National Instruments SCXI-1336 User Manual
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National Instruments SCXI-1336 User Manual

National Instruments SCXI-1336 User Manual

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  • Page 1 SCXI-1336...
  • Page 2 SCXI ™ SCXI-1129 User Manual 256 Crosspoint High-Density Matrix SCXI-1129 User Manual February 2001 Edition Part Number 322740A-01...
  • Page 3 Sweden 08 587 895 00, Switzerland 056 200 51 51, Taiwan 02 2528 7227, United Kingdom 01635 523545 For further support information, see the Technical Support Resources appendix. To comment on the documentation, send e-mail to techpubs@ni.com © Copyright 2001 National Instruments Corporation. All rights reserved.
  • Page 4 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.
  • Page 5 Classification requirements are the same for the Federal Communications Commission (FCC) and the Canadian Department of Communications (DOC). Changes or modifications not expressly approved by National Instruments could void the user’s authority to operate the equipment under the FCC Rules.
  • Page 6 Canadian Department of Communications This Class B digital apparatus meets all requirements of the Canadian Interference-Causing Equipment Regulations. Cet appareil numérique de la classe B respecte toutes les exigences du Règlement sur le matériel brouilleur du Canada. European Union - Compliance to EEC Directives Readers in the EU/EEC/EEA must refer to the Manufacturer's Declaration of Conformity (DoC) for information** pertaining to the CE Mark compliance scheme.
  • Page 7 Conventions The following conventions are used in this manual: » The » symbol leads you through nested menu items and dialog box options to a final action. The sequence File»Page Setup»Options directs you to pull down the File menu, select the Page Setup item, and select Options from the last dialog box.

  • Page 8: Table Of Contents

    Using the SCXI-1129 Operating as a Matrix ....................2-1 Configurations ....................2-2 4 × 16 Matrix Configuration................2-4 4 × 32 Matrix Configuration................2-6 8 × 16 Matrix Configuration................2-8 4 × 64 Matrix Configuration................2-10 8 × 32 Matrix Configuration................2-12 © National Instruments Corporation SCXI-1129 User Manual...
  • Page 9 Contents 16 × 16 Matrix Configuration ................. 2-14 Matrix Expansion .................... 2-16 Hardware and Software Scanning ................. 2-20 Hardware-Timed Scanning ................2-21 Hardware-Timed Scanning Using a DMM........2-21 Hardware-Timed Scanning Using External Instruments....2-22 Synchronous Scanning ............2-23 Handshaking Scanning............2-23 Multimodule Scanning ..................

  • Page 10: Installing And Configuring The Scxi-1129

    (HVAB) backplane adapter in the SCXI-1357/1358 kit, at the rear of the module. This adapter allows you to expand the HVAB without complicated © National Instruments Corporation SCXI-1129 User Manual...

  • Page 11: Installing The Software

    Chapter 1 Installing and Configuring the SCXI-1129 wiring. By connecting multiple modules to the HVAB adapter, it is possible to expand the matrix size without external row or column connectors. For more information on matrix expansion, refer to the Matrix Expansion section in Chapter 2, Using the SCXI-1129.

  • Page 12: Safety Information

    Development Environments panel provides you with the following choices: • If you click the Advanced button on this panel, you can custom install National Instruments drivers such as NI-DAQ, NI-IVI, and NI-VISA. • If you do not want to install certain drivers, click Advanced and uncheck the driver(s) you do not want installed.
  • Page 13 Installing and Configuring the SCXI-1129 power the device off and do not use it until service-trained personnel can check its safety. If necessary, return the device to National Instruments for service and repair to ensure that its safety is not compromised.

  • Page 14: Unpacking

    Never touch the exposed pins of connectors. Remove the module from the package and inspect the module for loose components or any sign of damage. Notify National Instruments if the module appears damaged in any way. Do not install a damaged module into your computer.
  • Page 15 Chapter 1 Installing and Configuring the SCXI-1129 To install your SCXI-1129 module into the SCXI chassis, refer to Figure 1-1 while completing the following steps: 1 AB0+ 5 AB2– 8 2-Slot HVAB-Backplane Adapter 2 AB0– 6 HV8-BAN4 9 SCXI Chassis 3 NI 4060 for PCI 7 SH9MD-9MD 10 SCXI-1129 Module...

  • Page 16: Connecting The Scxi-1129 To The Dmm In A Single Chassis System

    Your SCXI-1129 modules and any other SCXI modules should already be installed in the chassis according to their installation instructions. Caution Before you proceed with your connections, make sure you power off your SCXI chassis. © National Instruments Corporation SCXI-1129 User Manual...

  • Page 17: Single 4-Slot Chassis Configuration

    Chapter 1 Installing and Configuring the SCXI-1129 Single 4-Slot Chassis Configuration To make connections in the single 4-slot chassis configuration, refer to Figure 1-2 while completing the following steps: 1 SCXI-1129 Module 4 1-Slot HVAB-Backplane Adapter 7 SH9MD-9MD Cable 2 4-Slot SCXI Chassis 5 8-Position HVAB Plug 8 HV8-BAN4 Cable 3 2-Slot HVAB-Backplane Adapter...

  • Page 18: Single 12-Slot Chassis Configuration

    Install the 8-slot HVAB-backplane adapter behind slots 5 through 12. Install additional 2-slot and 1-slot HVAB-backplane adapters behind slots 1 through 4 if needed. Install the 8-position HVAB plugs to connect the HVAB-backplane adapters as needed. © National Instruments Corporation SCXI-1129 User Manual...

  • Page 19: Connecting The Scxi-1129 To The Dmm In A Multichassis System

    Chapter 1 Installing and Configuring the SCXI-1129 Connect the HV8-BAN4 cable from the DMM to the HVAB connector behind slot 12. Connect the SH9MD-9MD cable from the DMM to the AUX IN connector behind slot 5. You can install any additional SCXI-1129 modules in any slot that has an HVAB-backplane adapter behind it.
  • Page 20 6 SH9MD-9MD Cable 9 HV8-HV8 Cable 3 1-Slot HVAB Backplane Adapter 7 4-Slot SCXI Chassis 10 4-Slot SCXI Chassis 4 HV8-BAN4 Cable Figure 1-4. 4-Slot to 4-Slot Multichassis Configuration Parts Locator Diagram © National Instruments Corporation 1-11 SCXI-1129 User Manual...

  • Page 21: 4-Slot And 12-Slot Multichassis Configuration

    Chapter 1 Installing and Configuring the SCXI-1129 Install the HVAB-backplane adapters and 8-position HVAB plugs in the next chassis as described in steps 1 through 3 in the Single 4-Slot section. Chassis Configuration Connect the HV8-HV8 cable from the first chassis, normally the connector behind slot 1, to the HVAB connector (behind slot 4) of the next chassis.
  • Page 22 10 HV8-HV8 Cable 3 HV8-BAN4 Cable 7 8-Slot HVAB-Backplane Adapter 11 4-Slot SCXI Chassis 4 NI 4060 for PCI 8 12-Slot SCXI Chassis Figure 1-5. 4-Slot to 12-Slot Multichassis Configuration Parts Locator Diagram © National Instruments Corporation 1-13 SCXI-1129 User Manual...

  • Page 23: 12-Slot And 12-Slot Multichassis Configuration

    Chapter 1 Installing and Configuring the SCXI-1129 Install the HVAB-backplane adapters and jumper blocks in the 12-slot chassis as described in steps 1 through 3 in the Single 12-Slot Chassis section. Configuration Connect the HV8-HV8 cable from the first chassis, normally the connector behind slot 1, to the HVAB connector (behind slot 12) of the next chassis.
  • Page 24 Connect the SH9MD-9MD cable from the AUX OUT connector of the first chassis to the AUX IN connector (behind slot 5) of the next chassis. Repeat steps 1 through 3 for each additional chassis. © National Instruments Corporation 1-15 SCXI-1129 User Manual...

  • Page 25: Connecting The Scxi-1129 To The Dmm In A Pxi-1010 Chassis

    Chapter 1 Installing and Configuring the SCXI-1129 Notes Do not connect the SH9MD-9MD cable to the 2-slot HVAB-backplane adapter. An SCXI-1129 is required in slot 12 of each 12-slot chassis to establish communications with all the chassis in the system. If slot 12 is empty, the chassis will not operate. It is this module that you must specify in MAX as the cabled module to the DMM.

  • Page 26: Dmm In Pxi Slot 8 Configuration

    You should have already installed your SCXI-1129 modules and any other SCXI modules in the chassis according to their installation instructions. Before you proceed with your connections, make sure you power off your SCXI chassis. © National Instruments Corporation 1-17 SCXI-1129 User Manual...

  • Page 27: Dmm In Pxi Slots 1 Through 3 Configuration

    Chapter 1 Installing and Configuring the SCXI-1129 DMM in PXI Slots 1 through 3 Configuration To install your DMM in PXI slots 1 through 3, follow these steps: Install your DMM in any one of the PXI slots 1 through 3. In the SCXI subsystem, install the 2-slot HVAB-backplane adapter behind SCXI slots 3 and 4.

  • Page 28: Accessing The Scxi-1129 Through Other Scxi Modules Using A Daq Device

    • SCXI chassis with the SCXI-1129 modules installed (see the appropriate previous sections) • DAQ device cable adapter • National Instruments DAQ device • DAQ cable • 1/8 in. flathead screwdriver • At least one other SCXI module other than the SCXI-1129, installed in...
  • Page 29 SCXI-1129 module. Secure the adapter to the SCXI chassis using the screws provided. Attach your DAQ cable to the cable adapter at the rear connector. Attach the other end of the DAQ cable to the National Instruments DAQ device. Check the installation.

  • Page 30: Using A Daq Device On A Pxi-1010 Chassis

    Consult the documentation for your SCXI chassis and other SCXI modules for additional instructions and warnings. You should have installed your SCXI-1129 modules according to the instructions given in the Installing the SCXI-1129 Module into the SCXI Chassis section. You should have © National Instruments Corporation 1-21 SCXI-1129 User Manual...

  • Page 31: Configuring And Self-Test

    Attach the other end of the HV8-BAN4 or BAN2-WIRE cable to the inputs of your external DMM device. Connect the handshaking lines from the front of either the SCXI-1333, SCXI-1334, SCXI-1335, SCXI-1336, SCXI-1337, or SCXI-1339 terminal block to the appropriate lines on the external DMM. Check the installation.

  • Page 32: Auto-Detecting Modules

    Right-click the module you want to configure and select Properties. Tabs are displayed containing attributes for different properties of the module. You can select any tab to see and/or change any attributes. © National Instruments Corporation 1-23 SCXI-1129 User Manual...

  • Page 33: Manually Adding Modules

    Chapter 1 Installing and Configuring the SCXI-1129 Manually Adding Modules If you selected not to auto-detect your SCXI modules, you must add each of your modules separately. Click Finish in the SCXI Auto-Detect window. Expand Devices and Interfaces. You will see the chassis you selected in the list.

  • Page 34: Using The Scxi-1129

    Figure 2-1. Matrixes are useful in applications where you desire maximum switching flexibility. Col 0 Col 1 Col 2 Col 3 Row 0 Row 1 × Figure 2-1. 2 4, 2-Wire Matrix Configuration © National Instruments Corporation SCXI-1129 User Manual...

  • Page 35: Configurations

    Table 2-1. Terminal Block Matrix Configuration Matrix Quantity of Terminal Block Configuration Matrixes 4 × 16 SCXI-1333 8 × 16 SCXI-1337 4 × 32 SCXI-1339 4 × 64 SCXI-1334 8 × 32 SCXI-1335 16 × 16 SCXI-1336 SCXI-1129 User Manual ni.com...
  • Page 36 – – – – B1R3 B3R3 B2R3 B4R3 – – – – B1R2 B3R2 B2R2 B4R2 – – – – B1R1 B3R1 B2R1 B4R1 – – – – B1R0 B3R0 B2R0 B4R0 – – – – B1C15 B3C15 B2C15 B4C15 –...

  • Page 37: 16 Matrix Configuration

    Chapter 2 Using the SCXI-1129 4 × × × × 16 Matrix Configuration Figure 2-3 shows an example of the SCXI-1129 configured as a 4 × 16, 2-wire matrix. In the 4 × 16 matrix configuration, you have independent access to four, 4 × 16 matrixes. The diagram shows connections for a general test setup that connects both instruments and devices under test (DUTs) to columns while using rows as connection points.
  • Page 38 Each row and column consists of two wires. One for source (+) and one for return (–). Note: The analog bus relays have a built-in safety interlock. For safety reasons, they cannot be closed unless a terminal block is connected. × Figure 2-4. 4 16 Matrix Configuration © National Instruments Corporation SCXI-1129 User Manual...

  • Page 39: 32 Matrix Configuration

    Chapter 2 Using the SCXI-1129 4 × × × × 32 Matrix Configuration The 4 × 32 matrix configuration gives you control of two independent, 4 × 32 matrixes. You can make connection to the rows using either the HVAB or the terminal block. Columns are accessed through the terminal block.
  • Page 40 Each row and column consists of two wires. One for source (+) and one for return (–). Note: The analog bus relays have a built-in safety interlock. For safety reasons, they cannot be closed unless a terminal block is connected. × Figure 2-5. 4 32 Matrix Configuration © National Instruments Corporation SCXI-1129 User Manual...

  • Page 41: 16 Matrix Configuration

    Chapter 2 Using the SCXI-1129 8 × × × × 16 Matrix Configuration The 8 × 16 matrix configuration gives you control of two independent, 8 × 16 matrixes. You can access the HVAB at up to four rows at a time. To connect signals to the HVAB, connect the chosen rows to COM0–COM3, then connect COM0–COM3 to AB0–AB3.
  • Page 42 Each row and column consists of two wires. One for source (+) and one for return (–). Note: The analog bus relays have a built-in safety interlock. For safety reasons, they cannot be closed unless a terminal block is connected. × Figure 2-6. 8 16 Matrix Configuration © National Instruments Corporation SCXI-1129 User Manual...

  • Page 43: 64 Matrix Configuration

    Chapter 2 Using the SCXI-1129 4 × × × × 64 Matrix Configuration The 4 × 64 matrix configuration gives you control over the entire switch matrix with no subdivisions. All 256 crosspoints are accessible as a single block. You can now make connections using either the HVAB or the terminal block.
  • Page 44 Each row and column consists of two wires. One for source (+) and one for return (–). Note: The analog bus relays have a built-in safety interlock. For safety reasons, they cannot be closed unless a terminal block is connected. × Figure 2-7. 4 64 Matrix Configuration © National Instruments Corporation 2-11 SCXI-1129 User Manual...

  • Page 45: 32 Matrix Configuration

    Chapter 2 Using the SCXI-1129 8 × × × × 32 Matrix Configuration The 8 × 32 matrix configuration gives you control over the entire switch matrix with no subdivisions. All 256 crosspoints are treated as a contiguous block. This configuration provides an easy way to create a full 256 crosspoint matrix for applications requiring more than four rows—but still needing many columns.
  • Page 46 Each row and column consists of two wires. One for source (+) and one for return (–). Note: The analog bus relays have a built-in safety interlock. For safety reasons, they cannot be closed unless a terminal block is connected. × Figure 2-8. 8 32 Matrix Configuration © National Instruments Corporation 2-13 SCXI-1129 User Manual...

  • Page 47: 16 Matrix Configuration

    Chapter 2 Using the SCXI-1129 16 × × × × 16 Matrix Configuration The 16 × 16 matrix configuration gives you control over the entire switch matrix with no subdivisions. All 256 crosspoints are treated as a contiguous block. This configuration provides an easy way to create a full 256 crosspoint matrix for applications requiring equal rows and columns.
  • Page 48 Each row and column consists of two wires. One for source (+) and one for return (–). Note: The analog bus relays have a built-in safety interlock. For safety reasons, they cannot be closed unless a terminal block is connected. × Figure 2-10. 16 16 Matrix Configuration © National Instruments Corporation 2-15 SCXI-1129 User Manual...

  • Page 49: Matrix Expansion

    Figure 2-11 shows an example of an 8 × 64 matrix created by connecting two 8 × 32 matrixes using a matrix expansion cable. SCXI-1129/SCXI-1336 • •...
  • Page 50 Column and row connection SCXI-1335 (8 × 32) Column and row connection SCXI-1336 (16 × 16) Column connection The preferred expansion method is to connect columns using the matrix expansion plug. You can use this plug to daisy-chain module columns across an entire chassis, as shown in Figure 2-12.
  • Page 51 Chapter 2 Using the SCXI-1129 1 Matrix Expansion Plugs 3 Thumbscrews 2 SCXI-1333 Terminal Block 4 SCXI-1129 Front Connector Figure 2-12. Example of Daisy-Chained Modules SCXI-1129 User Manual 2-18 ni.com...
  • Page 52 HVAB allowing you to connect instruments through the SCXI backplane. This connection means that you can use multiple modules to construct 4 × 128, 4 × 192, and larger matrixes without © National Instruments Corporation 2-19 SCXI-1129 User Manual...

  • Page 53: Hardware And Software Scanning

    Chapter 2 Using the SCXI-1129 the need to daisy-chain terminal blocks. You can also use the 4 × 16 matrix in a similar fashion. You cannot accomplish this connection with other matrix types since the row granularity is greater than four, or in the case of the 4 ×...

  • Page 54: Hardware-Timed Scanning

    SCXI backplane allowing other modules to be triggered, as shown in Figure 2-14. These additional modules are referred to as non-cabled modules since they do not require you to cable the DMM directly to them. © National Instruments Corporation 2-21 SCXI-1129 User Manual...

  • Page 55: Hardware-Timed Scanning Using External Instruments

    Chapter 2 Using the SCXI-1129 Front Connector Front Connector Front Connector SCXI-1129 SCXI-1129 SCXI-1129 Backplane Backplane Backplane HVAB Connector Connector Connector SCANADVD SCANADVD SCANADVD Trig 0 Backplane Trig 1 • • • Trig 6 Trig 7 From DMM AUX Figure 2-14. Cabling a DMM and Using Trig0–Trig7 to Bus the VMC/EXTRIG_1 to a Non-Cabled Module The SCXI-1129 can accept trigger signals from any of the following sources:...

  • Page 56: Synchronous Scanning

    VMC trigger by advancing the matrix to the next state, waiting for the matrix to settle, and then sending a scanner advanced pulse out on a SCANADVD output trigger back to the DMM. © National Instruments Corporation 2-23 SCXI-1129 User Manual...

  • Page 57: Multimodule Scanning

    Chapter 2 Using the SCXI-1129 For example, you can connect the VMC of the DMM to the SCXI-1129 through a spring terminal labeled EXTRIGIN on the SCXI-1333 terminal block. You must also connect the SCANADVD signal from the SCXI-1333 terminal block to your DMM external trigger input. Refer to Figure 2-2. If you have more than one module in your system, it is not necessary to cable the VMC to each module.

  • Page 58: Wire Ored

    Refer to the NI-SWITCH User Manual section for more information. Take care when using this method to insure that there are no bus or channel contentions when switching between modules. © National Instruments Corporation 2-25 SCXI-1129 User Manual...

  • Page 59: Software Scanning

    Chapter 2 Using the SCXI-1129 SCANADVD To DMM EXTTRIGIN from DMM VMC Front Connector Front Connector Front Connector Cabled SCXI-1129 SCXI-1129 SCXI-1129 Backplane Backplane Backplane HVAB Connector Connector Connector SCANADVD Trig 0 Backplane Trig 1 • • • Trig 6 Trig 7 Figure 2-16.
  • Page 60 B4R0C15 B1COM3 B1R1C0... B2R1C0... B3R1C0... B4R1C0... B2COM0... B1R1C15 B2R1C15 B3R1C15 B4R1C15 B2COM3 B1R2C0... B2R2C0... B3R2C0... B4R2C0... B3COM0... B1R2C15 B2R2C15 B3R2C15 B4R2C15 B3COM3 B1R3C0... B2R3C0... B3R3C0... B4R3C0... B4COM0... B1R3C15 B2R3C15 B3R3C15 B4R3C15 B4COM3 © National Instruments Corporation 2-27 SCXI-1129 User Manual...

  • Page 61: Appendix A Specifications

    Maximum switching power per crosspoint ......... 37.5 VA, 30 W Maximum path ........< 1 Ω Transfer Characteristics Thermal EMF (differential) ....< 9 µV Maximum frequency bandwidth (50 Ω termination) Worst-case path....... 10 MHz © National Instruments Corporation SCXI-1129 User Manual...
  • Page 62 Appendix A Specifications Channel to channel crosstalk (50 Ω termination) 10 kHz ..........< –80 dB 100 kHz ...........< –68 dB 1 MHz..........< –53 dB Dynamic Characteristics Maximum operating speed .....125 cycles/s Relay operate time (at 20 °C)....4 ms max Relay release time (at 20 °C) ....4 ms max Expected life Mechanical (at 180 cpm) ....5 ×...
  • Page 63 Select the appropriate product family, followed by your product, and a link to the DoC (in Adobe Acrobat format) appears. Click the Acrobat icon to download or read the DoC. © National Instruments Corporation SCXI-1129 User Manual...

  • Page 64: Appendix B Accessories

    Accessories This appendix lists various National Instruments products you can use with your SCXI-1129 module. • The SCXI-1333 terminal block converts the switch card to a 4 × 16 matrix configuration. • The SCXI-1334 terminal block converts the switch card to a 4 ×...
  • Page 65 Use an HV8-BAN4 cable to connect the HVAB of the SCXI-1129(s) to the DMM analog bus. • Use 8-position HVAB plugs to interconnect the HVAB of the HVAB-backplane adapters. Contact National Instruments for more specific information about these products. SCXI-1129 User Manual ni.com...
  • Page 66 Drive Circuitry (4 x 64 Lines) Controlled by FPGA 128 K x 8 SRAM SCXIBus Scan List Memory Connector Digital Interface SCXIBus SCANADV and Control Interface EXTRIGIN (FPGA) Calibration EEPROM Figure C-1. SCXI-1129 Block Diagram © National Instruments Corporation SCXI-1129 User Manual...
  • Page 67 You can incorporate the safety interlock scheme by connecting the INTERLOCK signal to the +5 V signal. Refer to Table D-1 for descriptions of signal names. © National Instruments Corporation SCXI-1129 User Manual...
  • Page 68 Appendix D SCXI-1129 Front Connector Signal Column Signal Number Name Name TBEECLK BMOIS* TBEEOUT TBEEEN SCANADV INTERLOCK +5 V EXTRIG1 B2C15– B4C15– B2C15+ B4C15+ B2C14– B4C14– B2C14+ B4C14+ B4C13– B2C13– B2C13+ B4C13+ B2C12– B4C12– B2C12+ B4C12+ B2C11– B4C11– B4C11+ B2C11+ B2C10–...
  • Page 69 B2C0+ to B2C15+ Bank 2, matrix column connections B2C0– to B2C15– B3C0+ to B3C15+ Bank 3, matrix column connections B3C0– to B3C15– B4C0+ to B4C15+ Bank 4, matrix column connections B4C0– to B4C15– © National Instruments Corporation SCXI-1129 User Manual...
  • Page 70 SCXI-1129 connects to the input trigger of the instrument. • If you use the SCXI-1129 to initiate the scan, make sure the DMM is waiting for a trigger before enabling scanning on the SCXI-1129. © National Instruments Corporation SCXI-1129 User Manual...
  • Page 71 Appendix E Common Questions • If you use the DMM to initiate the scan, enable scanning on the SCXI-1129 before configuring the DMM to start taking measurements. This is the recommended method for scanning. • Be sure to check the return codes of the NI-SWITCH operation to ensure that there are no errors (negative values) or warnings (positive values).
  • Page 72 HVAB plug. You now have a 4 × 256 matrix that uses the backplane to automatically connect rows. You can use either the SCXI-1333 quad 4 × 16, or SCXI-1334 4 × 64 terminal blocks to connect to the matrix columns in this configuration. © National Instruments Corporation SCXI-1129 User Manual...
  • Page 73 Technical Support Resources Web Support National Instruments Web support is your first stop for help in solving installation, configuration, and application problems and questions. Online problem-solving and diagnostic resources include frequently asked questions, knowledge bases, product-specific troubleshooting wizards, manuals, drivers, software updates, and more. Web support is available through the Technical Support section of ni.com...
  • Page 74 Appendix F Technical Support Resources Worldwide Support National Instruments has offices located around the world to help address your support needs. You can access our branch office Web sites from the Worldwide Offices section of . Branch office Web sites provide ni.com...
  • Page 75 Typically, a bus is the expansion vehicle to which I/O or other devices are connected. © National Instruments Corporation SCXI-1129 User Manual...
  • Page 76 Glossary Celsius channel pin or wire lead on the multiplexer to which you apply or from which you read the analog or digital signal. Signals can be single-ended or differential. direct current device a plug-in board, card, or pad that can contain multiple channels and conversion devices.
  • Page 77 NI-SWITCH an IVI-based instrument driver that supports the National Instruments line of switch cards PCI with extensions for instrumentation...
  • Page 78 Glossary scan list a list of channels supplied to NI-SWITCH that indicates the order in which channels will be scanned SCANADVD scanner advance signal—in handshake scanning this signal is generated by the switching module to let the instrument or DMM know that the switching module has finished settling at the current channel scanner advanced the trigger generated by the switch card when scanning.
  • Page 79 B3C0– to B3C15– signal (table), D-3 4-slot and 12-slot multichassis B4C0+ to B4C15+ signal (table), D-3 configuration, 1-12 to 1-14 B4C0– to B4C15– signal (table), D-3 12-slot and 12-slot multichassis configuration, 1-14 to 1-16 © National Instruments Corporation SCXI-1129 User Manual...
  • Page 80 Index connecting SCXI-1129 in PXI-1010 chassis, 1-16 to 1-17 handshaking scanning mode DMM in PXI slot 8, 1-17 description, 2-23 to 2-24 DMM in PXI slots 1 through 7, fails to work with third-party 1-16 to 1-17 DMM, E-1 to E-2 connecting SCXI-1129 in PXI-1011 hardware installation.
  • Page 81 2-25 safety information, 1-3 to 1-5 wire ORed, 2-25, 2-26 software installation, 1-2 to 1-3 unpacking SCXI-1129, 1-5 National Instruments DMM. See DMMs. NI Developer Zone, F-1 manually adding modules, 1-24 NI-SWITCH software matrix operation, 2-1 to 2-20...
  • Page 82 2-23 to 2-24 switches do not switch, E-1 overview, 2-21 synchronous scanning mode, 2-23 synchronous scanning, 2-23 system integration, by National Instruments, using DMM, 2-21 to 2-22 using external instruments, 2-22 to 2-24 independent switch control, 2-26 to 2-27...
  • Page 83 Index matrix configuration possible terminal blocks (table), 2-2 Web support from National Instruments, F-1 terminal block example (figure), 2-3 wire ORed multimodule scanning matrix expansion description, 2-25 column and row expansion example (figure), 2-26 (figure), 2-19 Worldwide technical support, F-2...

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