documentation.HELP! NI Switches Documentation

NI Switches Help

NI Switches

Table of contents

• NI Switches Help
  • Related Documentation
  • Using Help
    • Conventions
    • Navigating Help
    • Searching Help
    • Printing Help File Topics
  • Fundamentals
    • Relay Forms
    • Relay Types
      • Electromechanical Relays
        • Armature Relays
          • Transfer Switches
        • Reed Relays
      • Solid-State Relays (SSR)
      • FET Switches
    • Topologies
      • General-Purpose
      • Multiplexer
      • Matrix
      • Transfer Switches
    • X-Wire Switching
    • General Switching Considerations
      • Contact Resistance
      • Relay Life
      • Path Resistance
      • Thermal EMF and Offset Voltage
      • Relay Operation
        • Cycle Process
        • Settling Time
        • Relay Count
      • Switching Inductive Loads
      • Switching Capacitive Loads
      • Switching Capacity
        • Switching Voltage
        • Switching Current
        • Switching Power
      • Reed Relay Protection
        • Bounce
        • Arcing
        • Capacitance
        • Inrush Current
        • Inrush Current Protection
        • Board Layout and Topology
        • Example System
    • RF Switching Considerations
      • Characteristic Impedance
      • Rise Time
      • Bandwidth and Insertion Loss
      • Voltage Standing Wave Ratio (VSWR)
      • Crosstalk
      • Isolation
    • Scanning
      • Software Trigger Scanning
      • Synchronous Scanning
      • Handshaking
  • Installing and Configuring Devices
    • PXI Devices
      • Installing a PXI Switch
      • Configuring a PXI Switch
    • SCXI Devices
      • Installing an SCXI Switch
      • Configuring an SCXI Switch
      • Controlling and Triggering an SCXI Switch
  • Devices
    • NI PXI-2501/2503
      • PXI-2501 Hardware Diagram
      • PXI-2503 Hardware Diagram
      • 1-Wire 48x1 Amplified Multiplexer Topology
      • 1-Wire 48x1 Multiplexer Topology
      • 2-Wire 24x1 Amplified Multiplexer Topology
      • 2-Wire 24x1 Multiplexer Topology
      • 2-Wire Dual 12x1 Multiplexer Topology
      • 2-Wire Quad 6x1 Multiplexer Topology
      • 4-Wire 12x1 Multiplexer Topology
      • 2-Wire 4x6 Matrix Topology
      • Amplifier
      • Cold-Junction Temperature Sensor Channel
      • Current-Loop Receivers
      • Matrix Expansion
      • Multiplexer Expansion
      • Triggering
    • NI PXI-2527
      • Hardware Diagram
      • 1-Wire 64x1 Multiplexer Topology
      • 1-Wire Dual 32x1 Multiplexer Topology
      • 2-Wire 32x1 Multiplexer Topology
      • 2-wire Dual 16x1 Multiplexer Topology
      • 4-Wire 16x1 Multiplexer Topology
      • Independent Topology
      • Thermocouple Measurement
      • Triggering
      • Relay Replacement
    • NI PXI-2529
      • Hardware Diagram
      • 2-Wire 4x32 Matrix Topology
      • 2-Wire 8x16 Matrix Topology
      • 2-Wire Dual 4x16 Matrix Topology
      • Matrix Expansion
        • Using the NI TB-2634
        • Using the NI TB-2635
        • Using the NI TB-2636
      • Triggering
      • Relay Replacement
    • NI PXI-2530
      • Hardware Diagram
      • 1-Wire 128x1 Multiplexer Topology
      • 1-Wire Dual 64x1 Multiplexer Topology
      • 1-Wire Quad 32x1 Multiplexer Topology
      • 1-Wire Octal 16x1 Multiplexer Topology
      • 2-Wire 64x1 Multiplexer Topology
      • 2-Wire Dual 32x1 Multiplexer Topology
      • 2-Wire Quad 16x1 Multiplexer Topology
      • 4-Wire 32x1 Multiplexer Topology
      • 4-Wire Dual 16x1 Multiplexer Topology
      • 1-Wire 4x32 Matrix Topology
      • 1-Wire 8x16 Matrix Topology
      • 2-Wire 4x16 Matrix Topology
      • Independent Topology
      • Matrix Expansion
        • Using the NI TB-2631
        • Using the NI TB-2632
      • Signal Connections
        • 1-Wire Multiplexer and Independent Topologies
        • 2-Wire Multiplexer Topologies
        • 4-Wire Multiplexer Topologies
        • 1-Wire 4x32 Matrix Topology
        • 1-Wire 8x16 Matrix Topology
        • 2-Wire 4x16 Matrix Topology
      • Triggering
      • Relay Replacement
    • NI PXI-2532
      • Hardware Diagram
      • 1-Wire 4x128 Matrix Topology
      • 1-Wire 8x64 Matrix Topology
      • 1-Wire 16x32 Matrix Topology
      • 1-Wire Dual 4x64 Matrix Topology
      • 1-Wire Dual 8x32 Matrix Topology
      • 1-Wire Dual 16x16 Matrix Topology
      • 1-Wire Sixteen 2x16 Matrix Topology
      • 2-Wire 4x64 Matrix Topology
      • 2-Wire 8x32 Matrix Topology
      • 2-Wire 16x16 Matrix Topology
      • Matrix Expansion
      • Triggering
      • Relay Replacement
    • NI PXI-2533
      • Hardware Diagram
      • 1-Wire 4x64 Matrix Topology
      • Triggering
    • NI PXI-2534
      • Hardware Diagram
      • 1-Wire 8x32 Matrix Topology
      • Triggering
    • NI PXI-2535
      • Hardware Diagram
      • 1-Wire 4x136 Matrix Topology
      • Matrix Expansion
      • Triggering
    • NI PXI-2536
      • Hardware Diagram
      • 1-Wire 8x68 Matrix Topology
      • Matrix Expansion
      • Triggering
    • NI PXI-2545
      • Front Panel
      • Hardware Diagram
      • Terminated 4x1 Multiplexer (SP4T) Topology
      • Triggering
    • NI PXI-2546
      • Front Panel
      • Hardware Diagram
      • Dual 4x1 Multiplexer (Dual SP4T) Topology
      • Triggering
    • NI PXI-2547
      • Front Panel
      • Hardware Diagram
      • 8x1 Multiplexer (SP8T) Topology
      • Triggering
    • NI PXI-2548
      • Front Panel
      • Hardware Diagram
      • Quad SPDT Topology
      • Triggering
    • NI PXI-2549
      • Front Panel
      • Hardware Diagram
      • Dual Terminated SPDT Topology
      • Triggering
    • NI PXI-2554
      • Front Panel
      • Hardware Diagram
      • 4x1 Multiplexer (SP4T) Topology
      • Triggering
    • NI PXI-2555
      • Front Panel
      • Hardware Diagram
      • Terminated 4x1 Multiplexer (SP4T) Topology
      • Triggering
    • NI PXI-2556
      • Front Panel
      • Hardware Diagram
      • Dual 4x1 Multiplexer (Dual SP4T) Topology
      • Triggering
    • NI PXI-2557
      • Front Panel
      • Hardware Diagram
      • 8x1 Multiplexer (SP8T) Topology
      • Triggering
    • NI PXI-2558
      • Front Panel
      • Hardware Diagram
      • Quad SPDT Topology
      • Triggering
    • NI PXI-2559
      • Front Panel
      • Hardware Diagram
      • Dual Terminated SPDT Topology
      • Triggering
    • NI PXI-2564
      • Hardware Diagram
      • 16-SPST Topology
      • Triggering
      • Relay Replacement
    • NI PXI-2565
      • Hardware Diagram
      • 16-SPST Topology
      • Flyback Voltage Protection
      • Triggering
      • Relay Replacement
    • NI PXI-2566
      • Hardware Diagram
      • 16-SPDT Topology
      • Triggering
      • Relay Replacement
    • NI PXI-2567
      • Hardware Diagram
      • Independent Topology
      • Available 5 V and 12 V Sources
      • Triggering
    • NI PXI-2568
      • Hardware Diagram
      • 31-SPST Topology
      • Triggering
      • Relay Replacement
    • NI PXI-2569
      • Hardware Diagram
      • 100-SPST Topology
      • Triggering
      • Relay Replacement
    • NI PXI-2570
      • Hardware Diagram
      • 40-SPDT Topology
      • Triggering
      • Relay Replacement
    • NI PXI-2575
      • Hardware Diagram
      • 1-Wire 196x1 Multiplexer Topology
      • 2-Wire 95x1 Multiplexer Topology
      • 2-Wire 98x1 Multiplexer Topology
      • Triggering
      • Relay Replacement
    • NI PXI-2576
      • Hardware Diagram
      • 2-Wire Sixteen 4x1 Multiplexer Topology
      • 2-Wire Octal 8x1 Multiplexer Topology
      • 2-Wire Quad 16x1 Multiplexer Topology
      • 2-Wire Dual 32x1 Multiplexer Topology
      • 2-Wire 64x1 Multiplexer Topology
      • Independent Topology
      • Triggering
      • Relay Replacement
    • NI PXI-2584
      • Hardware Diagram
      • 1-Wire Dual 6x1 Multiplexer Topology
      • 1-Wire 12x1 Multiplexer Topology
      • 2-Wire 6x1 Multiplexer Topology
      • Independent Topology
        • Interleaved Multiplexer (User-Implemented)
      • Signal Connections
      • Triggering
      • Relay Replacement
    • NI PXI-2585
      • Hardware Diagram
      • 1-Wire 10x1 Multiplexer Topology
      • Triggering
      • Relay Replacement
    • NI PXI-2586
      • Hardware Diagram
      • 10-SPST Topology
      • Triggering
      • Relay Replacement
    • NI PXI-2590
      • Hardware Diagram
      • 4x1 Multiplexer Topology
      • Triggering
    • NI PXI-2591
      • Hardware Diagram
      • 4x1 Multiplexer Topology
      • Triggering
    • NI PXI-2593
      • Front Panel
      • Hardware Diagram
      • 16x1 Multiplexer Topology
      • 8x1 Terminated Multiplexer Topology
      • Dual 4x1 Terminated Multiplexer Topology
      • Dual 8x1 Multiplexer Topology
      • Independent Topology
        • 3x1 Multiplexers
        • Dimensionally Flexible Sparse Matrix
      • Triggering
    • NI PXI-2594/2595
      • Front Panels
      • Hardware Diagram
      • 4x1 Multiplexer Topology
      • Triggering
    • NI PXI-2596
      • Front Panel
      • Hardware Diagram
      • Dual 6x1 Multiplexer Topology
      • Triggering
    • NI PXI-2597
      • Front Panel
      • Hardware Diagram
      • 6x1 Multiplexer Topology
      • Triggering
    • NI PXI-2598
      • Front Panel
      • Hardware Diagram
      • Dual Transfer Switch Topology
      • Triggering
    • NI PXI-2599
      • Front Panel
      • Hardware Diagram
      • 2-SPDT Topology
      • Triggering
    • NI SCXI-1127/1128
      • Hardware Diagram
      • 1-Wire 64x1 Multiplexer Topology
      • 2-Wire 32x1 Multiplexer Topology
      • 4-Wire 16x1 Multiplexer Topology
      • 2-Wire 4x8 Matrix Topology
      • Cold-Junction Temperature Sensor Channel
      • Current-Loop Receiving
      • High-Voltage Analog Bus (HVAB)
      • Independent Topology
      • Matrix Expansion
      • Multiplexer Expansion
      • Triggering
      • Relay Replacement
    • NI SCXI-1129
      • Hardware Diagram
      • 2-Wire 16x16 Matrix Topology
      • 2-Wire 4x64 Matrix Topology
      • 2-Wire 8x32 Matrix Topology
      • 2-Wire Quad 4x16 Matrix Topology
      • 2-Wire Dual 4x32 Matrix Topology
      • 2-Wire Dual 8x16 Matrix Topology
      • High-Voltage Analog Bus (HVAB)
      • Matrix Expansion
      • Triggering
      • Relay Replacement
    • NI SCXI-1130
      • Hardware Diagram
      • 1-Wire 256x1 Multiplexer Topology
      • 1-Wire Dual 128x1 Multiplexer Topology
      • 1-Wire Quad 64x1 Multiplexer Topology
      • 1-Wire Octal 32x1 Multiplexer Topology
      • 1-Wire Sixteen 16x1 Multiplexer Topology
      • 2-Wire 128x1 Multiplexer Topology
      • 2-Wire Quad 32x1 Multiplexer Topology
      • 2-Wire Octal 16x1 Multiplexer Topology
      • 4-Wire 64x1 Multiplexer Topology
      • 4-Wire Quad 16x1 Multiplexer Topology
      • 1-Wire 4x64 Matrix Topology
      • 1-Wire 8x32 Matrix Topology
      • 2-Wire 4x32 Matrix Topology
      • Independent Topology
      • Signal Connections
        • 1-Wire Multiplexer and Independent Topologies
        • 2-Wire Multiplexer Topologies
        • 4-Wire Multiplexer Topologies
        • 1-Wire 4x64 Matrix Topology
        • 1-Wire 8x32 Matrix Topology
        • 2-Wire 4x32 Matrix Topology
      • Matrix Expansion
      • Triggering
      • Relay Replacement
    • NI SCXI-1160
      • Hardware Diagram
      • 16-SPDT Topology
      • Contact Protection for Inductive Load Connections
      • Jumpers
    • NI SCXI-1161
      • Hardware Diagram
      • 8-SPDT Topology
      • Contact Protection for Inductive Load Connections
      • Jumpers
    • NI SCXI-1163R
      • Hardware Diagram
      • Octal 4x1 Multiplexer Topology
      • Contact Protection
      • Jumpers
    • NI SCXI-1166
      • Hardware Diagram
      • 32-SPDT Topology
      • Triggering
      • Relay Replacement
    • NI SCXI-1167
      • Hardware Diagram
      • Independent Topology
      • Available 5 V Source
      • Triggering
    • NI SCXI-1169
      • Hardware Diagram
      • 100-SPST Topology
      • Triggering
      • Relay Replacement
    • NI SCXI-1175
      • Hardware Diagram
      • 1-Wire 196x1 Multiplexer Topology
      • 2-Wire 95x1 Multiplexer Topology
      • 2-Wire 98x1 Multiplexer Topology
      • High-Voltage Analog Bus (HVAB)
      • Triggering
      • Relay Replacement
    • NI SCXI-1190
      • Hardware Diagram
      • Quad 4x1 Multiplexer Topology
      • Relay Replacement
    • NI SCXI-1191
      • Hardware Diagram
      • Quad 4x1 Multiplexer Topology
    • NI SCXI-1192
      • Hardware Diagram
      • 8-SPDT Topology
    • NI SCXI-1193
      • Front Panel
      • Hardware Diagram
      • 16x1 Terminated Multiplexer Topology
      • 32x1 Multiplexer Topology
      • Dual 16x1 Multiplexer Topology
      • Quad 8x1 Multiplexer Topology
      • Dual 8x1 Terminated Multiplexer Topology
      • Quad 4x1 Terminated Multiplexer Topology
      • Independent Topology
        • 3x1 Multiplexers
        • Dimensionally Flexible Sparse Matrix
      • Reset Algorithms
      • Triggering
      • Relay Replacement
    • NI SCXI-1194/1195
      • Front Panels
      • Hardware Diagram
      • Quad 4x1 Multiplexer Topology
      • Triggering
  • Integration and System Considerations
    • Environment
    • Chassis Recommendations
    • PXI Express Compatibility
  • Programming with NI-SWITCH
    • Getting Started
      • Using NI-SWITCH in LabVIEW
        • Considerations for using the LabVIEW Real-Time Module
      • Using NI-SWITCH in LabWindows/CVI
      • Using NI-SWITCH in Visual C/C++
      • Using NI-SWITCH in Visual Basic
    • Programming Flow
      • Initialization
      • Operation Modes
      • Close
      • Setting and Checking Properties and Attributes
      • Setting Properties and Attributes Before Reading Them
    • Features
      • Scanning
        • Software Trigger Scanning
        • Scanning NI Switches with NI Digital Multimeters
          • Single Module Scanning
            • Scan Lists
            • Synchronous
            • Handshaking
          • Multiple Module Scanning
            • Multiple Module Scan Lists
            • Synchronous
            • Handshaking
      • Adding Additional Settling Time
      • Disabling Digital Filtering
      • Immediate Operations
      • Setting Source and Configuration Channels
      • Simulating a Switch
    • Examples
    • Legacy Programming
      • NI SCXI-1160
      • NI SCXI-1161
      • NI SCXI-1163R
      • NI SCXI-1190/1191
      • NI SCXI-1192
      • NI SCXI-1127/1128
      • NI SCXI-1129
    • Error and Status Codes
  • Operating System Support
  • Programming with NI-DAQmx
  • Using NI Switches in IVI
  • Glossary
  • Important Information
    • Warranty
    • Copyright
    • Trademarks
    • Patents
    • Warning Regarding the Use of NI Products
  • Technical Support and Professional Services

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