Page 3 - Important Information; Warranty; Copyright; WARNING REGARDING USE OF NATIONAL INSTRUMENTS PRODUCTS
Important Information Warranty The SCXI-1190 and SCXI-1191 are 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...
Page 4 - Compliance; FCC/Canada Radio Frequency Interference Compliance*; Determining FCC Class; Class A; Class B; Federal Communications Commission
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 industr...
Page 5 - Canadian Department of Communications; European Union - Compliance to EEC Directives
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. • Consult the dealer or an experienced radio/TV technician for help. Canadian Department of Communications This Class B digital apparatus meets all requirements of the Canadian Interference-Ca...
Page 6 - Conventions; bold
Conventions The following conventions are used in this manual: This icon denotes a note, which alerts you to important information. This icon denotes a caution, which advises you of precautions to take to avoid injury, data loss, or a system crash. This icon denotes a warning, which advises you of p...
Page 7 - Contents
© National Instruments Corporation vii SCXI-1190/1191 User Manual Contents Chapter 1Installing and Configuring the SCXI-119 X About the SCXI-119X .................................................................................................... 1-1Installing the Software .............................
Page 8 - Glossary
Contents SCXI-1190/1191 User Manual viii www.ni.com Appendix CTechnical Support Resources Glossary Index Figures Figure 1-1. Installing the SCXI-119X into an SCXI Chassis .................................. 1-3 Figure 1-2. Connecting an SCXI Chassis to a DAQ Device or Computer-Based Instrument .........
Page 9 - Installing the Software
© National Instruments Corporation 1-1 SCXI-1190/1191 User Manual 1 Installing and Configuring the SCXI-119 X This manual describes the electrical and mechanical characteristics of the SCXI-1190 (quad 1 × 4, 50 Ω , 1.3 GHz bandwidth) and the SCXI-1191 (quad 1 × 4 , 50 Ω , 4 GHz bandwidth) multiplexe...
Page 10 - Installing the Hardware; Unpacking
Chapter 1 Installing and Configuring the SCXI-119X SCXI-1190/1191 User Manual 1-2 www.ni.com 2. Install the NI-SWITCH software that came on a CD with your SCXI-119X. The CD includes the software required to configure and to program your SCXI-119X module. a. Insert your National Instruments NI-SWITCH...
Page 12 - Connecting the SCXI-119
Chapter 1 Installing and Configuring the SCXI-119X SCXI-1190/1191 User Manual 1-4 www.ni.com 4. Insert the SCXI-119X module into slot 1. Gently guide the module into the module guides and push it to the back of the slot until the connectors make good contact. The module must be firmly engaged; howev...
Page 15 - Configuration and Self-Test; After completing the chassis configuration, click Next.
Chapter 1 Installing and Configuring the SCXI-119X © National Instruments Corporation 1-7 SCXI-1190/1191 User Manual You should have already installed your SCXI-119X module and any other SCXI modules in the chassis according to their installation instructions. To use the SCXI-119X module with a DAQ ...
Page 16 - Auto-Detecting Modules
Chapter 1 Installing and Configuring the SCXI-119X SCXI-1190/1191 User Manual 1-8 www.ni.com You now have the choice of automatically detecting which modules are installed in the chassis or manually adding them. • If you have just added the chassis to Devices and Interfaces, you can automatically de...
Page 17 - Manually Adding Modules; Select the module installed in that slot and click Next.; In the Operating Mode box, select Multiplexed Mode.
Chapter 1 Installing and Configuring the SCXI-119X © National Instruments Corporation 1-9 SCXI-1190/1191 User Manual Note If the Measurement & Automation Explorer recognized any module as an SCXI custom module, you may be using an old version of NI-DAQ, the data acquisition driver software. You ...
Page 18 - Self-Test Verification; Devices and Interfaces.; Troubleshooting Self-Test Verification
Chapter 1 Installing and Configuring the SCXI-119X SCXI-1190/1191 User Manual 1-10 www.ni.com Your SCXI chassis and SCXI module(s) should now be configured properly. If your configuration is complete, test the system as described in the Self-Test Verification section to ensure that your SCXI system ...
Page 20 - Removing the SCXI-119
Chapter 1 Installing and Configuring the SCXI-119X SCXI-1190/1191 User Manual 1-12 www.ni.com Removing the SCXI-119 X This section describes how to remove the SCXI-119X from an SCXI chassis. Removing the SCXI-119 X from an SCXI Chassis Make sure you read and understand all the safety information in ...
Page 23 - Functional Overview
© National Instruments Corporation 2-1 SCXI-1190/1191 User Manual 2 Using the SCXI-119 X This chapter contains a functional overview, safety instructions, and connection possibilities of the SCXI-119X multiplexer module. Functional Overview The SCXI-119X modules are general-purpose, quad 4-channel, ...
Page 24 - Safety Instructions
Chapter 2 Using the SCXI-119X SCXI-1190/1191 User Manual 2-2 www.ni.com Figure 2-1. SCXI-119 X Module Block Diagram Safety Instructions Cautions Do not operate damaged equipment. The safety protection features built into this instrument can become impaired if the instrument becomes damaged in any wa...
Page 25 - RF Switching Precautions; Contact Protection
Chapter 2 Using the SCXI-119X © National Instruments Corporation 2-3 SCXI-1190/1191 User Manual Connections that exceed any of the maximum signal ratings on the SCXI-119X can create a shock or fire hazard or can damage any or all of the devices connected to the SCXI-119X. National Instruments is not...
Page 26 - Connecting Signals
Chapter 2 Using the SCXI-119X SCXI-1190/1191 User Manual 2-4 www.ni.com Connecting Signals The SCXI-1190 has push-on SMB connectors, and the SCXI-1191 has screw-on SMA connectors as shown in Figure 2-2. Figure 2-2. SCXI-1190 SMB Connectors, SCXI-1191 SMA Connectors Note The power-up and reset state ...
Page 27 - Multiplexing to RF Sources
Chapter 2 Using the SCXI-119X © National Instruments Corporation 2-5 SCXI-1190/1191 User Manual Multiplexing to RF Sources Figure 2-3 shows how to use the SCXI-119X to select one of four RF sources to be routed to a RF measurement device. Figure 2-3. Connecting the SCXI-119 X RF Source 1 RF Source 2...
Page 28 - Expanding the RF Multiplexer
Chapter 2 Using the SCXI-119X SCXI-1190/1191 User Manual 2-6 www.ni.com Expanding the RF Multiplexer Figure 2-4 shows how to expand the SCXI-119X by cascading stages together. In the specific case of Figure 2-4, the module is used to create a 13 to 1 multiplexer with a two-stage architecture. You ca...
Page 29 - Input Characteristics
© National Instruments Corporation A-1 SCXI-1190/1191 User Manual A Specifications This appendix lists the specifications for the SCXI-1190 and the SCXI-1191 multiplexer modules. These specifications are typical at 25 ° C unless otherwise noted. SCXI-1190 Input Characteristics Number of relays per b...
Page 30 - RF Performance Characteristics; Dynamic Characteristics
Appendix A Specifications for SCXI-1190 SCXI-1190/1191 User Manual A-2 www.ni.com RF Performance Characteristics Characteristic impedance (Z 0 ) ................50 Ω Insertion loss at: ≤ 100 MHz........................................<0.4 dB ≤ 500 MHz........................................<0....
Page 31 - Power Requirement
Appendix A Specifications for SCXI-1190 © National Instruments Corporation A-3 SCXI-1190/1191 User Manual Caution Exceeding the maximum switching capability will decrease the expected life of the SCXI-1190. Power Requirement +5 VDC Maximum (all relays closed) .......... 600 mA Physical Dimensions......
Page 35 - Common Questions; Do I need to program the switch module myself?
© National Instruments Corporation B-1 SCXI-1190/1191 User Manual B Common Questions This appendix addresses common questions you may have while using your SCXI-119X multiplexer module. The SCXI-1190 is listed to have a 1.3 GHz bandwidth. Can I use it at 2 GHz bandwidth? The SCXI-1190 can definitely...
Page 36 - One of my modules doesn’t switch properly anymore. What’s wrong?
Appendix B Common Questions SCXI-1190/1191 User Manual B-2 www.ni.com One of my modules doesn’t switch properly anymore. What’s wrong? One of the relays has probably worn out. Relays are mechanical devices and have a limited switching lifetime. Call National Instruments for information on replacing ...
Page 37 - Technical Support Resources; NI Web Support; Online Problem-Solving and Diagnostic Resources
© National Instruments Corporation C-1 SCXI-1190/1191 User Manual C Technical Support Resources This appendix describes the comprehensive resources available to you in the Technical Support section of the National Instruments Web site and provides technical support telephone numbers for you to use i...
Page 38 - Software-Related Resources; Worldwide Support
Appendix C Technical Support Resources SCXI-1190/1191 User Manual C-2 www.ni.com Software-Related Resources • Instrument Driver Network —A library with hundreds of instrument drivers for control of standalone instruments via GPIB, VXI, or serial interfaces. You also can submit a request for a partic...
Page 39 - Prefix; Symbols
© National Instruments Corporation G-1 SCXI-1190/1191 User Manual Glossary Prefix Meanings Value n- nano- 10 – 9 m- milli- 10 – 3 M- mega- 10 6 G- giga- 10 9 Symbols ° degrees Ω ohms % percent A A amperes AC alternating current ADE application development environment such as LabVIEW, LabWindows/CVI,...
Page 43 - Index
© National Instruments Corporation I-1 SCXI-1190/1191 User Manual Index A auto-detection of modules, 1-8 to 1-9 B block diagram of SCXI-119X, 2-2 C certifications and compliances SCXI-1190, A-3SCXI-1191, A-5 common questions, B-1 to B-2configuration, 1-7 to 1-11 auto-detecting modules, 1-8 to 1-9man...
