Manual National Instruments NI 5102

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  • National Instruments NI 5102 - page 1

    Computer-Based Instruments NI 5102 User Manual High-Speed Digitizer NI 5102 User Manual June 2001 Edition Part Number 321390D-01 ...

  • National Instruments NI 5102 - page 2

    Support Worldwide Technical Support and Product Information ni.com National Instruments Corporate Headquarters 11500 North Mopac Expressway Austin, Texas 78759-3504 USA Tel: 512 794 0100 Worldwide Offices Australia 03 9879 5166, Austria 0662 45 79 90 0, Belgium 02 757 00 20, Brazil 011 284 5011, Canada (Calgary) 403 274 9391, Canada (Montreal) 514 ...

  • National Instruments NI 5102 - page 3

    Important Information Warranty The NI 51 02 is warranted against defects in materials and workmans hip for a period of one year from the date of shipment , as evidenced by receipts or other documenta tion. National Instruments will, at its option, r epair or replace equipment that proves to be defective during the warranty period. This warranty inc ...

  • National Instruments NI 5102 - page 4

    Compliance FCC/Canada Radio Frequency Interference Compliance* Determining FCC Class The Federal Communications Commission (FCC) has rules to protect wireless communications from interference. The FCC places digital electronics into two classes. These classes are known as Class A (for use in industrial-commercial loc ations only) or Class B (for us ...

  • National Instruments NI 5102 - page 5

    Canadian Depart ment of Communications This Class B digital apparatus meets all requirements of the Canadian I nterference-Causing Equipment Regulations. Cet appareil num é rique de la classe B respecte toutes les exigences du R è gleme nt sur le mat é riel brouilleur du Canada. Compliance to EU Directives Readers in the European Union (EU) must ...

  • National Instruments NI 5102 - page 6

    © National Instruments Corporatio n vii NI 5102 User Manual Contents About This Manual Conventions Used in This Manual ................. ................. ................. ................. ............. ix Related Documentation ............... .............. ................. ................. ................. ................ .. x Chapter 1 In ...

  • National Instruments NI 5102 - page 7

    Contents NI 5102 User Manu al viii ni.com Chapter 4 Hardware Overview I/O Connector ............. .............. ................. ................. ................. ................. .............. ... 4-2 Signal Connections ................ .............. ................. ................. ................. ................. ...... 4-5 Serial C ...

  • National Instruments NI 5102 - page 8

    © National Instruments Corporation ix NI 5102 User Manual About This Manual T h eN I5 1 0 2i sa na n a l o gi n p u td e v i c ea v a i l a b l ei nP C I ,P X I ,I S A , PCMCIA, and USB form factors. This manual descri bes the installation and operation of these digitizers. Conventions Used in This Manual The follo wing con ventions are used in th ...

  • National Instruments NI 5102 - page 9

    About This Man ual NI 5102 User Manual x ni.com NI 5102 NI 5102 is a generic term t hat denotes one or more of t he NI 5102 (PCI), NI 5102 (PXI), NI 5102 (ISA), NI 5102 (PCMCIA), and NI 51 02 (USB) de vices. NI 5102 (ISA) Refers to the NI 5102 for ISA bus. NI 5102 (PCI) Refers to the NI 5102 for PC I b us. NI 5102 (PCMCIA) Refers to the NI 5102 for ...

  • National Instruments NI 5102 - page 10

    © National Instruments Corporatio n 1-1 NI 5102 User Manual 1 Introduction This chapter describes the National Instruments (NI) 5102 and lists additional equipment. About Y our NI 5102 Thank you for your purchase of an NI 5102. The NI 5102 family consist s of five different devices tailored to your choice of bus: the PCI, th e PXI, the ISA, the PC ...

  • National Instruments NI 5102 - page 11

    Chapter 1 Introduction NI 5102 User Manual 1-2 ni.com T o improv e timing resolutio n for repetitiv e sign als, you can use random interleaved sampling (RIS) on your NI 51 02. This method of samplin g allo ws you to view pretrigger data and achiev e an effecti ve sampling rate as high as 1 GS/s, 50 times the real-time sampling rate of the de vice. ...

  • National Instruments NI 5102 - page 12

    Chapter 1 Introduction © National Instruments Corporatio n 1-3 NI 5102 User Manual Figure 1-1. The Relationship Between the Programming Environment, NI-DAQ, and Y our Hardware Interactively Controlling your NI 5102 with the Scope Soft Front Panel The Scope Soft Front Panel allows you to interactively cont rol your NI 5102 as you would a desktop os ...

  • National Instruments NI 5102 - page 13

    Chapter 1 Introduction NI 5102 User Manual 1-4 ni.com NI-SCOPE Driver The NI-SCOPE driver is the preferred choice to program you r NI 5102. It provides flexibilit y and programmabili ty in a standard full-featu red instrument-driver format which lets you avoi d low-level software calls and which works with LabVIEW, LabWind ows/CVI, and conventional ...

  • National Instruments NI 5102 - page 14

    Chapter 1 Introduction © National Instruments Corporatio n 1-5 NI 5102 User Manual Note NI 5102 digitizers use only th e easy I/O interface under data acquisition in LabW indows/CVI. The easy I/O interface provides limited functionality in CVI. T o use the NI 5102 to its full capabil ities, use the NI-SCOPE driv er as shown in Figure 1-1. Measurem ...

  • National Instruments NI 5102 - page 15

    Chapter 1 Introduction NI 5102 User Manual 1-6 ni.com PXI-specific features, R TSI bus trigger , R TSI Clock, and Serial Communication are implemented on the J2 connector of the CompactPCI bus. T able 1-1 lists the J2 pins used by your NI 5102 (PXI) digitizer , which is compatible with any CompactPCI chassis with a sub-bus that does not dri ve thes ...

  • National Instruments NI 5102 - page 16

    © National Instruments Corporatio n 2-1 NI 5102 User Manual 2 Installation and Configuration This chapter describes how to unpack, in stall, and configure your NI 5102. What Y ou Need to Get Started To set up and use your NI 5102, you will need the fo llowing: ❑ One of the following NI 5 1 0 2 devices: – NI 5102 (PCI) – NI 5102 (PXI) – NI ...

  • National Instruments NI 5102 - page 17

    Chapter 2 Installation and Configuration NI 5102 User Manual 2-2 ni.com – NI 5102 (USB) NI 5102 (USB) power supply ❑ V inyl pouch for storing cables and accessories for the NI 5102 (PCMCIA) only Unpacking ♦ NI 5102 (PCI, PXI, ISA) Y our device is shipped in an antistatic package to prev ent electrost atic damage to the device. Electrostatic d ...

  • National Instruments NI 5102 - page 18

    Chapter 2 Installation and Configuration © National Instruments Corporatio n 2-3 NI 5102 User Manual Installing the NI 5102 There are two main steps invol ved in installation: 1. Install the NI-S COPE driv er sof tware. Y ou use this driver to write programs to control your NI 5102 in different application de velopment en vironm ents (ADEs). Insta ...

  • National Instruments NI 5102 - page 19

    Chapter 2 Installation and Configuration NI 5102 User Manual 2-4 ni.com Hardware Configuration The NI 5102 is a fully software-configurable, Plug and Play device. Hardware confi guration infor mation and resource requi rements are stored in nonvolatile memory. Th e Plug and Play services query the device, read the information, and arbitr ate resour ...

  • National Instruments NI 5102 - page 20

    © National Instruments Corporatio n 3-1 NI 5102 User Manual 3 Digitizer Basics This chapter explains basic inform ation about using digitizers, i ncluding important terminology and use of the probe. Understanding Digitizers To understand how digitizers work, yo u should be familiar with the Nyquist theorem and how it affects analog bandwidth and s ...

  • National Instruments NI 5102 - page 21

    Chapter 3 Digitizer Basics NI 5102 User Manual 3-2 ni.com Analog Bandwidth Analog bandwidth describes the frequency range (in hertz) in which a signal can be digitized accurately. This limitation is determined by the inherent frequency response of the input p ath — from the tip of t he probe to the input o f the ADC — which causes l oss of ampl ...

  • National Instruments NI 5102 - page 22

    Chapter 3 Digitizer Basics © National Instruments Corporatio n 3-3 NI 5102 User Manual Sample Rate Sample rate is the rate at which a signal is sampled and digitized by an ADC. According to the Nyquist theorem, a higher sample r ate produces accurate measurement of higher frequency signals if the analog bandwidth is wide enough to let the signal t ...

  • National Instruments NI 5102 - page 23

    Chapter 3 Digitizer Basics NI 5102 User Manual 3-4 ni.com V ertical Sensitivity Vertical sensitivity describes th e smallest input voltage chan ge the digitizer can capture. This limitation is because one distinct digital voltage encompasses a range of analog voltages. Therefore, it is possible that a minute change in voltage at the input is not no ...

  • National Instruments NI 5102 - page 24

    Chapter 3 Digitizer Basics © National Instruments Corporatio n 3-5 NI 5102 User Manual rate of 20 MHz, the duration of acquisitio n is 5 ms (100,000 × 50 ns). The NI 5102 has a buf fer size of 663,000 sam ples. When performi ng a single-channel acquisition, you can use the entire available memory to capture data for a duration of 33.1 ms at 20 M ...

  • National Instruments NI 5102 - page 25

    Chapter 3 Digitizer Basics NI 5102 User Manual 3-6 ni.com Figure 3-5. Dynamic Range of an 8-Bit ADC with Three Different Gain Settings • Source impedance — Many digitizers an d most digital stor age oscilloscopes (DSOs) hav e a 1 M Ω i nput resistance in the passb and with an X1 probe and a 10 M Ω input resistance with an X10 p robe. If the ...

  • National Instruments NI 5102 - page 26

    Chapter 3 Digitizer Basics © National Instruments Corporatio n 3-7 NI 5102 User Manual buf fering. See the Understanding the Probe and Its Effects on Your Waveform section later in this chapter for more information. In addition to the input resistance, all digitizers, DSOs, and probes present some input capacitance in parallel with the res istance ...

  • National Instruments NI 5102 - page 27

    Chapter 3 Digitizer Basics NI 5102 User Manual 3-8 ni.com Understanding the Probe and Its Effects on Y our W aveform Signals travel from the tip of the probe to the input amplifier and are then digitized by the ADC. This signal path makes the probe an important electrical system component that can severely affect the accuracy of the measurement. A ...

  • National Instruments NI 5102 - page 28

    Chapter 3 Digitizer Basics © National Instruments Corporatio n 3-9 NI 5102 User Manual Analytically , obtaining a flat frequency response means: R in /(R in +R p )=C p / ( C p +C in +C c ) It can be shown t hat: R in (C in +C c )=C p R p or the time constant of the probe equals the time constant of the digitizer input. How to Compensate Y our Prob ...

  • National Instruments NI 5102 - page 29

    Chapter 3 Digitizer Basics NI 5102 User Manu al 3-10 ni.com Figure 3-7. Connecting the Probe Compensation Cabling As shown in Figure 3-8, an undercompensated probe attenuates higher frequency signals , whereas an ov ercompensated probe amplifies higher frequencies. Calibrate your probe frequently to ensure accurate measurements from yo ur NI 5102. ...

  • National Instruments NI 5102 - page 30

    Chapter 3 Digitizer Basics © National Instruments Corporation 3-11 NI 5102 User Manual Figure 3-8. Probe Compensation Comparison Active and Current Probes You can also use active probes and current probes with digitizers and DSOs. Acti ve probes, such as differential and f ield-effect transistor (FET) probes, contain acti ve circuitry in the probe ...

  • National Instruments NI 5102 - page 31

    © National Instruments Corporatio n 4-1 NI 5102 User Manual 4 Hardware Over view This chapter includes an overview of t he NI 5102, explains the operatio n of each functional unit making up your NI 5102, and describes the signal connections. Figure 4-1 shows a block diagram of th e NI 5102 (PCI, PXI, ISA). Figure 4-1. NI 5102 (PCI, PXI, ISA) Block ...

  • National Instruments NI 5102 - page 32

    Chapter 4 Hardware Over view NI 5102 User Manual 4-2 ni.com Figure 4-2 shows a block diagram of th e NI 5102 (PCMCIA, USB). Figure 4-2. NI 5102 (PCMCIA, USB) Block D iagram I/O Connector ♦ NI 5102 (PCI, ISA, PCMCIA, USB) These NI 5102 devices hav e two standard BN C female connectors for CH0 and CH1 analog input conn ections, one standard BNC fem ...

  • National Instruments NI 5102 - page 33

    Chapter 4 Hardware Over view © National Instruments Corporatio n 4-3 NI 5102 User Manual The NI 5102 (PCI, ISA) gi ves you direct BNC connecti vi ty on the brack et, as shown in Figure 4-3. Figure 4-3. NI 5102 (PCI, ISA) I/O Connectors Use the cable assembly provided for these connections on the NI 5102 (PCMCIA), as sho wn in Figure 4-4. Figure 4- ...

  • National Instruments NI 5102 - page 34

    Chapter 4 Hardware Over view NI 5102 User Manual 4-4 ni.com The NI 5102 (USB) gi ves you d irect BNC connecti vity , as sho wn in Figure 4-5. Figure 4-5. NI 5102 (USB) I/O Connectors ♦ NI 5102 (PXI) The NI 5102 (PXI) has two standard BNC female connectors for CH0 and CH1 analog input connections, one standard BNC female connecto r for the TRIG ch ...

  • National Instruments NI 5102 - page 35

    Chapter 4 Hardware Over view © National Instruments Corporatio n 4-5 NI 5102 User Manual Figure 4-6. NI 5102 (PXI) I/O Connectors Signal Connections You can use CH0 and CH1 to digitize data as well as to trigger an acquisition. Use the TRIG channel for an external analog trigger only; data on the TRIG channel cannot be digitized. PFI1 and PFI2 are ...

  • National Instruments NI 5102 - page 36

    Chapter 4 Hardware Over view NI 5102 User Manual 4-6 ni.com Serial Communications Port (AUX) ♦ NI 5102 (PXI) The serial communication port, A UX, provides +5V and GND for applications that may require up to 100 mA of current operation an d PF12 for triggering. PFI2 has the same functionality as described above, b ut it is ov erloaded on TRIG0 (SC ...

  • National Instruments NI 5102 - page 37

    Chapter 4 Hardware Over view © National Instruments Corporatio n 4-7 NI 5102 User Manual The CH0, CH1, and TRIG channels ha ve a softw are-programmable coupling selection between A C and DC. Use AC coupling when your A C signal con tains a large DC component. W ithout A C coupling, it is dif ficult to vie w details of the AC component with a large ...

  • National Instruments NI 5102 - page 38

    Chapter 4 Hardware Over view NI 5102 User Manual 4-8 ni.com ADC Pipeline Delay The ADC on th e NI 5102 is a pipelined flash converter wit h a maximum conversion rate of 20 MS/s. The pipeli ned architecture imposes a 2.5 Scan Clock cycle delay to convert analog vo ltage into a digital value, as shown in Figure 4-7. Figur e 4-7. Sc an Clock Delay In ...

  • National Instruments NI 5102 - page 39

    Chapter 4 Hardware Over view © National Instruments Corporatio n 4-9 NI 5102 User Manual Note If Scan Clock is externally supplied, you must supply a free-running clock for proper operation. On the NI 5102 (ISA, PCMCIA, USB), data tran sfer takes place after an acquisition ends, limiting the scan count to the si ze of the onboard memory . On the N ...

  • National Instruments NI 5102 - page 40

    Chapter 4 Hardware Over view NI 5102 User Manu al 4-10 ni.com T able 4-5 describes the posttrigger acquisitio n signals. Table 4-5. Posttrigger Acquisition Signals Signal Description Start T rigger T riggers the acquisit ion. It can be generated through software, or CH0, CH1, TRIG, PFI1, and PF I2, or any of the se ven R TSI bus t rigger lines. R T ...

  • National Instruments NI 5102 - page 41

    Chapter 4 Hardware Over view © National Instruments Corporation 4-11 NI 5102 User Manual Pretrigger Acquisition In pretrigger acquisition mod e, the device acquires a certain number of scans, called the pretrigger scan count, before the trigger occurs. After satisfying the pretrigger scan count requirement, hardware keeps acquiring data and stores ...

  • National Instruments NI 5102 - page 42

    Chapter 4 Hardware Over view NI 5102 User Manu al 4-12 ni.com Figure 4-9 shows the relev ant tim ing signals for a t ypical pretriggered acquisition. The illustratio n represents fi ve pretrigger and fi ve posttrigger scans, and abov e-high-lev el an alog triggering is used. See the Analog Trigger Circuit section later in th is chapter for more in ...

  • National Instruments NI 5102 - page 43

    Chapter 4 Hardware Over view © National Instruments Corporation 4-13 NI 5102 User Manual T able 4-7 describes the pretrigger acquisitio n signals. Table 4-7. Pretrigger Acquisition Signals Signal Description Start T rigger Starts data acquisit ion. In pretrigger mo de, the Start Trigger signal enables the storage of pretrigger data. Start Trigger ...

  • National Instruments NI 5102 - page 44

    Chapter 4 Hardware Over view NI 5102 User Manu al 4-14 ni.com T rigger Sources The Scan Clock, Start Trigger, and Stop Trigger signals can b e generated through software or supplie d externally as digital triggers or as analog triggers on one of the input channels or the TRIG channel. Figure 4-10 shows the different trigger sources. In addition, Sc ...

  • National Instruments NI 5102 - page 45

    Chapter 4 Hardware Over view © National Instruments Corporation 4-15 NI 5102 User Manual Analog T rigger Circuit The NI 5102 contains a sophisticated analog trigger circuit that accepts boolean outputs from level comparators and makes intellig ent decisions about the trigger. Several triggering modes are available, including edge, window, and hyst ...

  • National Instruments NI 5102 - page 46

    Chapter 4 Hardware Over view NI 5102 User Manu al 4-16 ni.com Figure 4-11. Pretrigger and Posttrigger Acquisitions with Hold-off Note When you use trigger hold-off, you cannot calibrate your probe or g enerate an asynchronous frequency at the same time. The counter that is used to implemen t trigger hold-off also generates the probe calibration sig ...

  • National Instruments NI 5102 - page 47

    Chapter 4 Hardware Over view © National Instruments Corporation 4-17 NI 5102 User Manual Random Interleaved Sampling The NI 5102 supports Random Interleaved Sampling ( RIS), a form of Equivalent Time Sampling (ETS ) which allows multiplicatio n of the maximum real-time sampling rate. The maximum interpolation factor on the NI 5102 is 50, resu ltin ...

  • National Instruments NI 5102 - page 48

    Chapter 4 Hardware Over view NI 5102 User Manu al 4-18 ni.com your NI 5102 and afterward s whenev er operating en vironm ent conditions change. Externally recalibrate the NI 510 2 when its interval has e xpired. This requires connecting a precision reference to your de vice, and is normally performed at NI or a metrology lab . See App endix A, Spec ...

  • National Instruments NI 5102 - page 49

    Chapter 4 Hardware Over view © National Instruments Corporation 4-19 NI 5102 User Manual Figure 4-12. R TSI Bus T rigger Lines The R TSI bus clock line is a special clock line on the R TSI bus that can only carry the timebase of the master to the slav es. For the smallest jitter between measurements on dif ferent de vices, you should conf igure th ...

  • National Instruments NI 5102 - page 50

    Chapter 4 Hardware Over view NI 5102 User Manu al 4-20 ni.com PFI Lines All NI 5102 digitizers have two multipurpose programmable function digital input/output lines, PFI1 and PFI2, that yo u can use for external timing and triggering or output ting various signals. You can in dividually select the direction of these lines to be inp ut or output. P ...

  • National Instruments NI 5102 - page 51

    Chapter 4 Hardware Over view © National Instruments Corporation 4-21 NI 5102 User Manual • Analog T rigger Circuit Ou tput — This signal is the digital o utput of the Analog T rigger Circuit on the NI 5102. Th e frequency and duty cycle of this signal depends o n the trigger cha nnel, the trig ger le vels, polarity , and tri ggering mode. For ...

  • National Instruments NI 5102 - page 52

    Chapter 4 Hardware Over view NI 5102 User Manu al 4-22 ni.com Master/Slave Operation You can use two or more NI 5102 digitizers in one system to increase the number of channels for your app lication by synchronizing devi ces over the RTSI bus or PFI lines. Use the R T SI bus for synchronizing two or more NI 5102 (PCI, PXI, ISA) de vices. For the NI ...

  • National Instruments NI 5102 - page 53

    Chapter 4 Hardware Over view © National Instruments Corporation 4-23 NI 5102 User Manual 3. Program the master d e vice to output it s internal timebase on the R TSI b us clock line. 4. Program the master device to output its Scan Clock and Stop T rigger on unused R TSI bus trigger lines. 5. Program the slav e device to use R TSI bus clock as its ...

  • National Instruments NI 5102 - page 54

    © National Instruments Corporatio n A- 1 NI 5102 User Manual A Specifications This appendix lists the sp ecifications of the NI 5102. These specifications are typical at 25 ° C unless otherwise stated. The operating temperatu re range is 0 to 50 ° C. Input Characteristics Number of input channels ...................... 2 single-ended, simultaneo ...

  • National Instruments NI 5102 - page 55

    Appendix A Specifications NI 5102 User Manual A-2 ni.com Input signal ranges (CH0, CH1) (without probe attenuation) ................ ....±5 V at gain of 1 ±1 V at gain of 5 ±0.25 V at gain of 20 ± 5 0m Va tg a i no f1 0 0 Input coupling ............... ................. .........AC or DC, software-selectable Overvoltage protection ............ ...

  • National Instruments NI 5102 - page 56

    Appendix A Specifications © National Instruments Corporatio n A- 3 NI 5102 User Manual T ransfer Characteristics Relative accuracy ................................... ±1 LSB typ, ±1.8 LSB max Differential nonlinearity ......................... ±0.3 LSB ty p, ±0.5 LSB max No missing codes ... .................... ............ 8 bits guaranteed ...

  • National Instruments NI 5102 - page 57

    Appendix A Specifications NI 5102 User Manual A-4 ni.com T riggers Analog Source ................ ................. .............. ......CH0, CH1, TRIG Level .................. ................. ................ ....256 levels between ±Full-scale for CH0 and CH1; ±5 V for TRIG; software-selectable Slope ............ ................. ............ ...

  • National Instruments NI 5102 - page 58

    Appendix A Specifications © National Instruments Corporatio n A- 5 NI 5102 User Manual R TSI (NI 5102 for PCI, PXI, ISA Only) Trigger lines ........... ................. ............... 7 I/O (6 I/O on the PXI-5102) Clock lines ................. .............. ............... 1 Power Consumption NI 5102 (PCI) 5 V DC (±5%) ................ 500 mA ...

  • National Instruments NI 5102 - page 59

    Appendix A Specifications NI 5102 User Manual A-6 ni.com Maximum W orking Voltage (Signal voltage plus common-m ode voltage) Channel to earth ....................... ...............5 V, Installation Category I Channel to channel ..................... ............5 V, Installation Category I Environmental Operating temperature ...................... ...

  • National Instruments NI 5102 - page 60

    Appendix A Specifications © National Instruments Corporatio n A- 7 NI 5102 User Manual by your product, and a link to the DoC (in Adobe Acrobat format) appears. Click the Acrobat icon to do wnload or read the DoC. Calibration Internal ................... ................. ............... U pon software command; adjusts timing for RIS acq uisitions ...

  • National Instruments NI 5102 - page 61

    © National Instruments Corporatio n B- 1 NI 5102 User Manual B T echnical Support Resources W eb Support NI W eb support is your first stop for help in solving installation, configuration, and application problems and questions. Online problem-solving and di agnostic resources include frequ ently asked questions, knowledge bases, product-specific ...

  • National Instruments NI 5102 - page 62

    Appendix B T echnical Support Resources NI 5102 User Manual B-2 ni.com W orldwide Support NI has of fices located around the w o rld to help address your support needs. Y ou can access our branch of fice W eb sites from the W orldwide Off ices section of ni.com . Branch of fice W eb sites provide up-to-date contact information, support phone num be ...

  • National Instruments NI 5102 - page 63

    © National Instruments Corporatio n G-1 NI 5102 User Manual Glossar y Pref ix Meaning V alue p- pico- 10 – 12 n- nano- 10 – 9 µ- micro- 10 – 6 m- milli- 10 – 3 k- kilo- 10 3 M- mega- 10 6 G- giga- 10 9 Numbers/Symbols ° degree – negati ve of, or minus Ω ohm /p e r % percent + positiv e of, or plus ± plus or minus +5 V +5 V olts sign ...

  • National Instruments NI 5102 - page 64

    Glossary NI 5102 User Manual G-2 ni.com A C coupled allowing the transmission of A C signals while bl ocking DC signals ADC analog-to-digital con verter — an electronic de vice, often an integrated circuit, that con verts an analog voltage to a digital number ADC resolution the resolution of the AD C, which is measured in bits. An A DC with 16 bi ...

  • National Instruments NI 5102 - page 65

    Glossary © National Instruments Corporatio n G-3 NI 5102 User Manual bandwidth the range of frequencies present in a signal, or the range of frequencies to which a measuring de v ice can respond bipolar a signal range that i ncludes both positive and negative values (for example, – 5Vt o+ 5V ) BNC a type of coaxial signal connector b uffer tempo ...

  • National Instruments NI 5102 - page 66

    Glossary NI 5102 User Manual G-4 ni.com channel pin or wire lead to which you apply or from which you read the analog or digital signal. Analog signals can be single-ended or differential. For digital signals, you group c hannels to form po rts. Ports usually consist of ei ther four or eight digital channel s C in input capacitance circuit trigger ...

  • National Instruments NI 5102 - page 67

    Glossary © National Instruments Corporatio n G-5 NI 5102 User Manual counter/timer a c ircuit that counts external pulses or clock pulses (timin g) coupling the manner in which a signal is connected from one location to another C p probe capacitance CPU central processing unit crosstalk an unwanted signal on one channel due to an input on a differ ...

  • National Instruments NI 5102 - page 68

    Glossary NI 5102 User Manual G-6 ni.com DC coupled allowing the transmission of both A C and DC sign als default setting a default parameter v alue recorded in the driv er . In many cases, the default input of a control is a certain v alue (often 0) that means use the curr ent default setting . For example, the default input for a parameter may be ...

  • National Instruments NI 5102 - page 69

    Glossary © National Instruments Corporatio n G-7 NI 5102 User Manual DOS disk operating system down counter performing frequency d ivision on an internal signal DRAM dynamic RAM dri vers software that controls a specific hardw are de v ice such as a D A Q device o r a GPIB interface board DSO digital storage oscil loscope dual-access memory memory ...

  • National Instruments NI 5102 - page 70

    Glossary NI 5102 User Manual G-8 ni.com expansion R OM an onboard EEPR OM that may contain dev ice-specific initialization and system boot functionality exte rnal trigger a vo ltage pulse from an external source that triggers an e vent such as A/D con version F false triggering triggering that occurs at an unintended time FET field-ef fect tr ansis ...

  • National Instruments NI 5102 - page 71

    Glossary © National Instruments Corporatio n G-9 NI 5102 User Manual G gain the factor by which a signal is amplif ied, sometimes expressed in decibels gain accuracy a measure of de viation of the gain of an amplifier from the ideal gain GND ground signal grounded measurement system see RSE H h hour half-flash ADC an ADC that determines its output ...

  • National Instruments NI 5102 - page 72

    Glossary NI 5102 User Manu al G-10 ni.com input bias current the current that flows into the inputs of a circuit input impedance the measured resistance an d capacitance between the input terminal of a circuit input offset current the dif ference in the input bias currents of the two inputs of an instrumentation ampli fier instrument dri ver a set ...

  • National Instruments NI 5102 - page 73

    Glossary © National Instruments Corporatio n G-11 NI 5102 User Manual K kk i l o — the standard metric prefix for 1,000, or 10 3 , used w ith units of measure such as volts, hertz, and meters Kk i l o — the prefix for 1,024, or 2 10 , used with B in quantifying data or computer memory kbytes/s a unit for data transfer that means 1,0 00 or 10 3 ...

  • National Instruments NI 5102 - page 74

    Glossary NI 5102 User Manu al G-12 ni.com MFLOPS million floating-poi nt operations per seco nd — the unit for e xpressing the computational po wer of a processor MIPS million inst ructions per second — the unit for expressing the speed of processor machine code instructions MISO Master -In-Slav e-Out signal MITE MXI Interfaces to Ev erything ? ...

  • National Instruments NI 5102 - page 75

    Glossary © National Instruments Corporatio n G-13 NI 5102 User Manual NRSE nonreferenced sin gle-ended mode — all measurements are made with respect to a common (NRSE) measurement system reference, bu t the v oltage at this reference can vary with respect to the measurement system ground Nyquist Sampling Theorem a law of sampling theory stating ...

  • National Instruments NI 5102 - page 76

    Glossary NI 5102 User Manu al G-14 ni.com PGIA programmable gain instrumentation amplifier pipeline a high-perfor mance processor struc ture in which the completi on of an instruction is broken into its elements so that se veral elements can be processed simultaneously from different instructions Plug and Play de vices de vices that do not require ...

  • National Instruments NI 5102 - page 77

    Glossary © National Instruments Corporatio n G-15 NI 5102 User Manual R RAM random-access memory real time a property of an e vent or system in which data is processed as it is acquired instead of being accumulated and processed at a later time record length the amoun t of memory dedicated to storing digitized samp les for postscrip ting or displa ...

  • National Instruments NI 5102 - page 78

    Glossary NI 5102 User Manu al G-16 ni.com R p probe resistance RSE referenced single-ended mode — all measurements are made with respect to a common reference measurement system or a ground. Also called a grounded measurement system R TSI bus real-time s ystem integration bus — the NI timing bus that connects D A Q de vices directly , by means ...

  • National Instruments NI 5102 - page 79

    Glossary © National Instruments Corporatio n G-17 NI 5102 User Manual SC_TC scan counter terminal count si gnal SCXI Signal Conditioning eX tensions for Instrumentation — the NI product line for conditioning lo w-le vel signals within an e xternal chassis near sensors so only h igh-lev el signals are sent to DA Q devices in the noisy PC en viron ...

  • National Instruments NI 5102 - page 80

    Glossary NI 5102 User Manu al G-18 ni.com switchless device devices that do not require dip swi tches or jumpers to configure resources on the devices — also called Plug and Play de vices synchronous (1) hardware — a property of an e vent that is synchronized to a reference clock (2) software — a property of a function that begins an operatio ...

  • National Instruments NI 5102 - page 81

    Glossary © National Instruments Corporatio n G-19 NI 5102 User Manual U unipolar a signal range that is always positi ve (for example, 0 to +10 V) update the ou tput equiv alent of a scan. On e or more analog or dig ital output samples. T ypically , the number of output samples in an update is equal to the number of channels in the output group. F ...

  • National Instruments NI 5102 - page 82

    Glossary NI 5102 User Manu al G-20 ni.com W Ww a t t s wa veform multiple voltage readings taken at a speci fic sampling rate word the standard number of bits that a processor or memory manipulates at one time. Microprocessors typical ly use 8-, 16-, or 32-b it words working v oltage the highest voltage that should be applied to a product in normal ...

  • National Instruments NI 5102 - page 83

    © National Instruments Corporatio n I-1 NI 5102 User Manual Index A AC/DC coupling change set tling rates (table), 4-7 acquiring data, 1-2 to 1-5 interactive control of NI 5102 using Scope Soft Front Panel, 1-3 NI application software, 1-4 to 1-5 NI-DAQ AP I, 1-4 NI-SCOPE driver, 1-4 overview, 1-2 relationship between programming environment, NI-D ...

  • National Instruments NI 5102 - page 84

    Index NI 5102 User Manual I-2 ni.com D data acquisition. See acquiring data. digital trigger specifications, A-4 to A-5 digitizers ADC resolution, 3-4 analog bandwidth, 3-2 basic principles, 3-1 to 3-5 making accurate measurements, 3-5 to 3-7 dynamic range of 8-bit ADC (figure), 3-6 general signal shape, 3-7 input coupling, 3 -7 input frequ ency, 3 ...

  • National Instruments NI 5102 - page 85

    Index © National Instruments Corporatio n I-3 NI 5102 User Manual P F Il i n e s ,4 - 2 0t o4 - 2 1 input lines, 4-20 output lines, 4-20 t o 4-21 random interleaved samplin g, 4-17 RTSI bus trigger and clock lin es, 4-18 to 4-19 I I/O connectors, 4-2 to 4-5 NI 5102 (PCI, ISA, PCMCIA, USB), 4 - 2t o4 - 4 NI 5102 (PCI, ISA) (figure), 4-3 NI 5102 (PC ...

  • National Instruments NI 5102 - page 86

    Index NI 5102 User Manual I-4 ni.com NI-DAQ driver soft ware overview of NI-DAQ API, 1-4 relationship with programming environment and hard ware (figure), 1-3 NI Developer Zon e, B-1 NI-SCOPE driver, 1-4 Nyquist theo rem, 3-1 O optional equip ment, 1-6 P passive probe, 3-8 to 3-11 compensating the probe, 3-9 to 3-11 connecting probe co mpensation c ...

  • National Instruments NI 5102 - page 87

    Index © National Instruments Corporatio n I-5 NI 5102 User Manual Scope Soft Front Panel, 1-3 serial communications port (AUX), 4-6 signal connections, 4-5 to 4-6 I/O connector sign al descriptions (table), 4-5 serial communications port (AUX), 4-6 signal shape, general, 3-7 Soft Front Panel, 1-3 software programming choices. See acquiring data. s ...

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A complete manual for the device National Instruments NI 5102, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use National Instruments NI 5102 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of National Instruments NI 5102.

A complete National Instruments manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

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2. Contents - index of all tips concerning the National Instruments NI 5102, that we can find in the current document
3. Tips how to use the basic functions of the device National Instruments NI 5102 - which should help us in our first steps of using National Instruments NI 5102
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