NI SCXI-1163R Manual
Contents
1. SERDATOUT Serial Data Out Taps into the SCXIbus MISO line to accept serial output data from a module Pin 47 is for DIO type boards Pin 26 is for MIO type boards Jumper W5 selects the pin Pins 26 and 47 are not tied together DAQD A DAQ Board Data Address Line Taps into the SCXIbus D A line to indicate to the module whether the incoming serial stream is data or address information SLOTOSEL Slot O Select Taps into the SCXIbus INTR line to indicate whether the information on MOSI is sent to a module or to Slot 0 SERCLK Indicates active low All other pins are not connected Serial Clock Taps into the SCXIbus SPICLK line to clock the data on the MOSI and MISO lines Pin 31 is for DIO type boards Pin 37 is for MIO type boards Jumper W2 selects the pin Pins 31 and 37 are not tied together See Chapter 5 Timing of the SCXI 1163R Register Level Programmer Manual for more detailed information on serial communication and programming SCXI 1163R User Manual 3 8 National Instruments Corporation Chapter 3 Signal Connections Rear Signal Connector Signal Descriptions Parallel Configuration Signal Name Description 47 45 43 In lt 0 31 gt Digital Inputs The logic 41 39 37 levels at these inputs 35 33 31 determine the relay states A 29 DIZ logic high will open a relay a 23 21 19 logic low will close it 17 15 13 allowing current to flow 11 9 7 5 3 12. Title Company Shipping Address Street Address Not P O Box Phone Mail to Data Entry Department Fax to Data Entry Department National Instruments Corporation National Instruments Corporation 6504 Bridge Point Parkway 512 794 8411 Austin TX 78730 5039 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 SCXI 1163R User Manual Edition Date July 1994 Part Number 320677A 01 Please comment on the completeness clarity and organization 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 MS 53 02 MS 53 02 Austin TX 78730 5039 512 794 5678 Glossary Q 5 V signal A AC A D Arms AWG C Chan COM cps D A DAQ DAQD A dB DC DIGGND DIN DIO ESD FIFO ft O National Instruments Corporation degrees ohms 5 VDC Source amperes alternating current analog to digital amperes root mean square American Wire Gauge Celsius Channel signal Common signal counts per second digital to analog data acquisition Data Acqu
3. 48 46 44 42 40 38 36 34 50 Ground Supplies ground reference for the parallel inputs All other pins are not connected The signals on the rear signal connector are digital I O signals Signal connection guidelines for each of these groups are given in the following section The following specifications and ratings apply to the digital input lines e Absolute maximum voltage input rating 5 5 V with respect to DIGGND e Digital input specifications referenced to DIGGND Vp input logic high voltage 2 V min Vj input logic low voltage 0 8 V max J input current leakage 1 nA max National Instruments Corporation 3 9 SCXI 1163R User Manual Appendix A Specifications This appendix lists the specifications for the SCXI 1163R These specifications are typical at 25 C unless otherwise noted Solid State Relays Number of channels Load voltage DC or rms AC Load current On resistance Output capacitance Leakage current Isolation Working voltage Maximum speed Turn on time Turn off time Serial data rate Measured using NI DAQ software on a 486 50 computer Power on state Physical Dimensions I O Connectors Environment Operating temperature Storage temperature Relative humidity National Instruments Corporation 32 organized as eight optically isolated banks of four independently controlled Form A relays with one common pole per bank 240 V max 200 mA max 8
4. Q max 110 pF at 50 V 1 MHz 1 uA max Bank to bank and bank to ground 450 Vrms max 1 5 ms 0 25 ms 1000 writes s relays open 1 2 by 6 8 by 8 0 in 3 0 by 17 3 by 20 3 cm 50 pin male ribbon cable rear connector 48 pin DIN C male front connector 48 screw terminal adapter available 0 to 50 C 40 to 125 C 5 to 90 noncondensing A 1 SCXI 1163R User Manual Appendix B 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 better 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 Corporate Headquarters 512 795 8248 Technical support fax 800 328 2203 512 794 5678 Branch Offices Phone Number Australia 03 879 9422 Austria 0662 435986 Belgium 02 757 00 20 Denmark 45 76 26 00 Finland 90 527 2321 France 1 48 1424 00 Germany 089 741 31 30 Italy 02 48301892 Japan 03 3788 1921 Netherlands 03480 33466 Norway 32 848400 Spain 91 640 0085 Sw
5. chapter also includes specifications and connection instructions for the signals on the SCXI 1163R connectors Warning Connections that exceed any of the maximum ratings of input signals on the SCXI 1163R can damage the SCXI 1163R board and the SCXIbus Maximum input ratings for each signal are given in this chapter under the discussion of that signal National Instruments is not liable for any damages resulting from signal connections that exceed these ratings KEEP AWAY FROM LIVE CIRCUITS Do not remove equipment covers or shields unless you are trained to do so If signal wires are connected to the module or terminal block dangerous voltages may exist even when the equipment is turned off To avoid dangerous electrical shock do not perform procedures involving cover or shield removal unless you are qualified to do so DO NOT OPERATE DAMAGED EQUIPMENT The safety protection features built into this module can become impaired if the module becomes damaged in any way Ifit is damaged turn the module off and do not use until service trained personnel can check its safety If necessary return the module to National Instruments for service and repair to ensure that its safety is not compromised DO NOT SUBSTITUTE PARTS OR MODIFY EQUIPMENT Because of the danger of introducing additional hazards do not install unauthorized parts or modify the module Return the module to National Instruments for service and repair to ensure that its safety fe
6. down connection to the SCXI 1163R The recommended manufacturer part numbers for this mating connector are as follows e Electronic Products Division 3M part number 3425 7650 e T amp B Ansley Corporation part number 609 5041CE Standard 50 conductor 28 AWG stranded ribbon cables that work with these connectors are as follows e Electronic Products Division 3M part number 3365 50 e T amp B Ansley Corporation part number 171 50 The SCXI 1163R front connector is a special 48 pin DIN C male connector The manufacturer part number of the connector National Instruments uses is as follows e ERNI Components Inc part number 033 273 The mating connector for the SCXI 1163R front connector is a special 48 pin reversed DIN C female connector National Instruments uses a polarized and keyed connector to prevent inadvertent upside down connection to the SCXI 1163R The manufacturer part number of the connector National Instruments uses is as follows e ERNI Components Inc part number 913 495 National Instruments selected these connectors to meet UL 1244 for 450 Vrms working isolation National Instruments Corporation 1 5 SCXI 1163R User Manual Introduction Chapter 1 Unpacking Your SCXI 1163R module is shipped in an antistatic package to prevent electrostatic damage to the module Electrostatic discharge can damage several components on the module To avoid such damage in handling the module take the following precautions
7. filenames and extensions and for statements and comments taken from program code NB refers to the NuBus series computers PC refers to the IBM PC XT the IBM PC AT and compatible computers SCXIbus refers to the backplane in the chassis A signal on the backplane is referred to as the SCXIbus lt signal name gt line or signal The SCXIbus descriptor may be omitted when the meaning is clear Descriptions of all SCXIbus signals are given in Chapter 3 Signal Connections Slot 0 refers to the power supply and control circuitry in the SCXI chassis Abbreviations acronyms metric prefixes mnemonics symbols and terms are listed in the Glossary SCXI 1163R User Manual vill National Instruments Corporation About This Manual The National Instruments Documentation Set The SCXI 1163R User Manual is one piece of the documentation set for your DAQ or SCXI system You could have any of several types of manuals depending on the hardware and software in your system Use these different types of manuals as follows e Getting Started with SCXI If you are using SCXI this is the first manual you should read It gives an overview of the SCXI system and contains the most commonly needed information for the modules chassis and software e Your SCXI hardware user manuals If you are using SCXI read these manuals next for detailed information about signal connections and module configuration They also explain in greater detail how t
8. on the appropriate pins 4 Record the new jumper settings on the SCXI 1163R Hardware Configuration Form in Appendix B Customer Communication 5 Snap the top cover back in place 6 Replace the grounding screw to ensure proper shielding SCXI 1163R User Manual 2 2 National Instruments Corporation Chapter 2 Configuration and Installation Figure 2 1 SCXI 1163R Parts Locator Diagram National Instruments Corporation 2 3 SCXI 1163R User Manual Configuration and Installation Chapter 2 Removable Cover v Top of Module AAA AAA AAA AAA AA AAA AAA AAA RAR AAAAARA ee ee EEE EEE EEE RARE REAR ERA Front Connector Figure 2 2 Removing the SCXI Module Cover Table 2 1 Configuration of Jumpers W2 W3 and W5 for DIO Type and MIO Type Boards Configures rear connector Factory setting is for DIO type boards Configures rear connector Factory setting is for DIO type boards Configures SERDATOUT for a DIO type or MIO type board Factory setting is for DIO type boards Parking position Disconnects SERDATOUT Use this setting for parallel mode SCXI 1163R User Manual 2 4 National Instruments Corporation Chapter 2 Configuration and Installation Table 2 2 Configuration of Jumpers W4 and W6 Position A Use this setting for a single chassis system Factory setting Position B Use this setting for an additional chassis in a multi
9. will need only for register level programming If you want to obtain the register level programmer manual please fill out the Register Level Programmer Manual Request Form in Appendix B Customer Communication at the end of this manual and send it to National Instruments Optional Equipment Contact National Instruments for ordering information for any of the following optional equipment SCXI 1326 front terminal block SCXI 1340 cable assembly SCXI 1341 Lab NB Lab PC Lab PC cable assembly SCXI 1342 PC LPM 16 cable assembly SCXI 1343 rear screw terminal adapter SCXI 1344 Lab LC cable assembly SCXI 1348 DIO 32F cable assembly SCXI 1350 multichassis adapter SCXI 1351 one slot cable extender The standard ribbon and NBS cables are available in the following lengths e 0 5m e 1 0m SCXI 1163R User Manual 1 4 National Instruments Corporation Chapter 1 Introduction Refer to Chapter 3 Signal Connections and to your cable installation guide for additional information on cabling connectors and adapters Custom Cables The SCXI 1163R rear signal connector is a 50 pin male ribbon cable header The manufacturer part number of the header National Instruments uses is as follows e AMP Inc part number 1 103310 0 The mating connector for the SCXI 1163R rear signal connector is a 50 position polarized ribbon socket connector with strain relief National Instruments uses a polarized or keyed connector to prevent inadvertent upside
10. 18 End ne eee PT ae eR rg MEE Ae er 2 1 Parallels Mede Operalon na eactooaustanevaste R iaeo IE 2 1 Connection to MIO Type or DIO Type DAQ Boards ueenne 2 2 Jumper Use unteres enge 2 2 Supplementary Jumper W4 Configuration Information ursussnsen nern 2 5 Hardware Installation 2t3 4 Amen 2 6 Chapter 3 Signal Connections ame nme esse 3 1 Front Connekter nes eis 3 2 Front Connector Signal Descriptions e rereeracereeenrananas 3 3 Optically Isolated Solid State Relay Channels essen nen 3 4 Vivi tha Z Atl OW 3 sense near lagen 3 4 Relay Protection for Inductive Load Connections cceeeesseesseceseeeeeeeeneees 3 5 Terminal Block rauen tea se Ben le ee 3 5 SCXI 1326 Terminal Block u a aneenatea 3 5 SERT 1326 Installation An me Teenage 3 6 Rear Signal Connector siseses ner eria A E E AE E aa S 3 6 Rear Signal Connector Signal Descriptions Serial Configuration nuer een 3 8 Rear Signal Connector Signal Descriptions Parallel Configuration 3 9 National Instruments Corporation v SCXI 1163R User Manual Contents Appendix A Specifications en en ie nen RU a Mahia ee A 1 Appendix B Customer Communication cccccecccsesesesesesesesesesesesesesesescsesescseseseseseseenseseseseseans B 1 GOSS O82 ee ante cae et Po aS Glossary 1 1 1 i 02 Se es a VOW OREO a E ea un Index 1 Figures Figure 1 1 The Relationship betwee
11. CXI 1163R User Manual Index W4 and W6 jumper configuration for DIO and MIO type boards table 2 5 L LabVIEW and LabWindows software 1 2 M manual See documentation N NI DAQ driver software 1 2 to 1 4 O optically isolated solid state relay channels See relay channels P parallel mode operation 2 1 to 2 2 parts locator diagram 2 3 physical specifications A 1 pin assignments front connector illustration 3 2 rear signal connector illustration 3 7 R rear signal connector 3 6 to 3 9 configuration 3 6 pin assignments illustration 3 7 signal descriptions parallel configuration table 3 9 serial configuration table 3 8 register level programming 1 4 relay channels initialization 3 4 optically isolated solid state relay channels 3 4 SCXI 1163R User Manual protection for inductive load connections 3 5 relay connection diagram 3 4 specifications for solid state relays A 1 S SCXI 1163R capabilities 1 1 custom cables 1 5 kit contents 1 1 optional equipment 1 4 to 1 5 software programming choices 1 2 to 1 4 LabVIEW and LabWindows software 1 2 NI DAQ driver software 1 2 to 1 4 register level programming 1 4 unpacking 1 6 SCXI 1326 terminal block 3 5 to 3 6 SERCLK signal table 3 8 SERDATIN signal table 3 8 SERDATOUT signal table 3 8 serial mode operation 2 1 signal connections electrical hazards warning 3 1 front connector optically isolated sol
12. DAQ board or disconnect the computer from your SCXI chassis Turn off the SCXI chassis Do not insert the SCXI 1163R into a chassis that is turned on Insert the SCXI 1163R into the board guides Gently guide the module into the back of the slot until the connectors make good contact If you have already installed a cable assembly in the rear of the chassis you must firmly engage the module and cable assembly however do not force the module into place Screw the front mounting panel of the SCXI 1163R to the top and bottom threaded strips of your SCXI chassis If this module is to be connected to an MIO 16 or to a DIO 24 DAQ board attach the connector at the metal end of the SCXI 1340 cable assembly to the rear signal connector on the SCXI 1163R module Screw the rear panel to the rear threaded strip Attach the loose end of the cable to the MIO 16 or DIO 24 board Note For installation procedures with other SCXI accessories and DAQ boards consult your cable installation guide Check the installation Turn on the SCXI chassis Turn on the computer or reconnect the computer to your chassis The SCXI 1163R board is installed You are now ready to install and configure your software SCXI 1163R User Manual 2 6 National Instruments Corporation Chapter 3 Signal Connections This chapter describes the input and output signal connections to the SCXI 1163R module via the SCXI 1163R front connector and rear signal connector This
13. SCXI 1163R User Manual 32 Channel Optically Isolated Solid State Relay Module July 1994 Edition Part Number 320677A 01 Copyright 1994 National Instruments Corporation All Rights Reserved National Instruments Corporate Headquarters 6504 Bridge Point Parkway Austin TX 78730 5039 512 794 0100 Technical support fax 800 328 2203 512 794 5678 Branch Offices Australia 03 879 9422 Austria 0662 435986 Belgium 02 757 00 20 Canada Ontario 519 622 9310 Canada Quebec 514 694 8521 Denmark 45 76 26 00 Finland 90 527 2321 France 1 48 14 24 24 Germany 089 741 31 30 Italy 02 48301892 Japan 03 3788 1921 Netherlands 03480 33466 Norway 32 848400 Spain 91 640 0085 Sweden 08 730 49 70 Switzerland 056 20 51 51 U K 0635 523545 Limited Warranty The SCXI 1163R is warranted against defects in materials and workmanship for a period of one year from the date of shipment as evidenced by receipts or other documentation National Instruments will at its option repair or replace equipment that proves to be defective during the warranty period This warranty includes parts and labor 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
14. W and LabWindows You can see that the data acquisition parts of LabVIEW and LabWindows are functionally equivalent to the NI DAQ software Conventional Programming LabVIEW LabWindows PG Macintosh E PC Macintosh or PC or Sun SPARCstation Sun SPARCstation Sun SPARCstation NI DAQ Driver Software DAQ or Personal SCXI Hardware Super Workstation Figure 1 1 The Relationship between the Programming Environment NI DAQ and Your Hardware The National Instruments PC AT MC DAQCard and DAQPad Series DAQ hardware are packaged with NI DAQ software for PC compatibles NI DAQ software for PC compatibles comes with language interfaces for Professional BASIC Turbo Pascal Turbo C Turbo C Borland C and Microsoft C for DOS and Visual Basic Turbo Pascal Microsoft C with SDK and Borland C for Windows You can use your SCXI 1163R together with other PC AT MC DAQCard and SCXI hardware with NI DAQ software for PC compatibles The National Instruments NB Series DAQ boards are packaged with NI DAQ software for Macintosh NI DAQ software for Macintosh comes with language interfaces for MPW C THINK C Pascal and Microsoft QuickBASIC Any language that uses Device Manager Toolbox calls can access NI DAQ software for Macintosh You can use NB Series DAQ boards and SCXI hardware with NI DAQ software for Macintosh O National Instruments Corporation 1 3 SCXI 1163R User Manual Introduction Chapter 1 The National Instrum
15. abVIEW for Windows NT LabWindows for DOS LabWindows CVI for Windows NI DAQ software for PC compatibles and NI DAQ software for Macintosh LabVIEW and LabWindows Application Software LabVIEW and LabWindows are innovative program development software packages for data acquisition and control applications LabVIEW uses graphical programming whereas LabWindows enhances traditional programming languages Both packages include extensive libraries for data acquisition instrument control data analysis and graphical data presentation LabVIEW currently runs on three different platforms AT MC EISA computers running Microsoft Windows the Macintosh platform and the Sun SPARC station platform LabVIEW features interactive graphics a state of the art user interface and a powerful graphical programming language The LabVIEW Data Acquisition VI Library a series of VIs for using LabVIEW with National Instruments DAQ hardware is included with LabVIEW The LabVIEW Data Acquisition VI Libraries are functionally equivalent to the NI DAQ software except that the SCXI functions are not included in the LabVIEW software for Sun LabWindows has two versions LabWindows for DOS is for use on PCs running DOS and LabWindows CVI is for use on PCs running Windows and for Sun SPARCstations LabWindows CVI features interactive graphics a state of the art user interface and uses the ANSI standard C programming language The LabWindows Data Acquisition Library a seri
16. ame Figure 3 1 SCXI 1163R Front Connector Pin Assignment SCXI 1163R User Manual 3 2 National Instruments Corporation Chapter 3 Front Connector Signal Descriptions B30 A30 B29 A29 Signal Name CHAN lt O 3 gt Description Bank 0 channels Signal Connections C30 NC No connect C29 GND Bank 0 common B26 A26 B25 A25 CHAN lt 4 7 gt Bank 1 channels C26 NC No connect C25 GND Bank 1 common B22 A22 B21 A21 CHAN lt 8 11 gt Bank 2 channels C22 NC No connect C21 GND Bank 2 common B18 A18 B17 A17 CHAN lt 12 15 gt Bank 3 channels C18 NC No connect C17 GND Bank 3 common A13 B13 A14 B14 CHAN lt 16 19 gt Bank 4 channels C14 GND Bank 4 common C13 NC No connect A9 B9 A10 B10 CHAN lt 20 23 gt Bank 5 channels C10 GND Bank 5 common C9 NC No connect A5 B5 A6 B6 CHAN lt 24 27 gt Bank 6 channels C6 GND Bank 6 common C5 NC No connect Al Bl A2 B2 CHAN lt 28 31 gt Bank 7 channels C2 GND Bank 7 common Cl National Instruments Corporation NC 3 3 No connect SCXI 1163R User Manual Signal Connections Chapter 3 Optically Isolated Solid State Relay Channels The SCXI 1163R relays are solid state relays These relays have no moving parts and hence
17. are not subject to the limited lifetimes of electromechanical relays In the closed state each of these relays has a maximum on resistance of 8 Q and carries up to 200 mA of current In the open state each relay blocks up to 240 V DC or AC with a maximum leakage current of 1 uA To prevent damage to these relays do not attempt to switch loads of greater than 240 V or 200 mA Each of the 32 relays is an independently controlled Form A normally open relay The relays are grouped in eight banks of four solid state relays Figure 3 2 shows that each group of four relays shares one common pole The signal name for these common poles is GND but they do not need to be connected to ground Each GND signal is simply the common pole of a bank of four relays Each of the eight banks is optically isolated to 450 Vrms from each other and from the SCXI chassis earth ground However there is no isolation barrier between signals of the same bank When you operate the relays in serial mode a single command to change the relay states causes all of the relays to change states at the same time at the end of the command In parallel mode each relay independently changes as its controlling signal on the rear signal connector changes The relays take a maximum of 1 5 ms to turn on and 0 25 ms to turn off Initialization When you power up the SCXI chassis or press the chassis reset button the relays are initially in the open state if you have configured the mo
18. atures are not compromised When using the terminal block with high common mode voltages you MUST insulate your signal wires appropriately National Instruments is NOT liable for any damages or injuries resulting from inadequate signal wire insulation When connecting or disconnecting signal lines to the SCXI 1326 terminal block screw terminals make sure the lines are powered off to prevent shock hazard Connections including power signals to ground and vice versa that exceed any ofthe maximum signal ratings on the SCXI 1163R can damage any or all of the boards connected to the SCXI chassis the host computer and the SCXI 1163R module National Instruments is NOT LIABLE FOR ANY DAMAGES OR INJURIES resulting from incorrect signal connections If high voltages 242 Vrms or 60 VDC are present YOU MUST CONNECT THE SAFETY EARTH GROUND TO THE STRAIN RELIEF TAB This complies with UL 1244 and protects against electric shock when the terminal block is not connected to the chassis To connect the safety earth ground to the strain relief tab run an earth ground wire in the cable from the signal source to the terminal block National Instruments is NOT liable for any damages or injuries resulting from inadequate safety earth ground connections National Instruments Corporation 3 1 SCXI 1163R User Manual Signal Connections Chapter 3 Front Connector Figure 3 shows the pin assignments for the SCXI 1163R front connector Column Signal N
19. 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 Contents About This Manual a een v Organization of This Manual nunmehr vii Conventions Used in This Manual u me au en aaa aa viii The National Instruments Documentation Set ix Related Documentation u ee Dee ix Customer COM TLC AU OM ana nennen x Chapter 1 Introduction nee da Ra ren 1 1 About TAS SCAT LD OSR sinos gatas pd Pied Re aa PE aea 1 1 What You Need to Get Started uri chided hee a 1 1 Software Programming Choices un HRS peas anodes 1 2 LabVIEW and LabWindows Application Software cescceesseeeesseeeesteeeenes 1 2 NI DAQ Driver Softwaren n nni i a a e a R 1 2 Register Level Programming un ran 1 4 Optional Fguipment espa isa esa ag O E AS LEA eo 1 4 Custom CABIES 228er en castings E A ge ceaan enue deecsede 1 5 ITN A FN As lt a open see a eae 1 6 Chapter 2 Configuration and Installation eeeeeeeeeeeennnnnnnennenee 2 1 Module Config ratlo sia Lana SLi lisina bs aa 2 1 Seral Mod 62 2
20. chassis system Sets primary mode of operation to parallel Factory setting Sets primary mode of operation to serial Note The shaded portion indicates the position of the jumper Supplementary Jumper W4 Configuration Information Jumper W4 when set to position A connects a 2 2 kQ pull up resistor to the SERDATOUT line An open collector driver drives the SERDATOUT line An open collector driver actively drives low or goes to a high impedance state relying on a pull up resistor to make the signal line go high If too many pull up resistors are attached to the SERDATOUT line the drivers cannot drive the line low To prevent this set jumper W4 to position A on only one of the SCXI 1163Rs that are cabled to the DAQ board in a multichassis system It does not matter which of the SCXI 1163Rs cabled to the DAQ board has the pull up connected National Instruments Corporation 2 5 SCXI 1163R User Manual Configuration and Installation Chapter 2 Hardware Installation You can install the SCXI 1163R in any available SCXI chassis After you have made any necessary changes and have verified and recorded the jumper settings on the form in Appendix B Customer Communication you are ready to install the SCXI 1163R The following are general installation instructions consult the user manual or technical reference manual of your SCXI chassis for specific instructions and warnings 1 T 8 Turn off the computer that contains the
21. dule for serial mode operation If you have configured the module for parallel mode operation the relays power up in the states determined by the signals on the rear signal connector If nothing is connected to the rear connector the relays will be in the open state All relays return to the open state if you remove power from the module Note It is important to notice that this module has no access to the analog backplane this protects the backplane from faults when high voltages are available at the module outputs Figure 3 2 Relay Connection Diagram SCXI 1163R User Manual 3 4 National Instruments Corporation Chapter 3 Signal Connections Relay Protection for Inductive Load Connections When inductive loads are connected to the solid state relays a large counter electromotive force can occur at relay switching time because of the energy stored in the inductive load These flyback voltages can severely damage the relays It is best to limit these flyback voltages at your inductive load by installing across your inductive load a flyback diode for DC loads see Figure 3 3 or an MOV metal oxide varistor for AC loads Flyback diode SCXI 1163R SCXI 1163R Inductive Load Inductive Load Relay protection using a flyback Relay protection using an MOV for diode for DC inductive loads AC inductive loads Figure 3 3 Relay Protection When Switching Inductive Loads Terminal Block To connect the signals to t
22. e Ground yourself via a grounding strap or by holding a grounded chassis such as an SCXI chassis e Touch the antistatic package to a metal part of your SCXI chassis before removing the module from the package e Remove the module from the package and inspect the module for loose components or any other sign of damage Notify National Instruments if the module appears damaged in any way Do not install a damaged module into your SCXI chassis e Never touch the exposed pins of connectors SCXI 1163R User Manual 1 6 National Instruments Corporation Chapter 2 Configuration and Installation This chapter describes the SCXI 1163R modes of operation jumper configurations installation of the SCXI 1163R into the SCXI chassis signal connections to the SCXI 1163R and cable wiring Module Configuration You can configure the SCXI 1163R for operation in either serial or parallel mode and connect the module to either an MIO type board or a DIO type board Note The SCXI 1163R is factory configured for serial communication through a DIO type board or through the SCXI chassis You should change the jumper configuration from the factory default settings ONLY if you plan to cable the SCXI 1163R rear connector to an MIO type board if you plan to use the SCXI 1163R in parallel mode or if the SCXI 1163R is a controller module for a multichassis system Serial Mode Operation When you configure the SCXI 1163R for serial mode operation serial com
23. eden 08 730 49 70 Switzerland 056 20 51 51 U K 0635 523545 National Instruments Corporation B 1 Fax Number 03 879 9179 0662 437010 19 02 757 03 11 45 76 7111 90 502 2930 1 48 14 24 14 089 714 60 35 02 48301915 03 3788 1923 03480 30673 32 848600 91 640 0533 08 730 43 70 056 20 51 55 0635 523154 SCXI 1163R User Manual 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 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 problem SCXI 1163R Hardware Configuration Form Record the settings and revisions of your hardware and software on t
24. ents SB Series DAQ boards are packaged with NI DAQ software for Sun which comes with a language interface for ANSIC Register Level Programming The final option for programming any National Instruments DAQ hardware is to write register level software Writing register level programming software can be very time consuming and inefficient and is not recommended for most users The only users who should consider writing register level software should meet at least one of the following criteria e National Instruments does not support your operating system or programming language e You are an experienced register level programmer who is more comfortable writing your own register level software Even if you are an experienced register level programmer consider using NI DAQ LabVIEW or LabWindows to program your National Instruments DAQ hardware Using the NI DAQ LabVIEW or LabWindows software is easier than and as flexible as register level programming and can save weeks of development time The SCXI 1163R User Manual and your software manuals contain complete instructions for programming your SCXI 1163R with NI DAQ LabVIEW or LabWindows If you are using NI DAQ LabVIEW or LabWindows to control your hardware you should not need the register level programmer manual The SCXI 1163R Register Level Programmer Manual contains low level programming details such as register maps bit descriptions and register programming hints that you
25. es of functions for using LabWindows with National Instruments DAQ hardware is included with the NI DAQ software kit The LabWindows Data Acquisition libraries are functionally equivalent to the NI DAQ software except that the SCXI functions are not included in the LabWindows CVI software for Sun Using LabVIEW or LabWindows software will greatly reduce the development time for your data acquisition and control application NI DAQ Driver Software The NI DAQ driver software is included at no charge with all National Instruments DAQ hardware NI DAQ is not packaged with SCXI or accessory products NI DAQ has an extensive library of functions that you can call from your application programming environment These functions include routines for analog input A D conversion buffered data acquisition high speed A D conversion analog output D A conversion waveform generation digital I O counter timer operations SCXI RTSI self calibration messaging and acquiring data to extended memory SCXI 1163R User Manual 1 2 National Instruments Corporation Chapter I Introduction NI DAQ also internally addresses many of the complex issues between the computer and the DAQ hardware such as programming interrupts and DMA controllers NI DAQ maintains a consistent software interface among its different versions so that you can change platforms with minimal modifications to your code Figure 1 1 illustrates the relationship between NI DAQ and LabVIE
26. functionality with National Instruments MIO boards the SCXI 1200 module the Lab NB Lab PC Lab PC Lab LC and PC LPM 16 boards and with the DIO 24 DIO 32F and DIO 96 boards You can control several SCXI 1163Rs in serial mode in a single chassis with one DAQ board In addition you can control 24 of the relays in parallel mode with a DIO 24 or all 32 relays in parallel mode with a DIO 32F or DIO 96 You can also use the SCXI 1163R in parallel mode with other digital logic sources that meet the specifications in Chapter 3 Signal Connections An additional shielded terminal block the SCXI 1326 has screw terminals for easy signal attachment to the SCXI 1163R With the SCXI 1163R you can use the SCXI chassis as a controller in laboratory testing production testing and industrial process monitoring What You Need to Get Started To set up and use your SCXI 1163R you will need the following components e SCXI 1163R module e SCXI 1163R User Manual If your kit is missing any of the components contact National Instruments National Instruments Corporation 11 SCXI 1163R User Manual Introduction Chapter 1 Software Programming Choices There are four options to choose from when programming your National Instruments DAQ and SCXI hardware You can use LabVIEW LabWindows NI DAQ or register level programming software Your SCXI kit does not include software The SCXI 1163R works with LabVIEW for Windows LabVIEW for Macintosh L
27. gnals on the rear signal connector cannot communicate with the SCXI chassis or with any other module in the chassis Hence if multiple SCXI 1163Rs in an SCXI system are to be used in parallel mode the rear signal connector of each must be connected to a separate DAQ board or other controlling source National Instruments Corporation 2 1 SCXI 1163R User Manual Configuration and Installation Chapter 2 However even if you configure an SCXI 1163R for parallel mode operation you can still control it serially through the SCXI system For example if you configure one SCXI 1163R in a chassis for parallel mode and you configure another SCXI 1163R cabled to aDAQ board for serial mode the DAQ board can control both SCXI 1163Rs by overriding the parallel mode of the first SCXI 1163R and sending data to it serially The first SCXI 1163R will no longer respond to signals on its rear signal connector until it is reset either by software through the DAQ board or by the reset button on the SCXI chassis If you configure your National Instruments software to communicate with an SCXI 1163R in serial mode through the WDAOCONF or DAQCONF utilities but have the SCXI 1163R jumpers configured for parallel mode then the software will attempt to perform serial writes to the SCXI 1163R overriding the parallel mode of communication If you are not using National Instruments software see the SCX 1163R Register Level Programmer Manual for information on
28. he SCXI 1163R outputs you can use a National Instruments terminal block with screw terminals for easy connection Refer to your terminal block installation guide for instructions on connecting your SCXI 1163R The terminal block kit is listed in the Optional Equipment section in Chapter 1 Introduction SCXI 1326 Terminal Block The SCXI 1326 front terminal block consists of a shielded board with supports to connect it to the SCXI 1163R front connector There are forty eight screw terminals The terminals labeled VCC on the SCXI 1326 are not used with the SCXI 1163R National Instruments Corporation 3 5 SCXI 1163R User Manual Signal Connections Chapter 3 SCXI 1326 Installation To connect the terminal block to the SCXI 1163R front connector follow these steps 1 Connect the SCXI 1163R front connector to its mating connector on the terminal block 2 Make sure that the SCXI 1163R top and bottom thumbscrews do not obstruct the rear panel of the terminal block 3 Tighten the top and bottom screws on the back of the terminal block to hold the terminal block securely in place Rear Signal Connector Note If you are using the SCXI 1163R with a National Instruments DAQ board and cable assembly you do not need to read the remainder of this chapter If you are using the SCXI 1180 feedthrough panel or the SCXI 1343 rear screw terminal adapter with the SCXI 1163R read this section The rear signal connector is configured based on the
29. he 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 e SCXI 1163R Revision e Chassis Slot e Chassis Type My Setting Factory Setting Jumper W2 D M M e Jumper W3 D D e Jumper W4 NP ip P P e Jumper W5 3 Q z Q z O O PAR PAR e Jumper W6 S P P Note Mark your jumper positions on the jumper diagrams in the left column e Other Modules and Chassis in System e DAQ Boards Installed Register Level Programmer Manual Request 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 SCXI 1163R Register Level Programmer Manual Part Number 340701A 01 Please indicate your reasons for obtaining the register level programmer manual Check all that apply O National Instruments does not support your operating system or programming language O You are an experienced register level programmer who is more comfortable writing your own register level software O Other Please explain Thank you for your help Name
30. he module works and contain application hints e Your DAQ hardware user manuals These manuals have detailed information about the DAQ hardware that plugs into or is connected to your computer Use these manuals for hardware installation and configuration instructions specification information about your DAQ hardware and application hints e Software manuals Examples of software manuals you may have are the LabVIEW and LabWindows manual sets and the NI DAQ manuals After you have set up your hardware system use either the application software LabVIEW or LabWindows manuals or the NI DAQ manuals to help you write your application If you have a large and complicated system it is worthwhile to look through the software manuals before you configure your hardware e Accessory installation guides or manuals If you are using accessory products read the terminal block and cable assembly installation guides or accessory board user manuals They explain how to physically connect the relevant pieces of the system Consult these guides when you are making your connections e SCXI chassis manuals If you are using SCXI read these manuals for maintenance information on the chassis and installation instructions Related Documentation The following National Instruments manual contains detailed information for the register level programmer e SCXI 1163R Register Level Programmer Manual This manual is available from National Instruments by reque
31. id state relay channels 3 3 pin assignments illustration 3 2 relay protection of inductive load connections 3 5 signal descriptions table 3 3 rear signal connector 3 6 to 3 9 configuration 3 6 pin assignments illustration 3 7 signal descriptions parallel configuration table 3 9 serial configuration table 3 8 terminal block 3 5 to 3 6 SLOTOSEL signal table 3 8 software programming choices 1 2 to 1 4 LabVIEW and LabWindows software 1 2 to 1 3 NI DAQ driver software 1 2 to 1 4 register level programming 1 4 solid state relay channels See relay channels Index 2 National Instruments Corporation specifications environment A 1 physical A 1 solid state relays A 1 T technical support B 1 terminal block 3 5 to 3 6 U unpacking the SCXI 1163R 1 6 National Instruments Corporation Index 3 Index SCXI 1163R User Manual
32. isition Board Data Address Line signal decibels direct current Digital Ground signal Deutsche Industrie Norme digital VO electrostatic discharge first in first out feet ground signal hexadecimal hertz input output identification input current leakage inch Digital Input signal input current output current Glossary 1 SCXI 1163R User Manual Glossary LSB max MB m min MIO MOV MSB NC RAM rms RTSI SCXI SDK S SERCLK SERDATIN SERDATOUT SLOTOSEL SPI SCXI 1163R User Manual least significant bit maximum megabytes of memory meters minimum multifunction I O metal oxide varistor most significant bit No connect random access memory root mean square Real Time System Integration Signal Conditioning eXtensions for Instrumentation bus Software Developer s Kit seconds Serial Clock signal Serial Data In signal Serial Data Out signal Slot 0 Select signal Serial Peripheral Interface Underwriters Laboratory volts volts alternating current volts direct current virtual instrument volts input high volts input low volts in volts output high volts output low volts out volts root mean square Glossary 2 National Instruments Corporation Index C cables custom 1 5 to 1 6 CHAN lt 0 31 gt signals table 3 3 configuration See also installation connection to MIO type or DIO type DAQ boards 2 2 factory configuration 2 1 jumpers parts locator diagram 2 3 procedure f
33. jumper settings described earlier in this chapter Jumper W6 determines whether the rear connector will be used for serial or parallel communication If you set jumper W6 to serial jumpers W2 W3 and W5 determine whether the rear connector is configured for an MIO type connection or a DIO type connection Figure 3 4A shows the pin assignments for the SCXI 1163R rear signal connector configured for serial communication Figure 3 4B shows the pin assignments for the rear signal connector configured for parallel communication SCXI 1163R User Manual 3 6 National Instruments Corporation Chapter 3 Signal Connections E D gt 4 o DIGGND MIO SERDATIN SERDATOUT MIO DAQD A SLOTOSEL DIO SERCLK MIO SERCLK DIO SERDATOUT DIGGND DIO A Jumper W6 in Position S B Jumper W6 in Position P Figure 3 4 SCXI 1163R Rear Signal Connector Pin Assignment National Instruments Corporation 3 7 SCXI 1163R User Manual Signal Connections Chapter 3 Rear Signal Connector Signal Descriptions Serial Configuration Signal Name DIGGND Description Digital Ground Supplies the reference for DAQ board digital signals and is tied to the module digital ground Pin 50 is for DIO type boards Pin 24 is for MIO type boards Jumper W3 selects the pin Pins 24 and 50 are not tied together SERDATIN Serial Data In Taps into the SCXIbus MOSI line to provide serial input data to a module or Slot 0
34. mands sent to the module via the SCXIbus control the relay states If you connect a DAQ board to the rear signal connector of an SCXI 1163R in serial mode then data from that board will control the SCXIbus You can connect only one serial mode SCXI 1163R per chassis to aDAQ board You must not cable the rear signal connectors of other SCXI 1163Rs configured for serial mode to anything If you configure the SCXI 1163R for serial mode the module cannot accept parallel data The serial mode of operation cannot be overridden by software When data is sent to the SCXI 1163R a logic high or 1 will open a relay preventing current from flowing and a logic low or 0 will close the relay allowing current to flow Your National Instruments software manual has more information on the commands used to control the SCXI 1163R and the SCXI chassis If you are not using National Instruments software see the SCXI 1163R Register Level Programmer Manual for a description of the procedures for serial communication with the SCXI 1163R Parallel Mode Operation When you configure the SCXI 1163R for parallel mode operation signals at the rear signal connector directly control the states of the solid state relays no serial commands to the module are needed A logic low or 0 on the rear connector will close the corresponding relay allowing current to flow Likewise a logic high or 1 will open the relay preventing the flow of current In parallel mode the si
35. n the Programming Environment NI DAQ and Your Hardware nen a 1 3 Figure 2 1 SCXI 1163R Parts Locator Diagram erre 2 3 Figure 2 2 Removing the SCXI Module Cover erre 2 4 Figure 3 1 SCXIJ 1163R Front Connector Pin Assignment euneesseessersnersnnesnnennnnen nennen 3 2 Figure 3 2 Relay Connection Diagram un ehren 3 4 Figure 3 3 Relay Protection When Switching Inductive Loads 3 5 Figure 3 4 SCXI 1163R Rear Signal Connector Pin Assignment ucersenesnsennnnernner nen 3 7 Tables Table 2 1 Configuration of Jumpers W2 W3 and W5 for DIO Type and MIO Type Boards week tesentin 2 4 Table 2 2 Configuration of Jumpers W4 and W6 rea 2 5 SCXI 1163R User Manual vi National Instruments Corporation About This Manual This manual describes the electrical and mechanical aspects of the SCXI 1163R and contains information concerning its operation and programming The SCXI 1163R is a member of the National Instruments Signal Conditioning eXtensions for Instrumentation SCXI Series modules for the National Instruments DAQ plug in boards This module provides 32 isolated solid state relay outputs configured in banks of four relays Each bank is isolated from other banks and from the internal circuitry of the SCXI 1163R Organization of This Manual The SCXI 1163R User Manual is organized as follows Chapter 1 Introduction describes the SCXI 1163R lists the con
36. or changing jumpers 2 2 rear signal connector 3 6 supplementary W4 configuration 2 5 W2 W3 and W5 jumper configuration for DIO and MIO type boards table 2 4 W4 and W6 jumper configuration for DIO and MIO type boards table 2 5 parallel mode operation 2 1 serial mode operation 2 1 custom cables 1 5 customer communication B 1 D DAQD A signal table 3 8 DIGGND signal table 3 8 documentation conventions used in manual viii National Instruments documentation set ix organization of manual vii related documentation ix E electrical hazards warning 3 1 environment specifications A 1 equipment optional 1 4 to 1 5 National Instruments Corporation Index 1 F front connector optically isolated solid state relay channels 3 4 pin assignments illustration 3 2 relay protection of inductive load connections 3 5 signal descriptions table 3 3 G GND signal table 3 9 H hardware installation 2 6 I In lt 0 31 gt signal table 3 9 inductive load connections relay protection for 3 5 initialization of relays 3 4 installation See also configuration hardware installation 2 6 SCXI 1326 terminal block 3 5 to 3 6 unpacking the SCXI 1163R 1 6 J jumpers parts locator diagram 2 3 procedure for changing jumpers 2 2 rear signal connector 3 6 supplementary W4 configuration 2 5 W2 W3 and W5 jumper configuration for DIO and MIO type boards table 2 4 S
37. serial communication and overriding the parallel mode of operation Connection to MIO Type or DIO Type DAQ Boards When you cable the SCXI 1163R to a DAQ board you must also configure the SCXI 1163R to recognize the board either as a DIO type or an MIO type board DIO type boards are National Instruments boards that have only digital inputs and outputs These boards include the DIO 24 DIO 32F and DIO 96 MIO type boards are National Instruments boards that have both analog and digital inputs and digital outputs These boards consist of MIO boards Lab NB Lab PC Lab PC and Lab LC boards and PC LPM 16 boards You can use either type for serial communication for parallel communication you can use only the DIO type boards However when you use the DIO 24 for parallel communication only channels O through 23 can be controlled on the SCXI 1163R Jumper Use To configure the SCXI 1163R module use the five user configurable jumpers shown in the parts locator diagram Figure 2 1 There is also one reserved jumper that should remain empty Tables 2 1 and 2 2 list the description and configuration of the user configurable jumpers To change the configuration of the module refer to Figure 2 1 and 2 2 as you perform the following steps 1 Remove the grounding screw of the top cover 2 Snap out the top cover of the shield by placing a screwdriver in the groove at the bottom of the module 3 Remove the jumpers to be changed and replace them
38. st If you are using NI DAQ LabVIEW or LabWindows you should not need the register level programmer manual Using NI DAQ LabVIEW or LabWindows is quicker and easier than and as flexible as using the low level programming described in the register level programmer manual Refer to Software Programming Choices in Chapter 1 Introduction of this manual to learn about your programming options National Instruments Corporation ix SCXI 1163R User Manual About 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 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 B Customer Communication atthe end of this manual SCXI 1163R User Manual x National Instruments Corporation Chapter 1 Introduction This chapter describes the SCXI 1163R lists the contents of your SCXI 1163R kit describes the optional software optional equipment and custom cables and explains how to unpack the SCXI 1163R kit About the SCXI 1163R The SCXI 1163R is an SCXI module consisting of 32 optically isolated solid state relays The SCXI 1163R module switches loads up to 240 Vrms or VDC and 200 mA where common mode voltages may be present The SCXI 1163R operates in serial mode with full
39. t O Bold italic text denotes a note caution or warning DIO board refers to the National Instruments AT DIO 32F MC DIO 24 MC DIO 32F NB DIO 24 NB DIO 32F NB DIO 96 PC DIO 24 and PC DIO 96 digital I O data acquisition boards unless otherwise noted DIO type board refers to National Instruments data acquisition boards that have only digital inputs and outputs These boards include the DIO 24 DIO 32F and DIO 96 boards unless otherwise noted Italic text denotes emphasis a cross reference or an introduction to a key concept Lab board refers to the National Instruments Lab LC Lab NB Lab PC and Lab PC boards unless otherwise noted MC refers to the Micro Channel series computers MIO board refers to the National Instruments AT MIO 16 AT MIO 16D AT MIO 16F 5 AT MIO 16X AT MIO 64F 5 MC MIO 16 NB MIO 16 and NB MIO 16X multichannel I O data acquisition boards unless otherwise noted MIO type board refers to National Instruments data acquisition boards that have at least analog and digital inputs and outputs These boards include the MIO boards the Lab boards and the PC LPM 16 board unless otherwise noted Lowercase 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
40. t 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 LabVIEW NI DAQ and RTSI are trademarks of National Instruments Corporation Product and company names listed are 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
41. tents of your SCXI 1163R kit describes the optional software optional equipment and custom cables and explains how to unpack the SCXI 1163R kit Chapter 2 Configuration and Installation describes the SCXI 1163R modes of operation jumper configurations installation of the SCXI 1163R into the SCXI chassis signal connections to the SCXI 1163R and cable wiring Chapter 3 Signal Connections describes the input and output signal connections to the SCXI 1163R module via the SCXI 1163R front connector and rear signal connector This chapter also includes specifications and connection instructions for the signals on the SCXI 1163R connectors Appendix A Specifications lists the specifications for the SCXI 1163R Appendix B Customer Communication contains forms you can use to request help from National Instruments or to comment on our products The Glossary contains an alphabetical list and description 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 National Instruments Corporation vii SCXI 1163R User Manual About This Manual Conventions Used in This Manual The following conventions are used in this manual bold italic DIO board DIO type board italic Lab board MC MIO board MIO type board monospace NB PC SCXIbus Slo
42. 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 LIMITED 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 no
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