQCard 516 and PC 516 devices do not have analog output SCXI Module Hardware Capabilities Table A 11 Analog Input Characteristics SCXI Modules Module Number of Channels Input Voltage Range V Gains 1 Filter 1 Excitation Channels 1 Mode Support SCXI 1100 32 DI 10 1 2 5 10 20 50 100 200 500 1 000 2 000 SW M 1 lowpass filter or no filter with 10 kHz or 4 Hz cutoff frequency JS M 1 multiplexed SCXI 1102 SXCI 1102B SCXI 1102C VXI SC 1102 VXI SC 1102B VXI SC 1102C 32 DI 10 1 100 SW C 1 1 Hz lowpass on each channel multiplexed SCXI 1120 SCXI 1121 8 DI SCXI 1120 4 DI SCXI 1121 5 1 2 5 10 20 50 100 200 500 1 000 and 2 000 JS C 1 lowpass filter with 10 kHz or 4 Hz cutoff frequency JS C 1 SCXI 1121 only 4 voltage or current excitation JS C 1 channels multiplexed or parallel Appendix A DAQ Hardware Capabilities National Instruments Corporation A 11 Measure Data Acquisition User Manual Module Number of Channels Input Voltage Range V Gains 1 Filter 1 Excitation Channels 1 Mode Support SCXI 1120D 8 DI SCXI 1120 4 DI SCXI 1121 5 0 5 1 2 5 5 10 25 50 100 250 500 1 000 4 500 24 500 Hz SCXI 1121 only 4 voltage or current excitat
8. 2265886 2265887 Spain 91 640 0085 91 640 0533 Sweden 08 730 49 70 08 730 43 70 Switzerland 056 200 51 51 056 200 51 55 Taiwan 02 377 1200 02 737 4644 United Kingdom 01635 523545 01635 523154 United States 512 795 8248 512 794 5678 Technical Support Form Photocopy this form and update it each time you make changes to your software or hardware and use the completed copy of this form as a reference for your current configuration Completing this form accurately before contacting National Instruments for technical support helps our applications engineers answer your questions more efficiently If you are using any National Instruments hardware or software products related to this problem include the configuration forms from their user manuals Include additional pages if necessary Name Company Address Fax Phone Computer brand Model Processor Operating system Windows 3 1 Windows for Workgroups 3 11 Windows NT 3 1 Windows NT 3 5 Windows 95 other include version number Version of Excel look at Excel s About box 5 0 5 0c other Clock Speed MHz RAM MB Display adapter Mouse yes no Other adapters installed Hard disk capacity MB Brand Instruments used National Instruments hardware product model Revision Configuration National Instruments software product Version Configuration The problem is List any error messages The following steps will reproduce the proble
9. Mode Change the analog input mode from the setting that you specify when you run the NI DAQ Configuration Utility Measure automatically selects the option that reflects the current setting for your device Description Enter a short description of your task Measure displays a description of a task below the task list in the DAQ Tasks dialog box Also if you add your task to the DAQ menu Measure displays the task description in the Excel status bar at the bottom of its window when you select the task in the menu OK Verify configuration and add a new task or update an existing task in the data acquisition tasks lists Return to the DAQ Tasks dialog box Cancel Ignore changes and return to the DAQ Tasks dialog box Trigger Reference On most DAQ Series devices you can configure a digital trigger that starts an acquisition that stops an acquisition or both To set up a hardware trigger select Analog Input Configuration Trigger to open the Hardware Digital Trigger dialog box as shown in Figure 4 4 Figure 4 4 Hardware Digital Trigger Dialog Box Chapter 4 Analog Input Reference Measure Data Acquisition User Manual 4 8 National Instruments Corporation Table 4 3 contains a list of Hardware Digital Trigger choices with descriptions of their use Table 4 3 Choices for Hardware Digital Trigger Choices for Hardware Digital Trigger Description Start acquisition on trigger Select this option if you want to start your a
10. 2 5 10 20 50 100 5 0 to 10 2 048 Up to 512 PCI MIO 16XE 10 PCI 6032E AI 16XE 10 16SE 8DI 16 bits 1 2 5 10 20 50 100 10 0 to 10 512 Up to 512 PCI 6031E MIO 64XE 10 3 PCI 6033E AI 64XE 10 3 VXI MIO 64XE 10 3 64SE 32DI 16bit 1 2 5 10 20 50 100 10 0 to 10 512 Up to 512 PCI 6071E MIO 64E 1 3 VXI MIO 64E 1 3 64SE 32DI 12 0 5 1 2 5 10 20 50 100 5 to 5 and 0 to 10 8192 Up to 512 PXI 6040E MIO 16E 4 PXI 6070E MIO 16E 1 16SE 8DI 12 bit 0 5 1 2 5 10 20 50 100 5 to 5 and 0 to 10 1024 6040E 8192 6070E Up to 512 AT MIO 16F 5 AT MIO 64F 5 16SE 8DI 64SE 32DI 12 bits 0 5 1 2 5 10 20 50 100 5 10 0 to 10 16F 5 256 64F 5 512 Up to 512 AT MIO 16X 16SE 8DI 16 1 2 5 10 20 50 100 10 0 to 10 512 Up to 512 AT MIO 16 L AT MIO 16 H AT MIO 16D L AT MIO 16D H 16SE 8DI 12 L 1 10 100 500 H 1 2 4 8 5 10 0 to 10 16 L H 512 DL DH Up to 16 1 You can determine the limit settings of your device by multiplying the range and the voltage values together For more information on limit settings in LabVIEW refer to the Basics LabVIEW Data Acquisition Concepts chapter in the LabVIEW Data Acquisition Basics Manual Appendix A DAQ Hardware Capabilities National Instruments Corpora
11. 2 Updates per Second 2 6 5 2 AO option DAQ Tasks dialog box 2 6 2 10 At Cell field Analog Input Configuration dialog box 4 6 B boards See DAQ devices bulletin board support D 1 C channel clock and scan clock figure 4 5 Channel field Analog Output Configuration dialog box 2 6 5 2 channel strings SCXI analog input 3 2 to 3 3 valid table 3 4 4 3 Channel Wizard 1 2 2 2 4 2 to 4 3 Channels field Analog Input Configuration dialog box 2 3 4 3 clocks External scan clock option 4 5 scan clock and channel clock figure 4 5 Use external channel clock option 4 10 configuration See analog input configuration analog output configuration customer communication xi D 1 to D 2 D DAQ devices See also DAQ hardware capabilities configuration error message C 2 list of data acquisition devices is empty C 1 overview 1 2 4 1 selecting from DAQ Tasks dialog box 2 1 to 2 2 using with Measure 1 1 DAQ function 6 1 to 6 2 DAQ hardware capabilities A 1 to A 13 analog input characteristics Lab 1200 Series and portable devices table A 9 MIO and AI devices table A 2 to A 3 SCXI modules table A 10 analog input configuration programmability Lab 1200 Series and portable devices table A 8 MIO and AI devices table A 1 analog output characteristics analog output only devices table A 13 Index National Instruments Corporation I 3 Measure Data Acquisition User Manual Lab 1200 Seri
12. 4 10 Start acquisition on trigger option Hardware Digital Trigger dialog box 4 8 T Task Description option DAQ Tasks dialog box 2 10 Task Name Analog Input Configuration dialog box 2 3 4 2 4 6 Analog Output Configuration dialog box 2 6 5 1 to 5 2 tasks See also DAQ Tasks dialog box acquisition tasks with VBA 6 1 adding to DAQ menu 2 8 configuring advanced analog output configuration 5 3 to 5 4 advanced timing settings 4 10 analog input task 2 3 to 2 5 4 2 to 4 7 analog output task 2 5 to 2 7 5 1 to 5 3 mode reference 4 8 to 4 9 timing settings 4 4 to 4 5 trigger reference 4 7 to 4 8 managing tasks in workbook 2 9 to 2 10 saving 2 9 selecting 2 1 to 2 3 technical support D 1 to D 2 terminal block selection guide SCXI modules table A 12 Timeout seconds field Hardware Digital Trigger dialog box 4 8 timing settings 4 4 to 4 5 Advanced Timing Settings dialog box 4 10 external scan clock 4 5 round robin scanning figure 4 5 scan clock and channel clock figure 4 5 scan rate 4 5 Trigger button Analog Input Configuration dialog box 4 7 trigger reference 4 7 to 4 8 troubleshooting C 1 to C 2 U uninstalling Measure 1 4 Updates per second field Analog Output Configuration dialog box 2 6 5 2 Use external channel clock option Advanced Timing Settings dialog box 4 10 V Visual Basic for Applications VBA DAQ function 6 1 to 6 2 GetDAQErrorMessage function 6 3 running task
13. A 13 Terminal Block Selection Guide SCXI Modules SCXI Module Terminal Blocks Cold Junction Compensation Sensor CJC SCXI 1100 SCXI 1102 SCXI 1303 SCXI 1300 Thermistor IC Sensor SCXI 1120 SCXI 1121 SCXI 1120D SCXI 1320 SCXI 13211 SCXI 1327 SCXI 1328 IC Sensor IC Sensor Thermistor Thermistor SCXI 1122 SCXI 1322 Thermistor SCXI 1124 SCXI 1325 SCXI 1140 SCXI 1301 SCXI 1304 SCXI 1141 SCXI 1304 SCXI 1180 SCXI 1302 SCXI 1181 SCXI 1300 SCXI 1301 IC Sensor SCXI 1200 SCXI 1302 CB 50 VXI SC 1102 VXI SC 1102B VXI SC 1102C VXI TB 1303 VXI TB 96 Thermistor 1 SCXI 1121 only Appendix A DAQ Hardware Capabilities National Instruments Corporation A 13 Measure Data Acquisition User Manual Analog Output Only Devices Hardware Capabilities Table A 14 Analog Output Characteristics Analog Output Only Devices Device Channel s DAC Type Output Limits V Update Clocks Waveform Grouping Transfer Method AT AO 6 AT AO 10 0 through 5 6 through 9 12 bit double buffered with 1 K FIFO for update clock 1 channels 10V Vref1 0 to 10 0 to Vref1 4 to 20 mA Update clock 1 is ctr0 or external update Update clock 1 channels are 0 1 2 3 4 5 6 7 8 9 0 to 1 0 to 3 0 to 5 0 to 7 0 to 9 Update clock 2 is ctr1 Updat
14. DAQ Menu 2 8 Figure 2 8 The DAQ Menu 2 8 Figure 2 9 DAQ Tasks Dialog Box 2 9 Figure 3 1 Selecting the Add gt gt button 3 4 Figure 4 1 Analog Input Configuration Dialog Box 4 2 Figure 4 2 Scan Clock and Channel Clock 4 5 Figure 4 3 Round Robin Scanning 4 5 Figure 4 4 Hardware Digital Trigger Dialog Box 4 7 Figure 4 5 Analog Input Mode Dialog Box 4 9 Figure 4 6 Advanced Timing Settings Option 4 10 Figure 5 1 Analog Output Configuration 5 1 Figure 5 2 Advanced Analog Output Configuration Dialog Box 5 3 Table of Contents Measure Da
15. G 5 Measure Data Acquisition User Manual does not uniquely determine the upper and lower voltage limits An input range of 10 V could mean an upper limit of 10 V and a lower of 0 V or an upper limit of 5 V and a lower limit of 5 V The combination of input range polarity and gain determines the input limits of an analog input channel For some boards jumpers set the input range and polarity while you can program them for other boards Most boards have programmable gains When you use SCXI modules you also need their gains to determine the input limits interrupt A signal indicating that the central processing unit should suspend its current task to service a designated activity I O Input output The transfer of data to or from a computer system involving communications channels operator interface devices and or data acquisition and control interfaces ISA Industry Standard Architecture K Kwords 1 024 words of memory M MB megabytes of memory multiplexer A set of semiconductor or electromechanical switches with a common output that can select one of a number of input signals and that you commonly use to increase the number of signals measured by one ADC N NRSE Nonreferenced single ended O onboard channels Channels provided by the plug in data acquisition board Glossary Measure Data Acquisition User Manual G 6 National Instruments Corporation output limits The upper and lower voltage o
16. XE 50 No No No No Yes DAQPad MIO 16XE 50 No No No No Yes AT MIO 16XE 10 No No No Yes Yes VXI MIO 64XE 10 No No No No Yes PCI MIO 16E 1 CPCI 6070E PXI 6070E PCI 6071E Yes Yes Yes Yes No PCI MIO 16E 4 CPCI 6040E PXI 6011E No Yes Yes Yes No PCI MIO 16XE 50 CPCI 6011E PXI 6011E No No No Yes No PCI MIO 16XE 10 CPCI 6030E PXI 6030E PCI 6031E No No Yes Yes No DAQPad 6020E No Yes No Yes No PCI 6110E PCI 6111E No No Yes Yes No Short form factor AT MIO 16E 10 only Appendix A DAQ Hardware Capabilities Measure Data Acquisition User Manual A 8 National Instruments Corporation Lab 1200 Series and Portable Devices Hardware Capabilities Note With all the MIO and AI Device You must have a scan string that is contiguous from highest to lowest channel number and the scan string must include zero Table A 7 Analog Input Configuration Programmability Lab 1200 Series and Portable Devices Device Gain Range Polarity SE DIFF Coupling Lab PC By group By group By device By device DC SCXI 1200 DAQPad 1200 DAQCard 1200 PCI 1200 By group By group By group By group DC DAQCard 500 1 Only 1 range available Bipolar SE DC DAQCard 516 PC 516 1 Only 1 range available Bipolar By group DC DAQCard 700 1 By group Bipolar By group DC PC LPM 16 1 By device Bipolar SE DC Note
17. assigned or the specified line or channel is already assigned to a group 10414 The selected signal requires a pin that is reserved and configured only by NI DAQ You cannot configure this pin yourself 10415 This function does not support your DAQ device when an external multiplexer such as an AMUX 64T or SCXI is connected to it 10440 The specified resource is owned by the driver and cannot be accessed or modified by the user 10441 No memory is configured to support the current data transfer mode or the configured memory does not support the current data transfer mode If block transfers are in use the memory must be capable of performing block transfers 10442 The specified memory is disabled or is unavailable given the current addressing mode 10443 The transfer buffer is not aligned properly for the current data transfer mode For example the buffer is at an odd address is not aligned to a 32 bit boundary is not aligned to a 512 bit boundary and so on Alternatively the driver is unable to align the buffer because the buffer is too small 10444 No more system memory is available on the heap or no more memory is available on the device or insufficient disk space is available 10445 The transfer buffer cannot be locked into physical memory On PC AT machines portions of the DMA data acquisition buffer may be in an invalid DMA region for example above 16 megabytes 10446 The transfer buffer contai
18. channel string from left to right is the order that Measure scans the channels The following is a table of valid channel strings Table 4 1 Examples of Valid Channel Strings Valid Channel Strings Channels in the Scan List 9 9 3 1 3 1 4 7 4 5 6 7 9 4 7 3 1 9 4 5 6 7 3 1 0 1 using one AMUX board 0 1 2 3 4 5 6 7 on the AMUX board 0 using two AMUX boards 0 1 2 3 on the first AMUX board and 0 1 2 3 on the second AMUX board ob0 sc1 md1 0 3 0 1 2 3 on the SCXI module in the first slot of the first chassis 0b0 sc1 md3 0 4 ob0 sc md4 7 0 1 2 3 4 on the SCXI module in the third slot of the first chassis and 7 on the SCXI module in the fourth slot of the first chassis ob0 sc1 md2 20 22 ob1 sc2 md3 5 8 20 21 22 on the SCXI module in the second slot of the first chassis and 5 6 7 8 on the SCXI module in the third slot of the second chassis For more information about using SCXI refer to Chapter 3 Using SCXI with Measure DAQ Note Some devices such as the 1200 Series have a fixed scanning order If you are using a device that has a fixed scanning order and you want to scan multiple channels you must list the channels in the scan list in descending order with the last channel in the scan list being Channel 0 for example 3 2 1 0 If you are using such a device in differential mode you must use the even numbered channels for example 6 4 2 0 Chapter 4 Analog Inpu
19. cutoff frequency specified is not valid for this device 10029 The function you are calling is no longer supported in this version of the driver 10030 The specified baud rate for communicating with the serial port is not valid on this platform 10031 The specified SCXI chassis does not correspond to a configured SCXI chassis 10032 The SCXI module slot that was specified is invalid or corresponds to an empty slot 10033 The window handle passed to the function is invalid 10034 No configured message matches the one you tried to delete 10035 The specified attribute is not relevant 10036 The specified year is invalid 10037 The specified month is invalid 10038 The specified day is invalid Appendix B Error Codes National Instruments Corporation B 3 Measure Data Acquisition User Manual 10039 The specified input string is too long For instance DAQScope 5102 devices can only store a string up to 32 bytes in length on the calibration EEPROM In that case please shorten the string 10080 The gain is invalid 10081 The pretrigger sample count is invalid 10082 The posttrigger sample count is invalid 10083 The trigger mode is invalid 10084 The trigger count is invalid 10085 The trigger range or trigger hysteresis window is invalid 10086 The external reference is invalid 10087 The trigger type is invalid 10088 The trigger level is invalid 10089 The tot
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21. ix Conventions Used in This Manual x Related Documentation xi Customer Communication xi Chapter 1 Introduction 1 1 Using Measure with Your DAQ Device 1 1 Configuring Channels with the DAQ Channel Wizard 1 2 DAQ Device Overview 1 2 Installing Measure 1 3 Manually Adding or Removing the DAQ Add In 1 3 Uninstalling Measure 1 4 Chapter 2 Getting Started with Data Acquisition Tasks 2 1 Selecting a Data Acquisition Task 2 1 Configuring an Analog Input Task
22. spreadsheet interface for acquiring data with a wide range of National Instruments DAQ devices Because Measure works with so many different devices the functionality and performance of the software often varies based on the particular DAQ device you use Although Measure senses the type of DAQ device you are using you might select options in the task configuration that are not supported by your particular device Measure notifies you when such a conflict occurs when you close the configuration window or when you test the task you have defined Make sure to test each task once you define it The following pages contain a tutorial to show you how to use Measure Refer to the Managing Tasks in a Workbook section in Chapter 2 Getting Started with Data Acquisition Tasks for detailed information on the analog input and output settings you can configure with Measure Chapter 1 Introduction National Instruments Corporation 1 3 Measure Data Acquisition User Manual Installing Measure 1 Insert the Measure 2 0 CD into the CD ROM drive 2 Select Start Run from the taskbar in Windows 95 or File Run from the Program Manager in other versions of Windows 3 Type X SETUP in the box labeled Command Line and then select OK 4 Select a location for the setup program to install Measure for Windows 5 Deselect any Add Ins that you do not want to install 6 Select OK The setup program copies the program files and on line
23. 10616 The clock configuration for the clock slave is invalid 10617 No source signal has been assigned to the clock resource 10618 The specified source signal cannot be assigned to the clock resource 10619 A source signal has already been assigned to the clock resource 10620 No trigger signal has been assigned to the trigger resource 10621 The specified trigger signal cannot be assigned to the trigger resource 10622 The pretrigger mode is not supported or is not available in the current configuration or no pretrigger source has been assigned 10623 No posttrigger source has been assigned 10624 The delayed trigger mode is not supported or is not available in the current configuration or no delay source has been assigned 10625 The trigger configuration for the trigger master is invalid 10626 The trigger configuration for the trigger slave is invalid 10627 No signal has been assigned to the trigger resource 10628 A signal has already been assigned to the trigger resource 10629 The specified operating mode is invalid or the resources have not been configured for the specified operating mode 10630 The parameters specified to read data were invalid in the context of the acquisition For example an attempt was made to read 0 bytes from the transfer buffer or an attempt was made to read past the end of the transfer buffer 10631 Continuous input or output transfers are not allowed in th
24. 4 Choices for Analog Input Mode Dialog Box Choices for Analog Input Mode Description Differential Channels Select this option if you want each channel to use two analog channel input lines One line connects to the positive input of the device amplifier and the other connects to the negative input of the amplifier Refer to the user manual for your DAQ device for more information about input modes available on your device Referenced Single Ended Channels Select this option if you want each channel to use one analog input channel line which connects to the positive input of the amplifier The negative input of the amplifier is internally tied to analog input ground AIGND Refer to the user manual for your DAQ device for more information about input modes available on your device Non Referenced Single Ended Channels Select this option if you want each channel to use one analog input channel line which connects to the positive input of the amplifier The negative input of the amplifier connects to the analog input sense AISENSE input Refer to the user manual for your DAQ device for more information about input modes available on your device Chapter 4 Analog Input Reference Measure Data Acquisition User Manual 4 10 National Instruments Corporation Note The Analog Input Mode on some devices is not configurable within Measure If you have such a device you must exit Measure and change the mode using the NI DAQ Configurati
25. 6 Cancel 4 7 Channels 2 3 4 3 Description 2 4 4 7 Display section 2 4 4 6 to 4 7 External scan clock 4 5 Hardware Digital Trigger dialog box 4 7 to 4 8 High limit 4 4 illustration 4 2 In Columns 4 6 In Rows 4 6 Low Limit 4 4 Mode 4 7 multiple SCXI modules and chassis 3 3 to 3 4 Number of scans 4 4 OK 4 7 Scale to volts 4 4 Scan Information section 2 3 to 2 4 4 4 to 4 5 Scan Rate section 2 4 4 4 to 4 5 Scans second 2 4 4 5 Task Name 2 4 4 6 Trigger 4 7 to 4 8 Index Measure Data Acquisition User Manual I 2 National Instruments Corporation analog input configuration programmability Lab 1200 Series and portable devices table A 8 MIO and AI devices table A 1 Analog Input Mode dialog box 4 9 to 4 10 Differential Channels 4 9 Non Referenced Single Ended Channels 4 9 Referenced Single Ended Channels 4 9 analog output SCXI modules 3 5 analog output characteristics analog output only devices table A 13 Lab 1200 Series and portable devices table A 10 MIO and AI devices table A 5 to A 6 SCXI modules table A 12 analog output configuration See also Analog Output Configuration dialog box advanced configuration 5 3 to 5 4 task configuration 2 3 to 2 5 Analog Output Configuration dialog box Add 5 2 Advanced 5 2 Cancel 5 3 Channel 2 6 5 2 Data cells 2 6 5 2 Description 5 2 illustration 5 1 Number of Iterations 2 6 5 2 OK 5 3 Remove 5 2 Task Name 2 6 5
26. Corporation 3 1 Measure Data Acquisition User Manual Using SCXI with Measure DAQ This chapter describes how to use the Measure data acquisition DAQ Add In in Excel with your Signal Conditioning Extension for Instrumentation SCXI equipment SCXI is a set of modules and terminal blocks used as a signal condition front end for your data acquisition devices These modules perform tasks such as multiplexing large numbers of signals amplifying low level signals providing isolation between your data acquisition devices and transducers and so on To use your SCXI modules with Measure you must first configure all your DAQ hardware using the NI DAQ Configuration Utility In the configuration utility you must assign a device number to each of your DAQ devices and define the connections to your SCXI modules In most cases your DAQ device is a plug in board in your computer although it also can be a PC Card PCMCIA format DAQCard or a SCXI 1200 module You use the DAQ devices for the actual A D conversions of your analog input signals and for controlling SCXI modules Each SCXI module is controlled by one DAQ device and is assigned as such in the configuration utility If you have any questions about the NI DAQ Configuration Utility consult the NI DAQ documentation Once you have configured the SCXI system using the Measure DAQ Add In is very similar to using other DAQ devices The only difference in the operation is the use of the chann
27. ITED TO THE AMOUNT THERETOFORE PAID BY THE CUSTOMER NATIONAL INSTRUMENTS WILL NOT BE LIABLE FOR DAMAGES RESULTING FROM LOSS OF DATA PROFITS USE OF PRODUCTS OR INCIDENTAL OR CONSEQUENTIAL DAMAGES EVEN IF ADVISED OF THE POSSIBILITY THEREOF This limitation of the liability of National Instruments will apply regardless of the form of action whether in contract or tort including negligence Any action against National Instruments must be brought within one year after the cause of action accrues National Instruments shall not be liable for any delay in performance due to causes beyond its reasonable control The warranty provided herein does not cover damages defects malfunctions or service failures caused by owner s failure to follow the National Instruments installation operation or maintenance instructions owner s modification of the product owner s abuse misuse or negligent acts and power failure or surges fire flood accident actions of third parties or other events outside reasonable control Copyright Under the copyright laws this publication may not be reproduced or transmitted in any form electronic or mechanical including photocopying recording storing in an information retrieval system or translating in whole or in part without the prior written consent of National Instruments Corporation Trademarks Measure and NI DAQ are trademarks of National Instruments Corporation Product and company names listed a
28. Instruments Corporation Figure 3 1 Selecting the Add gt gt button Table 3 1 lists other possible combinations for SCXI channel strings Table 3 1 SCXI Channel Strings Syntax String Syntax Description ob0 sc1 md2 5 Channel 5 on module 2 of SCXI Chassis 1 is read through onboard Channel 0 ob0 sc1 md2 0 7 ob0 sc1 md4 5 12 Channels 0 7 on Module 2 and Channels 5 12 on Module 4 of Chassis 1 are read through onboard Channel 0 ob0 sc1 md3 3 4 ob1 sc2 md1 20 24 Channels 3 and 4 of Module 3 of Chassis 1 are read through onboard Channel 0 and Channels 20 24 of Module 1 on Chassis 2 are read through onboard Channel 1 In the parallel mode each analog input SCXI module is connected directly to a DAQ device and you must specify the channels of your DAQ device in the channel list not the SCXI channel string Note The SCXI 1200 does not support the parallel mode with other SCXI modules Chapter 3 Using SCXI with Measure DAQ National Instruments Corporation 3 5 Measure Data Acquisition User Manual SCXI Analog Output Only the SCXI 1124 module supports AO channels This module has six AO channels per module The channels support only single point updates and there is no waveform generation SCXI AO channel strings are structured the same as SCXI AI channel strings but without the ob0 in front National Instruments Corporation 4 1 Measure Data Acquisition User Manual Analog Input Reference This chapter
29. Measure Data Acquisition User Manual August 1998 Edition Part Number 321004C 01 Copyright 1995 1998 National Instruments Corporation All rights reserved Internet Support E mail support natinst com FTP Site ftp natinst com Web Address http www natinst com Bulletin Board Support BBS United States 512 794 5422 BBS United Kingdom 01635 551422 BBS France 01 48 65 15 59 Fax on Demand Support 512 418 1111 Telephone Support U S Tel 512 795 8248 Fax 512 794 5678 International Offices Australia 03 9879 5166 Austria 0662 45 79 90 0 Belgium 02 757 00 20 Brazil 011 288 3336 Canada Ontario 905 785 0085 Canada Qu bec 514 694 8521 Denmark 45 76 26 00 Finland 09 725 725 11 France 01 48 14 24 24 Germany 089 741 31 30 Hong Kong 2645 3186 Israel 03 6120092 Italy 02 413091 Japan 03 5472 2970 Korea 02 596 7456 Mexico 5 520 2635 Netherlands 0348 433466 Norway 32 84 84 00 Singapore 2265886 Spain 91 640 0085 Sweden 08 730 49 70 Switzerland 056 200 51 51 Taiwan 02 377 1200 United Kingdom 01635 523545 National Instruments Corporate Headquarters 6504 Bridge Point Parkway Austin Texas 78730 5039 USA Tel 512 794 0100 Important Information Warranty The media on which you receive National Instruments software are warranted not to fail to execute programming instructions due to defects in materials and workmanship for a period of 90 days from date of shipment as evidenced by receipts or other documen
30. You should be familiar with the hardware capabilities of your data acquisition device Analog Output Configuration Overview Select DAQ Configure DAQ Tasks and click on the AO button to open the Analog Output Configuration dialog box as shown in Figure 5 1 Figure 5 1 Analog Output Configuration Dialog Box Chapter 5 Analog Output Reference Measure Data Acquisition User Manual 5 2 National Instruments Corporation Note The Advanced button is disabled in the Analog Output Configuration dialog box when you select Use Named Channels for your data acquisition device in the DAQ Tasks dialog box Table 5 1 describes the fields within the Analog Output Configuration dialog box Table 5 1 Analog Output Configuration Reference Option Description Channel Specify the analog output channel on which to generate a signal You can specify only one channel at a time Data cells Specify the source range of the voltage values to write to the digital to analog converter DAC for the channel Either explicitly type the cell address or highlight the text in this field and then select a row of cells or a column of cells on any worksheet in the workbook Measure automatically records the address of your selection in this field Add gt gt Click this button after specifying a channel and a data cells range Remove Click this button to remove any channels or source ranges that you selected in the list box Number of iterations S
31. _____________________________________________ Programming Language __________________________________________________________ Programming Language Version ___________________________________________________ Other Boards in System __________________________________________________________ Base I O Address of Other Boards __________________________________________________ DMA Channels of Other Boards ___________________________________________________ Interrupt Level of Other Boards ____________________________________________________ For each instrument you are using Name of instrument _____________________________________________________________ Manufacturer of instrument _______________________________________________________ Parity None Even Odd Mark Space Baud rate______________________________________________________________________ Stop bits ______________________________________________________________________ Data bits ______________________________________________________________________ Flow control Hardware Software None Version of Measure look at the about box Documentation Comment Form National Instruments encourages you to comment on the documentation supplied with our products This information helps us provide quality products to meet your needs Title Measure Data Acquisition User Manual Edition Date August 1998 Part Number 321004C 01 Please comment on the completeness clarity and or
32. al count is inconsistent with the buffer size and pretrigger scan count or with the board type 10090 The individual range polarity and gain settings are valid but the combination is not allowed 10091 You have attempted to use an invalid setting for the iterations parameter The iterations value must be 0 or greater Your device might be limited to only two values 0 and 1 10092 Some devices require a time gap between the last sample in a scan and the start of the next scan The scan interval you have specified does not provide a large enough gap for the board See your documentation for an explanation 10093 FIFO mode waveform generation cannot be used because at least one condition is not satisfied 10094 The calDAC constant passed to the function is invalid 10095 The calibration stimulus passed to the function is invalid 10100 The requested digital port width is not a multiple of the hardware port width or is not attainable by the DAQ hardware 10120 Invalid application used 10121 Invalid counterNumber used 10122 Invalid paramValue used 10123 Invalid paramID used 10124 Invalid entityID used 10125 Invalid action used 10200 Unable to read data from EEPROM 10201 Unable to write data to EEPROM 10202 You cannot write into this location or area of your EEPROM because it is write protected You may be trying to store calibration constants into a write protected area if this i
33. analog output signals based on values in your spreadsheet You use analog output tasks to generate signals You specify an area on your worksheet that contains data values and Measure converts these values to voltages and outputs them through an analog output channel of your DAQ device For more information on analog output tasks refer to Chapter 5 Analog Output Reference 1 In the DAQ Tasks dialog box click on the AO button to display the Analog Output Configuration dialog box as shown in Figure 2 5 Figure 2 5 Analog Output Configuration Dialog Box Note The Advanced button is disabled in the Analog Output Configuration dialog box when you select Use Named Channels for your data acquisition device in the DAQ Tasks dialog box 2 Type 0 in the Channel input field If you are using named channels type the channel name in the Channel field 3 Type A 1 A 10 in the Data cells input field You can type this range manually or highlight the input field and drag particular areas of your worksheet to specify a cell range This parameter specifies which cell values are used as analog output values 4 Click on the Add button Chapter 2 Getting Started with Data Acquisition Tasks National Instruments Corporation 2 7 Measure Data Acquisition User Manual 5 Type 10 in the Number of iterations input field The number of iterations determines how many times Measure outputs the values specified in the cell range You can type a va
34. annel Support MIO and AI Devices Device Internal Channels AT MIO 16XE 10 AT MIO 16XE 50 DAQPad MIO 16XE 50 _AIGnd _Ref5V _AOGnd _AO0vsAOGnd _AO0vsRef5V _A01 _AO1vsRef5V DAQCard AI 16E 4 _AIGnd _Ref5V _A0Gnd PCI MIO 16XE 10 PCI MIO 16XE 50 PXI 6030E PXI 6011E PCI 6031 CPCI 6030E CPCI 6011E VXI MIO 64XE 10 _AIGnd _Ref5V _AOGnd _AO0vsAOGnd _AO0vsRef5V _AO1vsAOGnd _AO1vsRef5V _AO1VsAO0 _DevTemp PCI MIO 16E 1 PCI MIO 16E 4 PXI 6070E PXI 6040E PCI 6071E CPCI 6070E CPCI 6040E VXI MIO 64E 1 _AIGnd _Ref5V __CMRef5V __AOGnd __AO0vsAOGnd _AO0vsRef5V __AO1vsAOGnd _AO1vsRef5V __AO1VsAO0 __DevTemp AT AI 16XE 10 PCI 6032E PCI 6033E DAQCard AI 16XE 50 _AIGnd _Ref5V __A0Gnd AT MIO 16E 1 AT MIO 16E 2 AT MIO 16E 3 AT MIO 16DE 10 AT MIO 16E 10 DAQPad 6020E _AIGnd _Ref5V _CMRef5V _AOGnd _AO0vsAOGnd _AO0vsRef5V _AO1vsAOGnd _AO1vsRef5V Appendix A DAQ Hardware Capabilities National Instruments Corporation A 5 Measure Data Acquisition User Manual Table A 5 Analog Output Characteristics MIO and AI Devices Device Channel Numbers DAC Type FIFO Size Output Limits V Update Clocks Transfer Method AT MIO 16E 1 AT MIO 16E 2 AT MIO 64E 3 VXI MIO 64E 1 0 1 12 bit double buffered 2048 0 to 10 10 Vref 0 to Vref Vref Update clock 1 or external updat
35. ant Measure to display the acquired data in volts Otherwise Measure displays the data as the binary values read from the analog to digital converter ADC Timing Settings A scan as a snapshot of the voltages present on your channels at a given instant The scan rate determines how many scans per second Measure executes which means that Measure samples each channel at the scan rate you choose If you set your scan rate to 10 scans per Chapter 4 Analog Input Reference National Instruments Corporation 4 5 Measure Data Acquisition User Manual second you are taking 10 snapshots each second of all the channels in your scan list If Channel 2 is in your scan list you sample Channel 2 ten times per second Your scan rate is your sampling rate per channel In reality your device does not take a snapshot of all your channels instantaneously unless it has the capability to do simultaneous sampling Rather for each scan as timed by the scan clock the device proceeds from one channel in the scan list to the next depending on the channel clock rate The faster the channel clock rate the more closely in time the channels are sampled within each scan The reciprocal of the channel clock rate is called the interchannel delay or channel interval as shown in Figure 4 2 Figure 4 2 Scan Clock and Channel Clock Measure automatically calculates the smallest safe interchannel delay for your given configuration and device If you select a
36. asks dialog box Note If you want to generate waveforms on more than one channel you must add each channel separately to the channel list Also Measure requires that all channels have the same number of voltage values to generate If the range of data for one channel is larger than for another channel in the scan list the shorter range of data is padded with the value 0 when Measure generates the waveforms Advanced Configuration For most tasks it is not necessary to use the Advanced Analog Output Configuration dialog box as shown in Figure 5 2 You cannot use it if you selected Use Named Channel as your data acquisition device With this dialog box you can change the output range of your device by specifying new high and low limits or you can specify a current channel type if your device supports it Refer to Table 5 2 for detailed information Figure 5 2 Advanced Analog Output Configuration Dialog Box Chapter 5 Analog Output Reference Measure Data Acquisition User Manual 5 4 National Instruments Corporation Table 5 2 Advanced Analog Output Configuration Options Option Description High Limit volts The high limit is equal to your reference voltage and is the maximum voltage the DAC can produce If you have an AT AO 6 10 board and your Channel Type is current you can calculate the maximum possible current with the following equation Imax Vref 2 5 0 625 mA The following list contains the default settings for
37. asks to the DAQ Menu 3 Highlight each of the tasks in the window on the right and click on the Add button to add them to the DAQ menu 4 Click on the OK button to return to the Configure DAQ Tasks menu Click on the OK button to return to the Excel worksheet 5 Pull down the DAQ menu Notice that two new entries now appear in the DAQ menu as shown in Figure 2 8 Now you can select these tasks and execute them from the worksheet without going into the Measure dialog boxes Figure 2 8 The DAQ Menu Chapter 2 Getting Started with Data Acquisition Tasks National Instruments Corporation 2 9 Measure Data Acquisition User Manual Saving Tasks Each of your tasks are stored in your workbook automatically when you click on the OK button in the DAQ Tasks dialog box If you configure a new task but click on the Cancel button from the DAQ Tasks dialog box Measure does not store your new task in your workbook Your tasks are saved as part of the Excel workbook Each time you launch Excel and open a workbook that contains Measure tasks they appear in the task list of the DAQ Tasks dialog box Managing Tasks in a Workbook This section describes how to use the DAQ Tasks dialog box as shown in Figure 2 9 to manage the tasks in a workbook You can open this dialog box by selecting DAQ Configure DAQ Tasks from the menu bar Figure 2 9 DAQ Tasks Dialog Box Chapter 2 Getting Started with Data Acquisition Tasks Measure Data Ac
38. ation Device Channel Numbers DAC Type FIFO Size Output Limits V Update Clocks Transfer Method AT MIO 16F 5 AT MIO 64F 5 0 1 12 bit double buffered 64F 5 2 K FIFO 0 to 10 10 Vref 0 to Vref Update clock 1 is first available of ctr 5 2 1 or external update Default is 5 Timebase signal range is 5 000 000 1 000 000 100 000 10 000 1 000 and 100 DMA interrupts AT MIO 16X 0 1 16 bit double buffered 2 K FIFO 10 0 to 10 Vref 0 to Vref Update clock 1 is first available on ctr 5 2 1 or external update Timebase signal range is 5 000 000 1 000 000 100 000 10 000 1 000 100 DMA interrupts AT MIO 16 16D 0 1 12 bit double buffered 0 to 10 10 Vref 0 to Vref Update clock 1 is ctr2 or external update Timebase signal range is 1 000 000 100 000 10 000 1 000 and 100 Interrupts Appendix A DAQ Hardware Capabilities National Instruments Corporation A 7 Measure Data Acquisition User Manual Table A 6 Analog Output Characteristics E series devices Device Reglitching Capable Ground Reference Capable Can Control FIFO Request Modes AO Gating Pause Resume Supported Multiple Buffers Supported AT MIO 16E 1 AT MIO 16E 2 AT MIO 64E 3 VXI MIO 64E 1 Yes No No No Yes AT MIO 16E 10 AT MIO 16DE 10 No No No Yes Yes AT MIO
39. attempts to achieve complicated gain distributions over SCXI channels on the same module by manipulating the scan list and returns this error if it fails 10400 The specified resource is owned by the user and cannot be accessed or modified by the driver 10401 The specified device is not a National Instruments product the driver does not support the device for example the driver was released before the device was supported or the device has not been configured using the NI DAQ Configuration Utility 10402 No device is located in the specified slot or at the specified address 10403 The specified device does not support the requested action the driver recognizes the device but the action is inappropriate for the device 10404 No line is available 10405 No channel is available 10406 No group is available 10407 The specified line is in use 10408 The specified channel is in use 10409 The specified group is in use Appendix B Error Codes Measure Data Acquisition User Manual B 6 National Instruments Corporation 10410 A related line channel or group is in use if the driver configures the specified line channel or group the configuration data or handshaking lines for the related line channel or group will be disturbed 10411 The specified counter is in use 10412 No group is assigned or the specified line or channel cannot be assigned to a group 10413 A group is already
40. cans and pretrigger scans implies that a triggered start is intended but triggering is not enabled 10689 Digital trigger B is illegal for the number of total scans and pretrigger scans specified 10690 This board does not allow digital triggers A and B to be enabled at the same time 10691 This board does not allow an external sample clock with an external scan clock start trigger or stop trigger 10692 The acquisition cannot be started because the channel clock is disabled 10693 You cannot use an external scan clock when doing a single scan of a single channel 10694 The scan rate is above the maximum or below the minimum for the hardware gains and filters used 10695 You have set up an operation that requires the use of interrupts DMA is not allowed For example some DAQ events such as messaging and LabVIEW occurrences require interrupts 10696 Multi rate scanning cannot be used with the AMUX 64 SCXI or pretriggered acquisitions 10697 Unable to convert your timebase interval pair to match the actual hardware capabilities of this board 10698 You cannot use this combination of scan and sample clock timebases for this board 10699 You cannot use this combination of scan and sample clock source polarities for this operation and board 10700 You cannot use this combination of scan and convert clock signal sources for this operation and board Appendix B Error Codes Measure Data Acquisit
41. channel By channel DC AT MIO 16 16D By channel By device By device By device DC 1 The 64 channel MIO E series boards have unusual scan strings when the analog input is differential For example the possible channels needed to acquire data from a differential input situation is 0 7 16 23 and etc By device means you select the value of a parameter with hardware jumpers and the selection affects any group of channels on the device By group means you program the selection through software and the selection affects all the channels used at the same time By channel means you program the selection with hardware jumpers or through software on a per channel basis When a specific value for a parameter is shown that parameter value is fixed Appendix A DAQ Hardware Capabilities Measure Data Acquisition User Manual A 2 National Instruments Corporation Table A 2 Analog Input Characteristics MIO and AI Devices Part 1 Device Number of Channels Resolution Gains 1 Range V 1 Input FIFO words Scanning 2 AT MIO 16E 1 AT MIO 16E 2 AT MIO 16E 10 AT MIO 16DE 10 PCI MIO 16E 1 PCI MIO 16E 4 16SE 8DI 12 bits 0 5 1 2 5 10 20 50 100 5 0 to 10 512 E 1 8 192 E 2 and E4 2 048 Up to 512 PCI 6110E PCI 6111E 4 DI 2 DI 12 bits 12 bits 0 2 0 5 1 2 5 10 20 50 10 512 Up to 4 Up to 2 AT MIO 64E 1 3 64SE 32DI 12 bits 0 5 1
42. cify In columns for the orientation Measure displays the first scan of data in cells A5 D5 the second in A6 D6 and so on The acquired data from the first channel in your scan list is displayed in the column headed by cell A5 the acquired data from the second channel in your scan list is displayed in the column headed by cell B5 and so on At Cell Specify the target range of the acquired data Either explicitly type the cell address or highlight the text in this field and select a cell on any worksheet in the workbook Measure automatically records the address of your selection in this field In Columns Select this option if you want to display your data in a channel per column orientation In Rows Select this option if you want to display your data in a channel per row orientation Table 4 2 contains a list of the choices for the Analog Input Configuration dialog box with descriptions of their use Chapter 4 Analog Input Reference National Instruments Corporation 4 7 Measure Data Acquisition User Manual Table 4 2 Analog Input Configuration Buttons Options Option Button Description Task Name When you create a new AI task Measure suggests a unique name for your new task You can specify a name that is unique to the currently active workbook for this task Trigger Most data acquisition devices have a hardware digital trigger input TTL level Click this button to configure a digital trigger for your device
43. cquisition on the rising edge of the PFI0 EXTTRIG STARTTRIG depending on the board you are using input on the connector Otherwise Measure starts the acquisition with a software trigger Acquire until trigger Select this option if you want to stop your acquisition on the rising edge of the PFI1 EXTTRIG STOPTRIG depending on the board you are using signal on the connector Otherwise the acquisition ends after Measure acquires all the scans scans after trigger Specify the number of scans to acquire after the stop trigger occurs Timeout seconds Specify a timeout value in seconds If you want Measure to calculate a timeout value for you enter 1 If you specify an externally generated scan clock and a timeout value of 1 Measure disables the timeout You can stop the acquisition by pressing the lt Q gt key Mode Reference The Analog Input Mode applies to all the channels in your scan list Select Analog Input Configuration Mode to open the Analog Input Mode dialog box as shown in Figure 4 5 Note The Mode button is disabled in the Analog Input Configuration dialog box when you select Use Named Channels for your data acquisition device in the DAQ Tasks dialog box Chapter 4 Analog Input Reference National Instruments Corporation 4 9 Measure Data Acquisition User Manual Figure 4 5 Analog Input Mode Dialog Box Table 4 4 contains a list of Analog Input Mode choices with descriptions of their use Table 4
44. dialog box 4 9 Number of iterations field Analog Output Configuration dialog box 2 6 5 2 Number of scans field Analog Input Configuration dialog box 2 4 4 4 O operating modes SCXI modules 3 1 to 3 3 P parallel operating mode SCXI 3 1 R Referenced Single Ended Channels field Analog Input Mode dialog box 4 9 Remove button Analog Output Configuration dialog box 5 1 to 5 2 removing DAQ Add In manually 1 3 Excel error message C 2 round robin scanning figure 4 5 Run button DAQ Tasks dialog box 2 5 2 7 2 10 S saving tasks 2 9 Scale to volts checkbox Analog Input Configuration dialog box 4 4 scan clock external See clocks scan list analog input 2 3 4 2 to 4 4 scan rate selecting number of scans per second 4 5 setting 2 4 4 4 to 4 5 scans specifying number for acquisition 2 3 to 2 4 4 4 scans after trigger field Hardware Digital Trigger dialog box 4 8 Scans second field Analog Input Configuration dialog box 2 4 4 5 SCXI modules See also DAQ hardware capabilities analog input 3 2 to 3 4 Index National Instruments Corporation I 5 Measure Data Acquisition User Manual channel strings syntax table 3 4 multiple SCXI modules and chassis 3 3 to 3 4 analog output 3 5 configuration 3 1 operating modes 3 1 to 3 2 overview 3 1 Signal Conditioning Extension for Instrumentation SCXI See SCXI modules Specify interchannel delay option Advanced Timing Settings dialog box
45. e Chapter 5 Analog Output Reference introduces some concepts of data acquisition and contains a reference for basic and advanced Analog Output Configuration About This Manual Measure Data Acquisition User Manual x National Instruments Corporation Chapter 6 Using Measure Data Acquisition Tasks with VBA describes how to run tasks from within Visual Basic for Applications Appendix A DAQ Hardware Capabilities contains tables that summarize the analog I O capabilities of National Instruments data acquisition devices you might use with Measure for Windows Appendix B Error Codes describes the errors that can occur while using the Measure DAQ Add In Appendix C Troubleshooting describes solutions to problems that you might encounter using the Measure DAQ Add In Appendix D Customer Communication contains forms you can use to request help from National Instruments or to comment on our products and manuals The Glossary contains an alphabetical list and descriptions of terms used in this manual including abbreviations acronyms metric prefixes mnemonics and symbols The Index contains an alphabetical list of key terms and topics in this manual including the page where you can find each one Conventions Used in This Manual The following conventions are used in this manual bold Bold text denotes a parameter or the introduction of menus menu items or dialog box butto
46. e DMA interrupts AT MIO 16E 10 AT MIO 16DE 10 12 bit double buffered 0 10 0 to 10 0 to Vref Vref Update clock 1 or external update DMA Interrupts AT MIO XE 50 12 bit double buffered 0 10 Update clock 1 or external update DMA Interrupts DAQPad MIO 16XE 50 12 bit double buffered 0 10 Update clock 1 or external update Interrupts AT MIO 16XE 10 VXI MIO 64XE 10 PCI MIO 16XE 10 CPCI 6030E PXI 6030E PCI 6031E 16 bit double buffered 2048 10 0 to 10 Update clock 1 or external update DMA Interrupts PCI MIO 16E 1 CPCI 6070E PXI 6070E PCI 6071E 12 bit double buffered 2048 10 0 to 10 Update clock 1 or external update DMA Interrupts PCI MIO 16E 4 CPCI 6040E PXI 6040E 12 bit double buffered 512 10 0 to 10 Update clock 1 or external update DMA Interrupts PCI MIO 16XE 50 CPCI 6011E PXI 6011E 12 bit double buffered 0 10 Update clock 1 or external update DMA Interrupts DAQPad 6020E 12 bit double buffered 0 10 0 to 10 Update clock 1 or external update DMA Interrupts PCI 6110E PCI 6111E 16 bit double buffered 4096 10 Update clock 1 or external update DMA Interrupts Appendix A DAQ Hardware Capabilities Measure Data Acquisition User Manual A 6 National Instruments Corpor
47. e clock 2 channels are 2 3 4 5 6 7 8 9 2 to 3 2 to 5 2 to 7 2 to 9 timebase signal range is 1 000 000 100 000 10 000 1 000 100 For update clock 1 channels are any one channel N or set of channel pairs 0 N for update clock 2 channels are 2 N same rules as above N 6 N 10 Update clock 1 channels DMA interrupts update clock 2 channels interrupts PC AO 2DC Plug and Play 0 1 0 to 10V 5V 0 20mA sink software selectable DAQCard AO 2DC 0 1 0 to 10V 5V 0 20mA sink software selectable VXI AO 48XDC voltage 0 through 47 current 0 through 47 18 bit 10 1 V to 10 1 V 0 1 mA to 20 1 mA source voltage and current channels are independent National Instruments Corporation B 1 Measure Data Acquisition User Manual Error Codes This appendix describes the errors that can occur while using the Measure DAQ Add In Table B 1 Data Acquisition Error Codes Error Code Error Description 2001 Unable to find task 2002 The worksheet that is specified in the task s configuration does not exist 2003 The range that is specified in the task s configuration is not valid 2004 Excel is out of memory Use a smaller range 2101 An analog output channel string represents multiple analog output channels Measure requires that each analog output channel st
48. e current operating mode or continuous operation is not allowed for this type of device 10632 Certain inputs were ignored because they are not relevant in the current operating mode 10633 The specified analog output regeneration mode is not allowed for this board 10634 No continuous double buffered transfer is in progress for the specified resource Appendix B Error Codes National Instruments Corporation B 9 Measure Data Acquisition User Manual 10635 Either the SCXI operating mode specified in a configuration call is invalid or a module is in the wrong operating mode to execute the function call 10636 You cannot start a continuous double buffered operation with a synchronous function call 10637 Attempted to configure a buffer after the buffer had already been configured You can configure a buffer only once 10680 All channels of this board must have the same gain 10681 All channels of this board must have the same range 10682 All channels of this board must be the same polarity 10683 All channels of this board must have the same coupling 10684 All channels of this board must have the same input mode 10685 The clock rate exceeds the board s recommended maximum rate 10686 A configuration change has invalidated the scan list 10687 A configuration change has invalidated the acquisition buffer or an acquisition buffer has not been configured 10688 The number of total s
49. e interrupt levels for two or more devices are the same 10251 The DMA configuration is incorrect given the capabilities of the computer DMA controller or device 10252 The DMA channels for two or more devices are the same 10253 Unable to find one or more jumperless boards you have configured using the NI DAQ Configuration Utility 10254 Cannot configure the DAQCard because 1 the correct version of the card and socket services software is not installed 2 the card in the PCMCIA socket is not a DAQCard or 3 the base address and or interrupt level requested are not available according to the card and socket services resource manager Try different settings or use AutoAssign in the NIDAQ configuration utility 10255 There was an error in initializing the driver for Remote SCXI 10256 There was an error in opening the specified COM port 10257 Bad base address specified in the configuration utility 10258 Bad DMA channel 1 specified in the configuration utility or by the operating system 10259 Bad DMA channel 2 specified in the configuration utility or by the operating system 10260 Bad DMA channel 3 specified in the configuration utility or by the operating system 10261 The user mode code failed when calling the kernel mode code Appendix B Error Codes National Instruments Corporation B 5 Measure Data Acquisition User Manual 10340 No RTSI signal line is connected or the specified signal and t
50. e spreadsheet to place your acquired data Measure begins with the upper left most cell in the range that you supply and places the data in rows or columns from that point in the worksheet Type A 1 to place the 100 elements of data in the first column of your worksheet 5 Type the name Read Channel 0 in the Task Name field 6 Click on the Description button to add a description for your task under development as shown in Figure 2 3 Type Acquire 100 points of data from channel 0 in the Task Description dialog box and click on the OK button Now you have finished specifying your first Measure analog input task Chapter 2 Getting Started with Data Acquisition Tasks National Instruments Corporation 2 5 Measure Data Acquisition User Manual Figure 2 3 Task Description Dialog Box 7 Click on the OK button to return to the DAQ Tasks dialog box as shown in Figure 2 4 Notice that you now have a task named Read Channel 0 in your task list and that the description for this new task appears in the dialog box as well Figure 2 4 DAQ Tasks Dialog Box 8 Click on the Run button to execute the task When the task completes there are 100 datapoints in column A of your worksheet Chapter 2 Getting Started with Data Acquisition Tasks Measure Data Acquisition User Manual 2 6 National Instruments Corporation Configuring an Analog Output Task If your DAQ device has analog output channels you can use Measure to generate
51. el string in the scan list to specify the channels on specific SCXI modules you want to acquire All other parameters of the DAQ Add In operate the same SCXI Operating Modes You can operate SCXI modules in two different modes multiplexed and parallel In the multiplexed mode all analog input channels for each SCXI module are multiplexed routed onto one input channel of Chapter 3 Using SCXI with Measure DAQ Measure Data Acquisition User Manual 3 2 National Instruments Corporation your data acquisition device The multiplexed mode is the default and recommended mode to use with SCXI In the parallel mode each SCXI module is directly connected to one data acquisition device and each analog input channel on a SCXI module is connected to a separate analog input channel on the data acquisition device Not all data acquisition devices or SCXI modules support the parallel mode Consult your data acquisition hardware user manual for more information SCXI Analog Input The following information is not relevant if you used the Channel Wizard to configure your channels To configure channels on a SCXI analog input module in the DAQ task configuration select the DAQ device in the main DAQ Tasks dialog box to which the SCXI module is directly or indirectly connected Then click on the AI button to create an AI task or the Edit button to modify an existing AI task In the Analog Input Configuration dialog box specify the SCXI channel s
52. er and faster National Instruments provides comprehensive technical assistance around the world In the U S and Canada applications engineers are available Monday through Friday from 8 00 a m to 6 00 p m central time In other countries contact the nearest branch office You may fax questions to us at any time Electronic Services Bulletin Board Support National Instruments has BBS and FTP sites dedicated for 24 hour support with a collection of files and documents to answer most common customer questions From these sites you can also download the latest instrument drivers updates and example programs For recorded instructions on how to use the bulletin board and FTP services and for BBS automated information call 512 795 6990 You can access these services at United States 512 794 5422 or 800 327 3077 Up to 14 400 baud 8 data bits 1 stop bit no parity United Kingdom 01635 551422 Up to 9 600 baud 8 data bits 1 stop bit no parity France 1 48 65 15 59 Up to 9 600 baud 8 data bits 1 stop bit no parity FTP Support To access our FTP site log on to our Internet host ftp natinst com as anonymous and use your Internet address such as joesmith anywhere com as your password The support files and documents are located in the support directories Appendix D Customer Communication Measure Data Acquisition User Manual D 2 National Instruments Corporation Fax on Demand Support Fax on Demand is a 24
53. er has been stopped This is to prevent regeneration for output operations or to reallocate resources for input operations 10804 The transfer stopped prior to reaching the end of the transfer buffer 10805 The clock rate is faster than the hardware can support An attempt to input or output a new data point was made before the hardware could finish processing the previous data point This condition may also occur when glitches are present on an external clock signal 10806 No trigger value was found in the input transfer buffer 10807 The trigger occurred before sufficient pretrigger data was acquired 10808 An error occurred in the parallel port communication with the DAQ device 10809 Attempted to start a pulse width measurement with the pulse in the phase to be measured e g high phase for high level gating 10810 An unexpected error occurred inside the driver when performing this given operation 10840 The contents or the location of the driver file was changed between accesses to the driver 10841 The firmware does not support the specified operation or the firmware operation could not complete due to a data integrity problem 10842 The hardware is not responding to the specified operation or the response from the hardware is not consistent with the functionality of the hardware Appendix B Error Codes National Instruments Corporation B 11 Measure Data Acquisition User Manual 10843 Because
54. erate a waveform analog trigger A trigger that occurs at a user selected point on an incoming analog signal Triggering can be set to occur at a specified level on either an increasing or a decreasing signal positive or negative slope Analog triggering can be implemented either in software or in hardware When implemented in software Measure all data is collected transferred into system memory and analyzed for the trigger condition When analog triggering is implemented in hardware no data is transferred to system memory until the trigger condition has occurred AO Analog output array Ordered indexed set of data elements of the same type Asynchronous A method of data communications in which information is transmitted one character at a time A start bit precedes each character and a stop bit follows each character The start bit signals the beginning of the character transmission and the stop bit indicates its completion The Serial Add In uses asynchronous communications in its data exchanges B bipolar A signal range that includes both positive and negative values for example 5 to 5 V buffer Temporary storage for acquired or generated data Byte The standard method of representing numbers or characters in a computers Eight binary digits bits make up a byte Glossary National Instruments Corporation G 3 Measure Data Acquisition User Manual C channel Pin or wire lead to which you apply or fr
55. error message C 2 fax and telephone support D 2 FaxBack support D 2 FTP support D 1 functions DAQ 6 1 to 6 2 GetDAQErrorMessage function 6 3 G GetDAQErrorMessage function 6 3 H Hardware Digital Trigger dialog box Acquire until trigger 4 8 scans after trigger 4 8 Start acquisition on trigger 4 8 Timeout seconds 4 8 High Limit field Advanced Analog Output configuration dialog box 5 4 Analog Input Configuration dialog box 4 3 I In Columns option Analog Input Configuration dialog box 4 6 Index Measure Data Acquisition User Manual I 4 National Instruments Corporation In Rows option Analog Input Configuration dialog box 4 6 installation adding DAQ Add In manually 1 3 removing DAQ Add In manually 1 3 steps for installation 1 3 uninstalling Measure 1 4 interchannel delay specifying 4 10 L Low Limit field Advanced Analog Output configuration dialog box 5 3 to 5 4 Analog Input Configuration dialog box 4 2 M manual See documentation Measure installing 1 3 overview 1 2 uninstalling 1 4 using with DAQ devices 1 1 Microsoft Excel error message after removing DAQ Add In manually C 2 Mode button Analog Input Configuration dialog box 4 7 mode selection in Analog Input Mode dialog box 4 8 to 4 9 multiplexed operating mode SCXI 3 1 N Named channels 2 2 2 6 4 4 5 2 5 3 NI DAQ driver software configuring 1 2 Non Referenced Single Ended Channels option Analog Input Mode
56. es and portable devices table A 10 MIO and AI devices table A 5 to A 6 terminal block selection guide SCXI modules table A 12 DAQ menu adding tasks 2 8 no menu appears C 1 DAQ Tasks dialog box managing tasks in workbook 2 9 to 2 10 options table 2 10 purpose and use 2 2 data acquisition boards See DAQ devices Data acquisition device option DAQ Tasks dialog box 2 10 data acquisition tasks See tasks Data acquisition tasks option DAQ Tasks dialog box 2 10 Data cells field Analog Output Configuration dialog box 2 6 5 2 Delete option DAQ Tasks dialog box 2 10 Description button Analog Input Configuration dialog box 2 4 4 7 Analog Output Configuration dialog box 5 2 devices See DAQ devices Differential Channels option Analog Input Mode dialog box 4 9 displaying acquired data 4 6 documentation conventions used in manual x xi organization of manual ix x E Edit DAQ Menu dialog box 2 8 Edit Menu option DAQ Tasks dialog box 2 10 Edit option DAQ Tasks dialog box 2 10 e mail support D 2 error codes B 1 to B 12 Excel error message after removing DAQ Add In manually C 2 external clock advanced timing settings 4 10 External scan clock option 4 5 MIO E Series devices note 4 6 Use external channel clock option 4 10 External scan clock option Analog Input Configuration dialog box 4 5 External Voltage Reference checkbox Advanced Analog Output configuration dialog box 5 4 F Fatal
57. for The programming language built into Microsoft Applications VBA Excel Vref Voltage reference W waveform Multiple voltage readings taken at a specific sampling rate National Instruments Corporation I 1 Measure Data Acquisition User Manual A Acquire until trigger option Hardware Digital Trigger dialog box 4 7 Add button Analog Input Configuration dialog box 2 3 3 3 Analog Output Configuration dialog box 5 1 adding DAQ Add In manually 1 3 adding tasks to DAQ menu 2 8 Advanced Analog Output Configuration dialog box 5 3 to 5 4 illustration 5 3 options table 5 4 Advanced button Analog Output Configuration dialog box 5 1 Advanced Timing Settings dialog box illustration 4 10 options table 4 10 AI option DAQ Tasks dialog box 2 2 2 10 analog input SCXI modules 3 2 to 3 4 channel strings syntax table 3 4 multiple SCXI modules and chassis 3 3 to 3 4 analog input characteristics Lab 1200 Series and portable devices table A 9 MIO and AI devices table A 2 to A 3 SCXI modules table A 10 to A 11 analog input configuration See also Analog Input Configuration dialog box advanced timing settings 4 10 display 4 6 mode reference 4 8 to 4 10 scan information 4 4 selecting channels for scanning 4 2 to 4 3 task configuration 2 3 to 2 5 timing settings 4 4 to 4 5 trigger reference 4 7 to 4 8 Analog Input Configuration dialog box Analog Input Scan List 2 3 4 2 to 4 4 At Cell 4
58. ganization of the manual If you find errors in the manual please record the page numbers and describe the errors Thank you for your help Name Title Company Address Phone Mail to Technical Publications Fax to Technical Publications National Instruments Corporation National Instruments Corporation 6504 Bridge Point Parkway 512 794 5678 Austin TX 78730 5039 National Instruments Corporation G 1 Measure Data Acquisition User Manual Prefix Meaning Value p n m k M pico nano micro milli kilo mega 10 12 10 9 10 6 10 3 103 106 Numbers Symbols 1D One dimensional 2D Two dimensional A A D Analog to digital ADC Analog to digital converter An electronic device often an integrated circuit that converts an analog voltage to a digital number ADC resolution The resolution of the ADC which is measured in bits An ADC with 16 bits has a higher resolution and thus a higher degree of accuracy than a 12 bit ADC AI Analog input Glossary Measure Data Acquisition User Manual G 2 National Instruments Corporation Analog Input The specification of the analog input channels input Configuration limits input mode and scan rate that Measure will use to acquire a waveform Analog Output The specification of the analog output channels output Configuration limits data points and update rate that Measure will use to gen
59. he Measure Data Acquisition Add In you are ready to acquire data This chapter contains a tutorial for each of the following basic functions Selecting a Data Acquisition task Configuring an Analog Input task Configuring an Analog Output task Adding tasks to the DAQ menu Saving tasks Managing tasks in a workbook You only need to read the sections for the functions that you use in your application Selecting a Data Acquisition Task This section contains step by step instructions for configuring analog input and output tasks with Measure To configure tasks complete the following steps 1 Launch Excel 2 Select DAQ Configure DAQ Tasks to display the DAQ Tasks dialog box as shown in Figure 2 1 Chapter 2 Getting Started with Data Acquisition Tasks Measure Data Acquisition User Manual 2 2 National Instruments Corporation Figure 2 1 DAQ Tasks Dialog Box The DAQ Tasks dialog box manages the I O operations or tasks that you define with Measure From this dialog box you can create new tasks edit existing tasks and run I O tasks interactively to test their operation 3 Select a DAQ device from the Data acquisition device drop down listbox at the top of the dialog box The list of devices available in the drop down listbox is taken from the devices that you have configured If you configured your channels with the Channel Wizard select Use Named Channels in the list box If yo
60. he specified line are not connected or your connection to an RDA server either cannot be made or has been terminated 10341 The RTSI signal line cannot be connected as specified 10342 The specified RTSI signal is already being driven by a RTSI line or the specified RTSI line is already being driven by a RTSI signal 10343 The specified SCXI configuration parameters are invalid or the function cannot be executed with the current SCXI configuration 10344 The Remote SCXI unit is not synchronized with the host Reset the chassis again to resynchronize it with the host 10345 The required amount of memory cannot be allocated on the Remote SCXI unit for the specified operation 10346 The packet received by the Remote SCXI unit is invalid Check your serial port cable connections 10347 There was an error in sending a packet to the remote chassis Check your serial port cable connections 10348 The Remote SCXI unit is in reprogramming mode and is waiting for reprogramming commands from the host NI DAQ Configuration Utility 10349 The module ID read from the SCXI module conflicts with the configured module type 10360 The DSP driver was unable to load the kernel for its operating system 10370 The scan list is invalid for example you are mixing AMUX 64T channels and onboard channels scanning SCXI channels out of order or have specified a different starting channel for the same SCXI module Also the driver
61. help files to the directory that you choose and creates a program group Setup also automatically configures Excel to load the DAQ Add In when you launch Excel If you do not want Excel to automatically load the DAQ Add In remove the Add In manually as described in the following section Manually Adding or Removing the DAQ Add In To add the DAQ Add In manually complete the following steps 1 In Excel select Tools Add Ins 2 In the Add Ins dialog box search the Add Ins Available list box for the Measure Data Acquisition Add In entry Click in the checkbox next to the Measure Data Acquisition Add In entry If you cannot find the entry click the Browse button and look for DAQ XLA in the directory where you installed Measure To remove the DAQ Add In manually deselect the checkbox next to it as shown in Figure 1 1 The next time you launch Excel Excel will not load the DAQ Add In automatically Chapter 1 Introduction Measure Data Acquisition User Manual 1 4 National Instruments Corporation Figure 1 1 Add Ins Dialog Box Uninstalling Measure To uninstall Measure remove Serial Data Acquisition and GPIB Add Ins from the Add Ins list in Excel Double click the Uninstall icon in the Measure folder to remove Measure from your computer National Instruments Corporation 2 1 Measure Data Acquisition User Manual Getting Started with Data Acquisition Tasks After you install and configure your hardware and install t
62. high limit If you want to use a high limit that differs from the ones given in this list you must supply an external voltage reference on the EXTREF pin of the connector and select the External Voltage Reference option Most devices 10 0 V Lab 1200 Series 5 0 V or 10 0 V Low Limit volts The low limit is either 0 0 Volts or a value equal to but opposite in sign to the upper limit External Voltage Reference Select this option if you want to supply an external voltage reference on the EXTREF pin of the connector National Instruments Corporation 6 1 Measure Data Acquisition User Manual Using Measure Data Acquisition Tasks with VBA This chapter describes how to run tasks from within Visual Basic for Applications There are two ways to execute DAQ Add In functions in a VBA module 1 Indirectly you can use Application Run returnValue Application Run FuncName arg1 Application Run FuncName arg1 2 Directly after you add a reference to the DAQ Add In To add a reference to the DAQ Add In select Tools References and select the checkbox next to the Data Acquisition Add In returnValue FuncName arg1 FuncName arg1 Function Reference The DAQ Add In has one function that you can call to run a task that has been configured already and one function to translate an error code to an error description DAQ Runs the task named TaskName Syntax Function DAQ TaskName as String NewTargetRange a
63. hose difference you measure Glossary Measure Data Acquisition User Manual G 4 National Instruments Corporation DMA Direct memory access A method by which data you can transfer data to computer memory from a device or memory on the bus or from computer memory to a device while the processor does something else DMA is the fastest method of transferring data to or from computer memory driver Software that controls a specific hardware device such as a data acquisition board E EISA Extended Industry Standard Architecture external trigger A voltage pulse from an external source that triggers an event such as A D conversion F FIFO A first in first out memory buffer In a FIFO the first data stored is the first data sent to the acceptor G gain The factor by which a signal is amplified sometimes expressed in decibels I input limits The upper and lower voltage inputs for a channel You must use a pair of numbers to express the input limits The VIs can infer the input limits from the input range input polarity and input gain s Similarly if you wire the input limits range and polarity the VIs can infer the onboard gains when you do not use SCXI input range The difference between the maximum and minimum voltages an analog input channel can measure at a gain of 1 The input range is a scalar value not a pair of numbers By itself the input range Glossary National Instruments Corporation
64. ing this operation 10858 The system has reconfigured the device and has invalidated the existing configuration The device requires reinitialization to be used again 10880 A change to the update rate is not possible at this time because 1 when waveform generation is in progress you cannot change the interval timebase or 2 when you make several changes in a row you must give each change enough time to take effect before requesting further changes 10881 You cannot do another transfer after a successful partial transfer 10882 The data collected on the Remote SCXI unit was overwritten before it could be transferred to the buffer in the host Try using a slower data acquisition rate if possible 10883 New data could not be transferred to the waveform buffer of the Remote SCXI unit to keep up with the waveform update rate Try using a slower waveform update rate if possible 10884 Could not rearrange data after a pretrigger acquisition completed Appendix B Error Codes Measure Data Acquisition User Manual B 12 National Instruments Corporation 10920 One or more data points may have been lost during buffered GPCTR operations due to speed limitations of your system 10940 No response was received from the Remote SCXI unit within the specified time limit 10941 Reprogramming the Remote SCXI unit was unsuccessful Please try again 10942 An invalid reset signature was sent from the host to the Remote SCXI un
65. introduces some basic concepts of data acquisition and contains a reference for analog input configuration hardware digital triggering analog input modes and advanced timing You should be familiar with the hardware capabilities of your data acquisition device DAQ Device Overview Measure works with a wide variety of National Instrument DAQ devices This chapter provides a technical overview and reference information about using Measure for analog input operations Many of the parameters that you can set up with Measure vary depending on your DAQ device For example DAQ devices vary in acquisition speed which affects how fast you can acquire data using Measure In addition some DAQ devices have more extensive triggering capabilities than other DAQ devices Measure does not disable any of its options according to the selected DAQ device When selecting options which are not supported by a particular DAQ device you get an error message during configuration or testing Refer to the documentation included with your DAQ hardware to learn more about the particular capabilities of your DAQ device Chapter 4 Analog Input Reference Measure Data Acquisition User Manual 4 2 National Instruments Corporation Analog Input Configuration Overview Select DAQ Configure DAQ Tasks and then click on the AI button to open the Analog Input Configuration dialog box as shown in Figure 4 1 The following sections describe the fields within the Analog In
66. ion JS C 1 channels multiplexed or parallel SCXI 1122 16 DI or 8 DI and 8 excitation SW M1 channels 10 0 01 0 02 0 05 0 1 0 2 0 5 1 2 5 10 20 50 100 200 500 1 000 2 000 SW M 1 lowpass filter with 4kHz or 4 Hz cutoff frequency 8 voltage or current excitation channels in 4 wire scanning mode multiplexed SCXI 1140 8 DI sample and hold 10 1 10 100 200 500 DS C 1 none multiplexed or parallel SCXI 1141 8 DI 5 1 2 5 10 20 50 100 SWy C 1 elliptic lowpass filter with 10Hz to 25KHz cutoff frequency2 SW M 1 disabled on a per channel basis multiplexed or parallel 1 DS C dip switch selectable per channel JS C jumper selectable per channel JS M jumper selectable per module SW C software selectable per channel SW M software selectable per module 2 The SCXI 1141 has an automatic filter setting LabVIEW sets the filter frequency based on the scan rates used with the module Appendix A DAQ Hardware Capabilities Measure Data Acquisition User Manual A 12 National Instruments Corporation Table A 12 Analog Output Characteristics SCXI Modules Module Number of Channels Output Voltage Range V or mA Mode Support SCXI 1124 6 voltage or current 0 to1 0 to 5 0 to 10 1 5 10 software selectable or 0 to 20 mA multiplexed Table
67. ion User Manual B 10 National Instruments Corporation 10701 The call had no effect because the specified channel had not been set for later internal update 10702 Pretriggering and posttriggering cannot be used simultaneously on the Lab and 1200 series devices 10710 The specified port has not been configured for handshaking 10720 The specified counter is not configured for event counting operation 10740 A signal has already been assigned to the SCXI track and hold trigger line or a control call was inappropriate because the specified module is not configured for one channel operation 10780 When you have an SC2040 attached to your device all analog input channels must be configured for differential input mode 10781 The polarity of the output channel cannot be bipolar when outputting currents 10782 The specified operation cannot be performed with the SC 2040 configured in hold mode 10783 Calibration constants in the load area have a different polarity from the current configuration Therefore you should load constants from factory 10800 The operation could not complete within the time limit 10801 An error occurred during the calibration process Possible reasons for this error include incorrect connection of the stimulus signal incorrect value of the stimulus signal or malfunction of your DAQ device 10802 The requested amount of data has not yet been acquired 10803 The on going transf
68. it 10943 The interrupt service routine on the remote SCXI unit is taking longer than necessary You do not need to reset your remote SCXI unit however please clear and restart your data acquisition National Instruments Corporation C 1 Measure Data Acquisition User Manual Troubleshooting This appendix describes solutions to problems that you might encounter using the Measure DAQ Add In Problem No DAQ menu appears Solution From the Tools Add Ins Click on the Browse button and look for DAQ XLA in the directory where you installed Measure Once you find it select it and click on the OK button If a dialog box appears with the message Replace existing DAQ XLA click on the Yes button You will see a Measure Data Acquisition Add In entry in the list box and the checkbox next to it will be checked Click on the OK button Problem The list of data acquisition devices is empty Solution Verify with the NI DAQ Configuration Utility that you have properly installed and configured your device Verify that your device is supported by Measure Refer to Appendix A DAQ Hardware Capabilities Appendix C Troubleshooting Measure Data Acquisition User Manual C 2 National Instruments Corporation Problem You are using Windows 3 1 or Windows for Workgroups 3 11 and you get a dialog box entitled Measure with the message Error 10243 The driver could not locate or open the configuration file or the format
69. l Mode are 6 4 2 and 0 Table A 9 Analog Input Characteristics Lab 1200 Series and Portable Devices Part 2 Device Scanning Triggers Max Sampling Rate S s Transfer Method Lab PC SCXI 1200 DAQPad 1200 DAQCard 1200 PCI 1200 Any single channel for multiple channels N through 0 where N lt 7 Software trigger pretrigger and posttrigger with digital trigger 100 k Lab PC 83 k Interrupts Lab PC Interrupts DMA DAQCard 500 DAQCard 516 PC 516 Any single channel for multiple channels N through 0 where N lt 7 Software trigger only 50 k Interrupts DAQCard 700 Any single channel for multiple channels N through 0 where N lt 15 Software trigger only 100 k Interrupts PC LPM 16 Any single channel for multiple channels N through 0 where N lt 15 Software trigger only 50 k Interrupts Appendix A DAQ Hardware Capabilities Measure Data Acquisition User Manual A 10 National Instruments Corporation Table A 10 Analog Output Characteristics Lab 1200 Series and Portable Devices Device Channel s DAC Type Output Limits V Update Clocks Waveform Grouping Transfer Methods Lab PC SCXI 1200 DAQPad 1200 DAQCard 1200 PCI 1200 0 1 12 bit double buffered 0 to 10 5 Update clock 1 is ctrA2 or external update timebase signal range is 1 000 000 100 000 10 000 1 000 and 100
70. l Support MIO and AI Devices A 4 Table A 5 Analog Output Characteristics MIO and AI Devices A 5 Table A 6 Analog Output Characteristics E Series Devices A 7 Table A 7 Analog Input Configuration Programmability Lab 1200 Series and Portable Devices A 8 Table A 8 Analog Input Characteristics Lab 1200 Series and Portable Devices Part 1 A 9 Table A 9 Analog Input Characteristics Lab 1200 Series and Portable Devices Part 2 A 9 Table A 10 Analog Output Characteristics Lab 1200 Series and Portable Devices A 10 Table A 11 Analog Input Characteristics SCXI Modules A 10 Table A 12 Analog Output Characteristics SCXI Modules A 12 Table A 13 Terminal Block Selection Guide SCXI Modules A 12 Table A 14 Analog Output Characteristics Analog Output Only Devices A 13 Table B 1 Data Acquisition Error Codes B 1
71. lue of 0 in this field for continuous output of the values 6 Type 1000 in the Updates per second input field As in acquiring data you must specify an update rate to determine how fast the data outputs through the analog output channel 7 Type Output 10 iterations in the Task Name input field 8 Click on the Description button and type Output 10 iterations of data on analog output Channel 0 for the description of your analog output task Click on the OK button 9 Now you have finished configuring your first Measure analog output task Click on the OK button to return to the DAQ Tasks dialog box Notice that your new analog output task appears in the task list as shown in Figure 2 6 Figure 2 6 DAQ Tasks Dialog Box 10 Highlight the Output 10 iterations task and click on the Run button to execute the analog output task Make sure you have valid voltage data in cells A1 A10 before running the task Chapter 2 Getting Started with Data Acquisition Tasks Measure Data Acquisition User Manual 2 8 National Instruments Corporation Adding Tasks to the DAQ Menu Now that the two tasks are configured and tested from the DAQ Tasks dialog box you might want to make them more accessible from your spreadsheet With Measure you can easily add these tasks to the DAQ menu 1 Select DAQ Configure DAQ Tasks 2 Click on the Edit Menu button to display the Edit DAQ Menu dialog box as shown in Figure 2 7 Figure 2 7 Adding T
72. m Hardware and Software Configuration Form Record the settings and revisions of your hardware and software on the line to the right of each item Complete a new copy of this form each time you revise your software or hardware configuration and use this form as a reference for your current configuration Completing this form accurately before contacting National Instruments for technical support helps our applications engineers answer your questions more efficiently National Instruments Products Data Acquisition Hardware Revision ________________________________________________ Interrupt Level of Hardware ______________________________________________________ DMA Channels of Hardware ______________________________________________________ Base I O Address of Hardware ____________________________________________________ NI DAQ Version _______________________________________________________________ Other Products Computer Make and Model _______________________________________________________ Microprocessor ________________________________________________________________ Clock Frequency _______________________________________________________________ Type of Video Board Installed _____________________________________________________ Operating System _______________________________________________________________ Operating System Version ________________________________________________________ Operating System Mode ____________
73. not mix channels from multiple devices within a task Chapter 2 Getting Started with Data Acquisition Tasks Measure Data Acquisition User Manual 2 4 National Instruments Corporation Note The High limit and Low limit fields and the Mode button are disabled in the Analog Input Configuration dialog box when you select Use Named Channels for your data acquisition device in the DAQ Tasks dialog box 2 In the Scan Information section of the dialog box you specify how many scans of your channel list are to be acquired A scan is a single measurement from each channel in your scan list In this example in which there is only one channel specified the number of scans is equal to the number of points acquired from Channel 0 If you specified two channels in your channel list 100 scans would result in 200 points of data acquired 100 from each channel Type 100 in the Number of Scans field 3 The Scan Rate section of the dialog box is where you specify how fast you would like to acquire the data The default setting of 1000 scans per second means that you acquire a single point from each channel in your channel list 1000 times per second Type 1000 in the Scans second field 4 The Display section of the dialog box is where you specify the cells on your worksheet to contain the acquired data You manually can type in a spreadsheet address such as A 1 or you can highlight the input field and use your mouse to select an area on th
74. ns a page break system resources may require reprogramming when the page break is encountered 10447 The operating environment is unable to grant a page lock 10448 The driver is unable to continue parsing a string input due to stack limitations 10449 A cache related error occurred or caching is not supported in the current mode 10450 A hardware error occurred in physical memory or no memory is located at the specified address 10451 The driver is unable to make the transfer buffer contiguous in virtual memory and therefore cannot lock it into physical memory thus the buffer cannot be used for DMA transfers 10452 No interrupt level is available for use 10453 The specified interrupt level is already in use by another device Appendix B Error Codes National Instruments Corporation B 7 Measure Data Acquisition User Manual 10454 No DMA controller is available in the system 10455 No DMA channel is available for use 10456 The specified DMA channel is already in use by another device 10457 DMA cannot be configured for the specified group because it is too small too large or misaligned Consult the device user manual to determine group ramifications with respect to DMA 10458 The storage disk you specified is full 10459 The NI DAQ DLL could not be called due to an interface error 10460 You have mixed VIs from the DAQ library and the _DAQ compatibility library LabVIEW 2 2 style VI
75. ns or options bold italic Bold italic text denotes a note caution or warning italic Italic text denotes emphasis a cross reference or an introduction to a key concept About This Manual National Instruments Corporation xi Measure Data Acquisition User Manual monospace Text in this font denotes text or characters that are to be literally input from the keyboard sections of code programming examples and syntax examples This font is also used for the proper names of disk drives paths directories programs subprograms subroutines device names functions variables filenames and extensions and for statements and comments taken from program code The symbol leads you through nested menu items and dialog box options to a final action The sequence Files Page Setup Options Substitute Fonts directs you to pull down the File menu select the Page Setup item select Options and finally select the Substitute Fonts option from the last dialog box Note This icon to the left of bold italicized text denotes a note which alerts you to important information Related Documentation The NI DAQ User Manual for PC Compatibles contains information that you may find helpful as you read this manual Customer Communication National Instruments wants to receive your comments on our products and manuals We are interested in the applications you develop with our products and we want to help if you have problems
76. nts the actual channel number e g 3 Channels on the SCXI modules are numbered starting at zero You specify a range of channels on your SCXI modules by listing the first and last channel separated with a colon e g 0 5 You use the SCXI channel string only when the SCXI is operating in multiplexed mode and channels are multiplexed onto one or more channels of the data acquisition device In parallel mode specify the channel of your data acquisition device to acquire Each channel on your DAQ device is mapped in hardware to one channel on a SCXI module in parallel mode Multiple SCXI Modules and Chassis The following information is not relevant if you used the Channel Wizard to configure your channels In the scan list of your DAQ AI task you can specify channels from multiple SCXI modules or chassis by adding multiple entries to the scan list Repeat the Add operation for each SCXI module However you can specify only one group of consecutive channels per SCXI module in the scan list You must specify consecutive channels in an incremental order e g ob0 sc1 md1 0 5 ob0 sc1 md2 10 19 In the DAQ Tasks dialog box the channel setting would be listed as follows The two lines in the scan list on the right are added separately by twice filling in the channel field on the left and clicking on the Add gt gt button as shown in Figure 3 1 Chapter 3 Using SCXI with Measure DAQ Measure Data Acquisition User Manual 3 4 National
77. of system limitations the driver could not write data to the device fast enough to keep up with the device throughput This error may be returned erroneously when an overRunErr has occurred 10844 New data was not written to the output transfer buffer before the driver attempted to transfer the data to the device 10845 Because of system limitations the driver could not read data from the device fast enough to keep up with the device throughput the onboard device memory reported an overflow error 10846 The driver wrote new data into the input transfer buffer before the previously acquired data was read 10847 New buffer information was not available at the time of the DMA chaining interrupt DMA transfers will terminate at the end of the currently active transfer buffer 10848 The driver could not obtain a valid reading from the transfer count register in the DMA controller 10849 The configuration file or DSP kernel file could not be opened 10850 Unable to close a file 10851 Unable to seek within a file 10852 Unable to read from a file 10853 Unable to write to a file 10854 An error occurred accessing a file 10855 NI DAQ does not support the current operation on this particular version of the operating system 10856 An unexpected error occurred from the operating system while performing the given operation 10857 An unexpected error occurred inside the kernel of the device while perform
78. of the configuration file is not compatible with the currently installed driver Solution Delete the WDAQCONF CFG file in your Windows directory Then reconfigure your hardware using the NI DAQ Configuration Utility If the problem persists contact National Instruments for an updated version of the NI DAQ driver Problem You get a dialog box entitled Measure with a message that begins Fatal error Solution Congratulations It is likely that you have found a deficiency in our code Please write down the information in the dialog box as well as the actions that you took preceding the error Try to reproduce the error Then call National Instruments technical support Problem After you remove the Measure Data Acquisition Add In in the Add Ins dialog box a dialog box entitled Microsoft Excel appears with the message Cannot access DAQ XLA Solution Click on the Cancel button This behavior which occurs because of Microsoft Excel or the OLE libraries is harmless and you can safely ignore it National Instruments Corporation D 1 Measure Data Acquisition User Manual Customer Communication For your convenience this appendix contains forms to help you gather the information necessary to help us solve technical problems you might have as well as a form you can use to comment on the product documentation Filling out a copy of the Technical Support Form before contacting National Instruments helps us help you bett
79. om which you read the analog or digital signal Analog signals can be single ended or differential For digital signals you group channels to form ports Ports usually consist of either four or eight digital channels channel clock The clock controlling the time interval between individual channel sampling within a scan Boards with simultaneous sampling do not have this clock clock Hardware component that controls timing for reading from or writing to groups conversion device Device that transforms a signal from one form to another For example analog to digital converters ADCs for analog input digital to analog converters DACs for analog output digital input or output ports and counter timers are conversion devices coupling The manner in which a signal is connected from one location to another D D A Digital to analog DAC Digital to analog converter An electronic device often an integrated circuit that converts a digital number into a corresponding analog voltage or current data acquisition Process of acquiring data typically from A D or digital input plug in boards device A plug in data acquisition board that can contain multiple channels and conversion devices device number The slot number or board ID number assigned to the board when you configured it DIFF Differential A differential input is an analog input consisting of two terminals both of which are isolated from computer ground and w
80. on Utility If you have a device with jumpers you must exit Measure power down your computer change the jumpers and run the NI DAQ Configuration Utility to configure the new setting Refer to the NI DAQ User Manual that came with your device for more information Advanced Timing Settings Usually you do not configure the advanced timing settings because Measure automatically selects reasonable values for you In some cases however you might want to select an interchannel delay or an external channel clock You can configure these settings through the Advanced Timing Settings dialog box as shown in Figure 4 6 Figure 4 6 Advanced Timing Settings Option Table 4 5 contains a list of the Advanced timing settings with descriptions of their use Table 4 5 Choices for Advanced Timing Choice for Advanced Timing Description Let NI DAQ choose an interchannel delay NI DAQ calculates an interchannel delay for you based on your hardware the limit settings for the task and the scan rate for the task Specify interchannel delay S Measure uses the interchannel delay you specify in microseconds Use external channel clock Measure configures your DAQ device to use an external channel clock National Instruments Corporation 5 1 Measure Data Acquisition User Manual Analog Output Reference This chapter introduces some concepts of data acquisition and contains a reference for basic and advanced analog output configuration
81. pecify the number of times Measure should iterate through the waveform that you specified for a channel If you specify 0 for the number of iterations Measure indefinitely iterates through the waveform until you run another signal generation task on that same device or until you exit Excel Updates per second Specify the rate at which Measure writes the voltage values to the DAC If you specified more than one channel in your channel list all channels will have the same update rate Task Name When you create a new AO task Measure suggests a unique name for your new task You can change the name in the Task name edit box However the name must be unique to the active workbook Description Click on this button to enter a short description of your task Measure displays a description of a task below the task list in the DAQ Tasks dialog box Also if you add your task to the DAQ menu Measure displays the task description in the Excel status bar at the bottom of its window when you select the task from the menu Advanced Click on this button to configure more of the advanced properties for the analog output task Chapter 5 Analog Output Reference National Instruments Corporation 5 3 Measure Data Acquisition User Manual Option Description OK Verify configuration and add a new task or update an existing task in the data acquisition tasks lists Return to the DAQ Tasks dialog box Cancel Ignore changes and return to the DAQ T
82. put Configuration dialog box and Table 4 2 explains the remaining options at the bottom of the Analog Input Configuration dialog box Note The High limit and Low limit fields and the Mode button are disabled in the Analog Input Configuration dialog box when you select Use Named Channels for your data acquisition device in the DAQ Tasks dialog box Figure 4 1 Analog Input Configuration Dialog Box Analog Input Scan List To configure an acquisition you must select the channels that you want to scan by entering a channel string in the Channels field If you configured your channel with the Channel Wizard you must select the channels you want by entering a channel name in the Channels field A scan is one acquisition or reading from each channel in the Analog Input Scan List The scan list can have multiple entries of one or more channels Each entry has its own set of high and low limits which determines the gains on the channels in the entry Chapter 4 Analog Input Reference National Instruments Corporation 4 3 Measure Data Acquisition User Manual Channels Specify channels to add to the scan list A channel string can consist of a named channel defined with the Channel Wizard a single channel a list of channels delimited by commas a range of channels denoted by the first and last channel of the range separated by a colon or any combination of the previous three types of syntax The order that you specify the channels in your
83. quisition User Manual 2 10 National Instruments Corporation Table 2 1 contains a list of the DAQ Tasks dialog box options with descriptions of their use Table 2 1 DAQ Tasks Dialog Box Options Option Button Description Data acquisition device Select the National Instrument data acquisition device for which you want to create a task Measure scans your NI DAQ configuration for installed devices and lists only those devices that Measure supports Data acquisition tasks Measure lists all the tasks that you have created for a data acquisition device Select a task if you wish to run edit or delete it Task Description Measure displays the description of the selected task You can assign a description to a task when you create or edit it Edit Menu Add or delete tasks from the DAQ menu AI Create an Analog Input task for the selected data acquisition device AO Create an Analog Output task for the selected data acquisition device Run Run the selected data acquisition task Edit Edit the selected data acquisition task Delete Delete the selected data acquisition task OK Store in the active workbook all the changes that you made creation of tasks changes to existing tasks deletions of tasks additions or deletions to the DAQ menu Cancel Ignore all the changes that you made creation of tasks changes to existing tasks deletions of tasks additions or deletions to the DAQ menu National Instruments
84. r current outputs for an analog output channel The output limits determine the polarity and voltage reference settings for a board P PGIA Programmable gain instrumentation amplifier postriggering The technique you use on a data acquisition board to acquire a programmed number of samples after trigger conditions are met pretriggering The technique you use on a data acquisition board to keep a continuous buffer filled with data so that when the trigger conditions are met the sample includes the data leading up to the trigger condition R Range A group of rows and columns on a spreadsheet RMS Root mean square RSE Referenced single ended S scan One reading from each channel or port in an analog or digital input group scan clock The clock controlling the time interval between scans On boards with interval scanning support for example the AT MIO 16F 5 this clock gates the channel clock on and off On boards with simultaneous sampling for example the EISA A2000 this clock clocks the track and hold circuitry scan rate The number of scans per second For example at a scan rate of 10Hz Measure samples each channel in a group 10 times per second scan width The number of channels in the channel list or number of ports in the port list you use to configure an analog or digital input group Glossary National Instruments Corporation G 7 Measure Data Acquisition User Manual SCXI Signal Condi
85. re trademarks or trade names of their respective companies WARNING REGARDING MEDICAL AND CLINICAL USE OF NATIONAL INSTRUMENTS PRODUCTS National Instruments products are not designed with components and testing intended to ensure a level of reliability suitable for use in treatment and diagnosis of humans Applications of National Instruments products involving medical or clinical treatment can create a potential for accidental injury caused by product failure or by errors on the part of the user or application designer Any use or application of National Instruments products for or involving medical or clinical treatment must be performed by properly trained and qualified medical personnel and all traditional medical safeguards equipment and procedures that are appropriate in the particular situation to prevent serious injury or death should always continue to be used when National Instruments products are being used National Instruments products are NOT intended to be a substitute for any form of established process procedure or equipment used to monitor or safeguard human health and safety in medical or clinical treatment National Instruments Corporation v Measure Data Acquisition User Manual About This Manual ix Organization of This Manual
86. ring contain only one analog output channel 10001 An error was detected in the input string the arrangement or ordering of the characters in the string is not consistent with the expected ordering 10002 An error was detected in the input string the syntax of the string is correct but certain values specified in the string are inconsistent with other values specified in the string 10003 The value of a numeric parameter is invalid 10004 The value of a numeric parameter is inconsistent with another one and therefore the combination is invalid 10005 The device is invalid 10006 The line is invalid 10007 A channel port or counter is out of range for the device type or device configuration or the combination of channels is not allowed or the scan order must be reversed 0 last 10008 The group is invalid 10009 The counter is invalid 10010 The count is too small or too large for the specified counter or the given I O transfer count is not appropriate for the current buffer or channel configuration 10011 The analog input scan rate is too fast for the number of channels and the channel clock rate or the given clock rate is not supported by the associated counter channel or I O channel Appendix B Error Codes Measure Data Acquisition User Manual B 2 National Instruments Corporation 10012 The analog input or analog output voltage range is invalid for the specified channel or you are w
87. riting an invalid voltage to the analog output 10013 The driver returned an unrecognized or unlisted error code 10014 The group size is too large for the board 10015 The time limit is invalid 10016 The read count is invalid 10017 The read mode is invalid 10018 The offset is unreachable 10019 The frequency is invalid 10020 The timebase is invalid 10021 The limits are beyond the range of the board 10022 Your data array contains an incomplete update or you are trying to write past the end of the internal buffer or your output operation is continuous and the length of your array is not a multiple of one half of the internal buffer size 10023 The write mode is out of range or is disallowed 10024 Adding the write offset to the write mark places the write mark outside the internal buffer 10025 The requested input limits exceed the board s capability or configuration Alternative limits were selected 10026 The requested number of buffers or the buffer size is not allowed For example the buffer limit for Lab and 1200 devices is 64K samples or the board does not support multiple buffers 10027 For DAQEvents 0 and 1 general value A must be greater than 0 and less than the internal buffer size If DMA is used for DAQEvent 1 general value A must divide the internal buffer size evenly with no remainder If the TIO 10 is used for DAQEvent 4 general value A must be 1 or 2 10028 The
88. s You may switch between the two libraries only by running the DAQ VI Device Reset before calling _DAQ compatibility VIs or by running the compatibility VI Board Reset before calling DAQ VIs 10461 The specified resource is unavailable because it has already been reserved by another entity 10462 The specified resource has not been reserved so the action is not allowed 10480 The scan list is too large to fit into the mux gain memory of the board 10481 You must provide a single buffer of interleaved data and the channels must be in ascending order You cannot use DMA to transfer data from two buffers however you may be able to use interrupts 10540 At least one of the SCXI modules specified is not supported for the operation 10541 CTRB1 will drive COUTB1 however CTRB1 will also drive TRIG1 This may cause unpredictable results when scanning the chassis 10560 The DSP handle input is not valid 10561 Either DAQ or WFM can use a PC memory buffer but not both at the same time 10600 No setup operation has been performed for the specified resources Or some resources require a specific ordering of calls for proper setup 10601 The specified resources have already been configured by a setup operation 10602 No output data has been written into the transfer buffer 10603 The output data associated with a group must be for a single channel or must be for consecutive channels 10604 Once data genera
89. s String ReferenceStyle as Variant as Integer Chapter 6 Using Measure Data Acquisition Tasks with VBA Measure Data Acquisition User Manual 6 2 National Instruments Corporation Parameters Option Description TaskName The name of a task in the active workbook NewTargetRange The address of a range on a worksheet that receives the acquired data If you fail to specify a worksheet explicitly in the address of this macro Measure assumes that the range is on the active worksheet If no worksheet is active Measure returns an error If this parameter is missing Measure uses the previously configured range ReferenceStyle Use either xlA1 or xlR1C1 to indicate the type of range address being passed into NewTargetRange If this parameter is missing then Excel s current reference type is assumed Return Value Returns 0 if successful otherwise returns an error code Refer to Appendix B Error Codes for more information Example Referenced not added to DAQ Add In use indirect method Sub RunMyTask Dim iErr As Integer iErr Appliction Run DAQ AI1 If iErr lt gt 0 Then MsgBox Application Run GetDAQErrorMessage iErr End If End Sub Referenced added to DAQ Add In use direct method Sub RunMyTask Dim iErr As Integer iErr DAQ AI1 If iErr lt gt 0 Then MsgBox GetDAQErrorMessage iErr End If End Sub Chapter 6 Using Measure Data Acquisition Tasks
90. s from 6 1 voltage limits analog input high 4 3 low 4 4 analog output high 5 4 low 5 4 voltage reference external 5 4 volts scale for displaying acquired data in 4 4 Index Measure Data Acquisition User Manual I 6 National Instruments Corporation W waveforms generating on more than one channel note 5 3 WDAQCONF utility 1 1 workbook managing tasks in 2 9 to 2 10
91. s the case you should select user area of the EEPROM instead Appendix B Error Codes Measure Data Acquisition User Manual B 4 National Instruments Corporation 10240 The driver interface could not locate or open the driver 10241 One of the driver files or the configuration utility is out of date or a particular feature of the Channel Wizard is not supported in this version of the driver 10242 The specified function is not located in the driver 10243 The driver could not locate or open the configuration file or the format of the configuration file is not compatible with the currently installed driver 10244 The driver encountered a hardware initialization error while attempting to configure the specified device 10245 The driver encountered an operating system error while attempting to perform an operation or the operating system does not support an operation performed by the driver 10246 The driver is unable to communicate with the specified external device 10247 The CMOS configuration memory for the device is empty or invalid or the configuration specified does not agree with the current configuration of the device or the EISA system configuration is invalid 10248 The base addresses for two or more devices are the same consequently the driver is unable to access the specified device 10249 The interrupt configuration is incorrect given the capabilities of the computer or device 10250 Th
92. scan rate that requires an interchannel delay smaller than the safest interchannel delay Measure returns a warning and uses round robin scanning Round robin scanning means that the interval between the last channel in one scan and the first channel of the following scan is the same as the interval between any two channels in the middle of the scan as shown in Figure 4 3 Figure 4 3 Round Robin Scanning Scans Second Enter a scan rate for the acquisition in this field External Scan Clock Select this option if you want to use an external signal for generating the scan rate Measure uses the signal on an I O line on the connector of your DAQ device for generating the scan clock Chapter 4 Analog Input Reference Measure Data Acquisition User Manual 4 6 National Instruments Corporation Note For MIO E Series devices the external scan clock signal is connected to the PFI7 pin For most other devices the external scan clock signal is connected to the OUT2 line Refer to the user manual for your DAQ device for more information Display When determining where to display the acquired data Measure uses three pieces of information you specify Address of the upper left cell in the range you select Orientation of the channels you select in rows or columns Number of channels in the scan list For example if your scan list has four channels and the upper left cell of the range has the address A5 and you spe
93. t Reference Measure Data Acquisition User Manual 4 4 National Instruments Corporation High Limit Enter the upper voltage limit for the channels in the channel string This voltage is the maximum voltage that is measured at any of the analog input channels that you specify in the channel string You can add more than one channel string to your scan list and each channel string can have a different set of high and low limits When you create an AI task Measure enters the default value for the device If you are using named channels this field is not available Low Limit Enter the lower voltage limit for the channels in the channel string This voltage is the minimum voltage measured at any of the analog input channels that are specified in the channel string You can add more than one channel string to your scan list and each channel string can have a different set of high and low limits When you create an AI task Measure enters the default value for your device If you are using named channels this field is not available Note Not all devices can have scan lists in which different channels can have different high and low limit settings Scan Information The following options apply to all channels in the scan list Number of Scans Specify the number of scans for the acquisition The number of scans is the number of data acquisitions or readings to acquire from each channel Scale to Volts Select this option if you w
94. ta Acquisition User Manual viii National Instruments Corporation Tables Table 2 1 DAQ Tasks Dialog Box Options 2 10 Table 3 1 SCXI Channel Strings Syntax 3 4 Table 4 1 Examples of Valid Channel Strings 4 3 Table 4 2 Analog Input Configuration Buttons Options 4 7 Table 4 3 Choices for Hardware Digital Trigger 4 8 Table 4 4 Choices for Analog Input Mode Dialog Box 4 9 Table 4 5 Choices for Advanced Timing 4 10 Table 5 1 Analog Output Configuration Reference 5 2 Table 5 2 Advanced Analog Output Configuration Options 5 4 Table A 1 Analog Input Configuration Programmability MIO and AI Devices A 1 Table A 2 Analog Input Characteristics MIO and AI Devices Part 1 A 2 Table A 3 Analog Input Characteristics MIO and AI Devices Part 2 A 3 Table A 4 Internal Channe
95. tation National Instruments will at its option repair or replace software media that do not execute programming instructions if National Instruments receives notice of such defects during the warranty period National Instruments does not warrant that the operation of the software shall be uninterrupted or error free A Return Material Authorization RMA number must be obtained from the factory and clearly marked on the outside of the package before any equipment will be accepted for warranty work National Instruments will pay the shipping costs of returning to the owner parts which are covered by warranty National Instruments believes that the information in this manual is accurate The document has been carefully reviewed for technical accuracy In the event that technical or typographical errors exist National Instruments reserves the right to make changes to subsequent editions of this document without prior notice to holders of this edition The reader should consult National Instruments if errors are suspected In no event shall National Instruments be liable for any damages arising out of or related to this document or the information contained in it EXCEPT AS SPECIFIED HEREIN NATIONAL INSTRUMENTS MAKES NO WARRANTIES EXPRESS OR IMPLIED AND SPECIFICALLY DISCLAIMS ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE CUSTOMER S RIGHT TO RECOVER DAMAGES CAUSED BY FAULT OR NEGLIGENCE ON THE PART OF NATIONAL INSTRUMENTS SHALL BE LIM
96. tion A 3 Measure Data Acquisition User Manual 2 Scanning channels in any order 3 The valid channels for the 64 channel MIO E series boards in Differential Mode are 0 7 16 23 32 39 and 48 55 The valid channels for the AT MIO 64F 5 in Differential Mode are 0 7 and 16 39 Table A 3 Analog Input Characteristics MIO and AI Devices Part 2 Device Triggers1 Max Sampling Rate S s Transfer Method AT MIO 16E 1 AT MIO 16E 2 AT MIO 64E 11 AT MIO 16E 10 AT MIO 16DE 10 AT MIO 16XE 10 PCI MIO 16E 1 PCI MIO 16XE 10 PCI MIO 16E 4 PXI 6040E MIO 16E 4 PXI 6070E MIO 16E 1 PCI 6071E MIO 64E 1 PCI 6031E MIO 64XE 10 PCI 6032E AI 16XE 10 PCI 6033E AI 64XE 10 PCI 6110E PCI 6111E VXI MIO 64E 1 VXI MIO 64XE 10 SW Pre Post and Analog on E 1 E 2 E 3 E 4 PCI 6110E and PCI 6111E E 1 1 M E 2 and E 3 500 k E 4 250 k E 10 and DE 10 100 k PCI 6110E and PCI 6111E 5M DMA interrupts All MIO 16XE 50 Devices SW Pre Post 20 k DMA interrupts on DAQPad MIO 16XE 50 AT MIO 16F 5 AT MIO 64F 5 SW Pre Post 200 k DMA interrupts AT MIO 16X AT MIO 16 16D SW Pre Post 100 k DMA interrupts 1 SW Software Triggering also called conditional retrieval Pre Pretrigger Post Posttrigger Appendix A DAQ Hardware Capabilities Measure Data Acquisition User Manual A 4 National Instruments Corporation Table A 4 Internal Ch
97. tion has started only the transfer buffers originally written to may be updated If DMA is active and a single transfer buffer contains interleaved channel data new data must be provided for all output channels currently using the DMA channel 10605 No data was written to the transfer buffer because the final data block has already been loaded 10606 The specified resource is not armed 10607 The specified resource is already armed 10608 No transfer is in progress for the specified resource Appendix B Error Codes Measure Data Acquisition User Manual B 8 National Instruments Corporation 10609 A transfer is already in progress for the specified resource or the operation is not allowed because the device is in the process of performing transfers possibly with different resources 10610 A single output channel in a group may not be paused if the output data for the group is interleaved 10611 Some of the lines in the specified channel are not configured for the transfer direction specified For a write transfer some lines are configured for input For a read transfer some lines are configured for output 10612 The specified line does not support the specified transfer direction 10613 The specified channel does not support the specified transfer direction 10614 The specified group does not support the specified transfer direction 10615 The clock configuration for the clock master is invalid
98. tioning eXtensions for Instrumentation The National Instruments product line for conditional low level signals within an external chassis near sensors so only high level signals in a noisy environment are sent to data acquisition boards sec Seconds single ended inputs Analog inputs that you measure with respect to a common ground software trigger A programmed event that triggers an event such as data acquisition Synchronous A method of data communications in which a prearranged number of bits are transferred per second Synchronization occurs before and after the transmission of blocks of data rather than before and after every character There are no start bits or stop bits as there are in asynchronous communications All transmitted bits represent information or are parity bits See Asynchronous T trigger A condition for starting or stopping clocks U unipolar A signal range that is always positive for example 0 to 10 V update The output equivalent of a scan One update is one write to each channel or port in the group Updates apply to both analog output and digital output groups update rate The number of output updates per second update width The number of channels in the channel list or number of ports in the port list you use to configure an analog or digital output group Glossary Measure Data Acquisition User Manual G 8 National Instruments Corporation V V volts Visual Basic
99. u have not run the configuration utility yet refer to the documentation that came with your DAQ hardware 4 Click on the AI button to display the Analog Input Configuration dialog box as shown in Figure 2 2 Chapter 2 Getting Started with Data Acquisition Tasks National Instruments Corporation 2 3 Measure Data Acquisition User Manual Figure 2 2 Analog Input Configuration Configuring an Analog Input Task From the Analog Input Configuration dialog box you can specify all the parameters for an analog input operation In the following steps you create a simple analog input task Refer to Chapter 4 Analog Input Reference for more detailed information about the different options for analog input 1 The Analog Input Scan List at the top of the dialog box is where you specify the input channels on your DAQ device from which you would like to acquire data For each input channel you add to the scan list you must specify a high and low voltage limit for the signals you read Measure puts default values for your device in the high and low limit fields Measure uses these limits to configure the gain settings on your DAQ device for maximum measurement accuracy Type 0 in the Channel field and click on the Add gt gt button to place the channel into your scan list If you are using named channels type the channel name in the Channel field and click on the Add gt gt button to place the named channel in you scan list You can
100. ure it to work in your system Refer to the documentation that came with your DAQ device to install your NI DAQ driver software The filename for the NI DAQ Configuration Utility is WDAQCONF EXE in NI DAQ versions 4 0 and earlier In NI DAQ versions 5 0 and later the filename is NICFG16 EXE for Windows 3 1 and NIDAQCFG EXE for Windows 95 98 or Windows NT 4 0 Chapter 1 Introduction Measure Data Acquisition User Manual 1 2 National Instruments Corporation Configuring Channels with the Channel Wizard The NI DAQ Configuration Utility is a Windows application you can use to configure the analog input channels on your DAQ device The Channel Wizard feature helps you define the physical quantities you are measuring on each DAQ hardware channel As you configure channels in the Channel Wizard you give each channel configuration a unique name that is used when addressing your channels in Measure The channel configurations you define are saved in a file that instructs the NI DAQ driver how to scale and process each DAQ channel by its name National Instruments recommends that you use the Channel Wizard to configure the analog input channels for your DAQ device Refer to the NI DAQ Configuration Utility online help for specific instructions on how to use the Channel Wizard In Windows 95 98 or Windows NT 4 0 you can find the help file in Start Programs National Instruments DAQ NI DAQ Help DAQ Device Overview Measure is an easy to use
101. with VBA National Instruments Corporation 6 3 Measure Data Acquisition User Manual GetDAQErrorMessage Finds and returns a description of an error code returned by the DAQ function Syntax Function GetDAQErrorMessage ErrorCode As Integer As String Parameters Option Description ErrorCode A non zero number returned by the DAQ function that indicates an error Return Value A short description of the error code Example See the previous example for the DAQ function National Instruments Corporation A 1 Measure Data Acquisition User Manual DAQ Hardware Capabilities This appendix contains tables that summarize the analog I O capabilities of National Instruments data acquisition DAQ devices you might use with Measure for Windows The devices in this appendix are grouped into categories The DAQ device categories for these tables include the following MIO and AI Devices Lab 1200 Series and Portable Devices SCXI Modules Analog Output Only Devices MIO and AI Device Hardware Capabilities Table A 1 Analog Input Configuration Programmability MIO and AI Devices Device Gain Range Polarity SE DIFF Coupling All MIO E Series Devices 1 All AI E Series Devices By channel By channel By channel By channel DC AC DC for PCI 6110E PCI 6111E AT MIO 16F 5 By channel By group By group By group DC AT MIO 64F 5 AT MIO 16X By channel By channel By
102. with them To make it easy for you to contact us this manual contains comment and configuration forms for you to complete These forms are in Appendix D Customer Communication at the end of this manual National Instruments Corporation 1 1 Measure Data Acquisition User Manual Introduction This chapter helps you install the Measure Data Acquisition DAQ Add In You should have installed and configured your DAQ hardware already If you have not done so please refer to the NI DAQ documentation that came with your device for instructions on installation and configuration Using Measure with Your DAQ Device Measure is designed to work with many different National Instruments DAQ devices Before you can use Measure you must install and configure your DAQ device and the NI DAQ driver software that came with your DAQ device NI DAQ is the low level driver software that controls your DAQ device Measure is a higher level software development tool that communicates to your DAQ device through NI DAQ Refer to the documentation that comes with your DAQ device to learn how to install it properly Once you install your DAQ device you must install and configure your NI DAQ driver software You use the NI DAQ Configuration Utility to set up your DAQ device For some DAQ devices such as the E Series boards you do not have to configure many settings For other devices you might be required to set jumpers or switches on your device to config
103. you want to acquire in the Channels field by entering a channel string This channel string provides information about the DAQ device channel SCXI chassis number SCXI module number and SCXI channel number The channel string has the following format ob0 scx mdy z In the SCXI channel string x represents the chassis number y the module number and z the channel number ob0 in the SCXI channel string indicates which onboard channel on the DAQ device to use to acquire the data In the SCXI multiplexed mode default mode all SCXI channels from one SCXI chassis are multiplexed onto one onboard channel Usually this is Channel 0 ob0 in the SCXI string unless you are using more than one SCXI chassis in which case each additional chassis uses the next onboard channel i e Chassis 2 uses onboard Channel 1 and so on scx represents the chassis number where x is replaced by the actual number e g sc1 The chassis are numbered starting with 1 and the chassis number is assigned in the NI DAQ Configuration Utility mdy represents the module number where y is replaced with the actual number e g md2 The modules are numbered 1 through n on Chapter 3 Using SCXI with Measure DAQ National Instruments Corporation 3 3 Measure Data Acquisition User Manual each SCXI chassis with module 1 being in the left most slot of the SCXI chassis and module n in the right most slot z in the SCXI channel string represe

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