National Instruments SCXI-1127 User manual

NI Switches Getting Started Guide
For PXI and SCXI Switch Modules
This document explains how to install, configure, and set up National
Instruments PXI and SCXI switch modules. This document covers the
NI-DAQ 7.xdriver software relative to NI switch modules. For a more
detailed explanation of NI-DAQ 7.x, refer to the DAQ Quick Start Guide
available on the NI-DAQ 7.xDevice Documentation CD.
For more information about a specific switch module, such as features
and programming with NI-SWITCH, refer to the NI Switches Help
at Start»Programs»National Instruments»NI-SWITCH»
Documentation. Refer to the specifications document that ships
with your device for detailed specifications.
Contents
Conventions ............................................................................................ 1
Safety and Compliance ........................................................................... 2
Related Documentation........................................................................... 2
1. Verifying the System Requirements ................................................... 3
2. Unpacking ........................................................................................... 4
3. Verifying the Kit Contents.................................................................. 5
4. Installing the Software ........................................................................ 5
5. Installing the PXI Hardware ............................................................... 7
6. Installing the SCXI Hardware............................................................. 9
Procedure 1: Installing the SCXI Switch in an Existing System..... 12
Procedure 2: Cable the Controller to the SCXI Switch ................... 13
Procedure 3: Controller in the Rightmost PXI Slot ......................... 17
Procedure 4: Controller Not in Rightmost PXI Slot of PXI-1011... 18
7. Configuring the PXI Hardware in MAX............................................. 19
8. Configuring the SCXI Hardware in MAX.......................................... 20
9. Connecting Signals ............................................................................. 27
10. Programming the Switch Modules.................................................... 29
Technical Support Resources.................................................................. 30
™

NI Switches Getting Started Guide 2 ni.com
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.
♦The ♦symbol indicates that the following text applies only to a specific
product, a specific operating system, or a specific software version.
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.
bold Bold text denotes items that you must select or click in the software, such
as menu items and dialog box options. Bold text also denotes parameter
names and information on hardware labels.
italic Italic text denotes variables, emphasis, a cross reference, or an introduction
to a key concept. This font also denotes text that is a placeholder for a word
or value that you must supply.
monospace Text in this font denotes text or characters that you should enter 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, operations,
variables, filenames, and extensions.
monospace italic Italic text in this font denotes text that is a placeholder for a word or value
that you must supply.
Safety and Compliance
Refer to the Read Me First: Safety and Radio-Frequency Interference
document for important safety and compliance information.
Note Refer to the specifications document included with the switch module for additional
safety information.

©National Instruments Corporation 3 NI Switches Getting Started Guide
Related Documentation
The following documents contain additional information about your switch
module and the APIs used to program them. The documents are available
in electronic form at Program Files»National Instruments»
NI-SWITCH»Documentation or Program Files»National
Instruments»NI-DAQ.
•NI xxx-xxxx Specifications contains detailed specifications for your
switch module.
•NI Switches Help contains technical and programming support for
your NI switch module and the NI-SWITCH 2.xAPI.
•NI-SWITCH Instrument Driver Quick Reference Guide contains an
API overview and function/VI overview.
•Read Me First: Safety and Radio-Frequency Interference includes
safety and compliance information available in printed form.
•DAQ Quick Start Guide contains additional information about
NI-DAQ 7.xand the relationship between Traditional NI-DAQ and
NI-DAQmx. Available on the NI-DAQ 7.xDevice Documentation
CD.
•NI-DAQmx Help contains information about programming your
switch with the NI-DAQmx API.
•VI, Function & How-To Help contains information about the
NI-DAQmx VIs available to program your switch module. This
document is available at Program Files»National Instruments»
<LabVIEW x.x>.
1. Verifying the System Requirements
This section specifies the minimum and recommended system
requirements for your driver software and switch hardware.
Minimum System Components
The minimum system requirements include the following items:
• Pentium 200 MHz or equivalent processor
•64MBRAM
• A screen resolution of 800 × 600
• Windows 2000

NI Switches Getting Started Guide 4 ni.com
♦PXI switch modules require the following:
• PXI chassis or PXI/SCXI combination chassis
• 1/8 in. flathead screwdriver
♦SCXI switch modules require the following:
• Switch controller (NI 4021/4060/407xor E Series device)
• Cable adapter (if cabling directly to a controller)
• Cable (if cabling directly to a controller)
• SCXI chassis or PXI/SCXI combination chassis
Recommended System Components
The recommended system requirements include the following items:
• Pentium III/Celeron 600 MHz or equivalent processor
• 256 MB RAM
• A screen resolution of 1024 × 768
• Windows 2000/XP or later
• The minimum PXI switch module requirements
• The minimum SCXI switch module requirements
• One of the following application development environments (ADEs):
–LabVIEW7.xor later
–LabWindows
™/CVI™7.xor later
– Microsoft Visual C++ (MSVC) 6.0 or later
2. Unpacking
The switch module is shipped in an antistatic package to prevent
electrostatic damage (ESD) that can damage several components
in the module.
Caution Never touch the exposed pins of connectors.
To avoid such damage when you handle the module, take the following
precautions:
• Ground yourself using a grounding strap or by touching a grounded
object.
• Touch the antistatic package to a metal part of the chassis before you
remove the module from the package.

©National Instruments Corporation 5 NI Switches Getting Started Guide
Remove the module from the package and inspect the module for loose
components or any sign of damage. Notify NI if the module appears
damaged in any way. Do not install a damaged module in the chassis.
Store the module in the antistatic package when the module is not in use.
3. Verifying the Kit Contents
Verify that the kit contains the following items:
❑Switch module
❑NI-DAQ 7 software driver folder and software
❑Specifications document for your switch
❑NI-SWITCH Instrument Driver Quick Reference Guide
❑Read Me First: Safety and Radio-Frequency Interference
4. Installing the Software
National Instruments switch modules are packaged with NI-DAQ 7.x
driver software which contains three drivers each with a corresponding
API—NI-SWITCH, NI-DAQmx, and Traditional NI-DAQ. Each API
has an extensive library of functions and VIs that you can call from your
application software, such as LabVIEW or LabWindows/CVI, to program
your NI switch module.
Confirm the Application Software Version
If you are using NI application software (LabVIEW, LabWindows/CVI,
or Measurement Studio), the NI-DAQmx API requires versions 7.xor later.
The NI-SWITCH API supports LabVIEW 6.1, LabVIEW 7.x, and
LabWindows/CVI 6.0 and later. Install or upgrade your application
software before installing the driver software.

NI Switches Getting Started Guide 6 ni.com
Uninstall Earlier Versions of NI-DAQ
If you are upgrading to NI-DAQ 7.xfrom a previous version, uninstall the
earlier version of NI-DAQ now. Some NI-DAQ devices supported in 6.9.3
may no longer be supported. Before uninstalling NI-DAQ 6.9.3 or earlier,
refer to the DAQ Quick Start Guide, available on the NI-DAQ 7.xDevice
Documentation CD, for devices no longer supported.
Caution NI-DAQ 7.xcannot exist on the same system with earlier versions of NI-DAQ.
When you install NI-DAQ 7.x, the latest version of Traditional NI-DAQ replaces earlier
versions of NI-DAQ and any support files installed by the earlier version. Earlier versions
of NI-DAQ are removed when you install NI-DAQmx.
Install the NI-DAQ 7.xSoftware
Caution Do not install NI-DAQ 7.xif your existing applications include unsupported
devices. Refer to the DAQ Quick Start Guide for a list of unsupported devices.
Insert the NI-DAQ 7.xCD. The NI-DAQ 7.xinstaller should open
automatically. If not, select Start»Run. Enter x:\setup.exe,
where xis the letter of the CD drive. For troubleshooting instructions,
refer to the Hardware Installation/Configuration Troubleshooter
at ni.com/support/install.
Install your driver software before installing the switch module to ensure
proper installation.
Select an API
NI-DAQ 7.xincludes three drivers, each with its own API.
• NI-SWITCH 2.xis an IVI-compliant instrument driver with VIs,
functions, and development tools for programming switch modules.
NI-SWITCH is a driver layer on top of the NI-DAQmx and Traditional
NI-DAQ drivers. NI-SWITCH supports all NI switch modules.
• NI-DAQmx is the latest NI-DAQ driver with VIs, functions,
and development tools for programming switch modules, E Series
devices and SCXI modules. NI-DAQmx supports all NI switch
modules.
• Traditional NI-DAQ is an upgrade of the earlier version of NI-DAQ.
Traditional NI-DAQ has the same VIs and functions and works the
same way as NI-DAQ 6.9.3, except that you can use Traditional
NI-DAQ and NI-DAQmx on the same computer. Traditional NI-DAQ
supports only the NI SCXI-1160/1161/1163R switch modules.

©National Instruments Corporation 7 NI Switches Getting Started Guide
Install Support Files
The NI-DAQ 7.xinstaller detects the NI software installed on the system
and automatically selects the latest versions of the driver, application
software, and language support files from the CD.
Verify that the installer detected and selected the correct support files and
the correct version number of the application software and/or language.
Note If you install NI-DAQ 7.xfirst, then later install your NI application software version
7.x, run the NI-DAQ 7.xinstaller again to install the correct application software support.
5. Installing the PXI Hardware
To install a PXI module, complete the following steps:
Caution Make sure the chassis is powered off. PXI modules are not hot-swappable.
Adding or removing modules while the chassis is powered on can damage the chassis
and modules.
1. Power off and unplug the PXI chassis before installing a PXI device.
Follow proper ESD precautions to ensure you are grounded before
installing the hardware.
2. If the PXI chassis has multiple fan speed settings, ensure that the fans
are set to high.
3. Position the PXI chassis so that inlet and outlet vents are not
obstructed. For more information, refer to the chassis documentation.
4. Ensure that the ejector handle is in the unlatched (downward) position.
5. Holding the device by the ejector handle, slide it into an empty slot,
ensuring that the base card (the card on the left when looking at the
front of the device) engages with the card guides in the chassis, as
shown in Figure 1.
6. Slide the device completely into the chassis and latch by pulling up on
the ejector handle.
7. Tighten the captive screws at the top and bottom of the device front
panel. Performance may suffer if both screws are not tightened
properly.
8. Verify that the PXI chassis fans are operable and free of dust and other
contaminants restricting airflow.

NI Switches Getting Started Guide 8 ni.com
9. Before operating the device, cover all empty PXI slots using blank PXI
filler panels.
10. Plug in and power on the PXI chassis.
Figure 1. Installing a PXI Switch Module
1 PXI or PXI/SCXI Combination Chassis
2 PXI Switch Module
3 Screws
4 Injector/Ejector Handle
8
7
6
5
4
3
2
1
ONSTANDBY
1
2
4
3

©National Instruments Corporation 9 NI Switches Getting Started Guide
6. Installing the SCXI Hardware
Rear Connectors
SCXI switches have two types of rear connectors that differentiate their
cabling schemes: a 10-pin and a 50-pin connector. Refer to Table 1 and
look at the back of the switch module to determine how many pins are on
the rear connector.
Figure 2. SCXI Switch Module Rear Connectors
SCXI Controllers
SCXI switch modules require a controller cabled to one of the SCXI
modules in a system. Before installing an SCXI switch module, refer to
Table 1 to ensure that your controller supports your switch and identify the
cable adapter kit(s) needed for connecting the controller directly to the
switch module.
Note If you are using a PXI-1010 or PXI-1011 chassis and install the switch controller in
the rightmost PXI slot, no cables are required between the controller and SCXI switch.
1 High-Voltage Analog Bus (HVAB)
2 10-Pin Rear Connector
3 50-Pin Rear Connector
3
2
1

NI Switches Getting Started Guide 10 ni.com
Install and configure the controller as described in its documentation. Refer
to the DAQ Quick Start Guide for information about installing an E Series
or NI 4021 device and to the NI Digital Multimeters Getting Started Guide
for information about installing the NI 4060/407x.
Installation
After you have installed and configured the controller, refer to the
flowchart in Figure 3 for your next steps.
Caution Make sure the chassis is powered off. SCXI modules are not hot-swappable.
Adding or removing modules while the chassis is powered on can result in blown chassis
fuses or damage to the chassis and modules.
Table 1. SCXI Controllers and Supported SCXI Switches
Rear
Connector Switch Module
SCXI Switch Controllers
NI 4021 NI 4060 NI 407xE Series
10-pin SCXI-1127 SCXI-1359 kit SCXI-1357 kit or
SCXI-1358 kit or
SCXI-1359 kit
SCXI-1357 kit or
SCXI-1358 kit or
SCXI-1359 kit
Can control but not
directly cable to
switch module2
SCXI-1128
SCXI-1129
SCXI-1130 Not supported1
SCXI-1166
SCXI-1167
SCXI-1169
SCXI-1193
50-pin SCXI-11603SCXI-1362 kit SCXI-1362 kit SCXI-1362 kit SH6868-EP and
SCXI-1349
SCXI-11613
SCXI-1163R
SCXI-1190
SCXI-1191
SCXI-1192
1The NI 4060 can control only the SCXI-1127/1128/1129/1160/1161/1163R/1190/1191/1192 switch modules configured
under Traditional NI-DAQ Devices in MAX. For software support information, refer to Table 2.
2An E Series device can control these switches when cabled to another SCXI module in the same chassis. The cabled SCXI
module can be an SCXI signal conditioning device or another SCXI switch module. Alternatively, you can install the E Series
device in the rightmost PXI slot of a PXI-1010 or PXI-1011 chassis.
3To use this module with the listed controllers, set jumpers W2, W3, and W4 on the switch module to MIO. Refer to the
NI SCXI-1160/1161 Jumpers Note to Users or the NI Switches Help.

©National Instruments Corporation 11 NI Switches Getting Started Guide
Figure 3. SCXI Switch Module Installation Flowchart
No (You have a PXI-1011)
No
No (You have a PXI-1010/1011)
Refer to
Procedure 2
No
Ye s Refer to
Procedure 1
Ye s
Ye s
Ye s
Refer to
Procedure 3
Start
Are you installing the SCXI
switch in an existing system?
Are you installing
the SCXI switch into
an SCXI-1000 or
SCXI-1001 chassis?
Is the controller
in the rightmost slot of the
same chassis?
Do you have a
PXI-1010 chassis?
Refer to
Procedure 4

NI Switches Getting Started Guide 12 ni.com
Procedure 1: Installing the SCXI Switch in an Existing System
If your SCXI system already has a controller installed, you can simply add
additional SCXI switch modules in any available SCXI slots. Refer to
Table 1 to determine if your controller supports your SCXI switch module.
To install your SCXI switch, complete the following steps:
1. Power off and unplug the SCXI chassis. Follow proper ESD
precautions to ensure you are grounded before installing the hardware.
2. Remove the filler panel in an unused SCXI slot.
3. Touch any metal part of your chassis to discharge static electricity.
4. Insert the switch module into the SCXI slot.
5. Screw the switch front panel to the chassis front panel mounting rail.
Figure 4. Installing an SCXI Switch Module in an Existing System
1 Any New NI SCXI Switch Module
2 Existing SCXI Module
3 Any SCXI Chassis
4 Existing Controller
ON
8
1
2
3
4
5
6
7
12
9
10
11
ADDRESS BAUD
1
3
2
4

©National Instruments Corporation 13 NI Switches Getting Started Guide
Procedure 2: Cable the Controller to the SCXI Switch
If you are using an SCXI-1000/1001 or PXI-1010 chassis, complete the
following steps:
1. Power off and unplug the SCXI chassis. Follow proper ESD
precautions to ensure you are grounded before installing the hardware.
2. Set the chassis address switches to OFF. In Figure 5, all switches are
shown in the OFF position.
Earlier chassis use jumpers inside the chassis front panel instead of
chassis address switches. Earlier chassis also differ in fuses and AC
power selection. Refer to the chassis documentation for more
information.
3. Confirm the correct power settings of the chassis (100, 120, 220,
or 240 VAC) shown in Figure 5.
4. Connect the chassis power cord.
Figure 5. Chassis Preparation
After you have prepared your chassis, complete the appropriate instructions
in this section for your controller. Refer to Table 1 to determine if your
controller supports and connects to your SCXI switch module.
1 Chassis Address Switches
2 Chassis Power Switch
3 Chassis Power Settings
4 Power Cord Connector
Back
Front
SCXI
120Vac
~
®
5
4
3
2
1
POWER
RESET
ADDRESS
1
2
3
4
RESET
ADDRESS
ON
5
4
3
2
1

NI Switches Getting Started Guide 14 ni.com
Cable the E Series Device to the Switch
E Series devices can directly cable only to switches with 50-pin rear
connectors. Refer to Table 1 to determine if your switch module has a
50-pin rear connector. To cable an E Series device to your SCXI switch,
complete the following steps:
1. Power off and unplug the SCXI chassis. Follow proper ESD
precautions to ensure you are grounded before installing the hardware.
2. Remove the filler panel in an unused SCXI slot.
3. Touch any metal part of your chassis to discharge static electricity.
4. Insert the switch module into the SCXI slot.
5. Screw the switch front panel to the chassis front panel mounting rail.
6. Attach the SCXI-1349 cable adapter to the rear of the SCXI switch
module.
7. Screw the cable adapter to the chassis cable adapter mounting rail.
8. Connect one end of the SH6868 cable to the SCXI-1349 and the other
to the E Series device.
Figure 6. Cabling to an E Series Device
1SCXISwitch
2 SCXI-1000/1001 or PXI-1010 Chassis
3 SCXI-1349 Cable Adapter
4ESeriesDevice
5 SH6868 Cable
1
2
5
4
3

©National Instruments Corporation 15 NI Switches Getting Started Guide
Cable the NI 4021/4060/407xto the Switch
To cable an NI 4021/4060/407xto your SCXI switch, complete the
appropriate steps based on the switch module rear connector. Refer to
Table 1 to determine the number of pins are on the rear connector.
SCXI Switch with 10-Pin Rear Connector
1. Power off and unplug the SCXI chassis. Follow proper ESD
precautions to ensure you are grounded before installing the hardware.
2. Remove the filler panel in an unused SCXI slot.
3. Touch any metal part of your chassis to discharge static electricity.
4. Insert the switch module into the SCXI slot.
5. Screw the switch front panel to the chassis front panel mounting rail.
6. Attach the SCXI-1359 cable adapter, included with SCXI-1357/1358
and SCXI-1359 kits, to the rear of the SCXI switch module. Ensure
that the 10-pin connector of the switch module, shown in Figure 2,
connects to the lower right 10-pin connector of the SCXI-1359 (facing
the back).
7. Screw the cable adapter to the chassis cable adapter mounting rail.
8. Connect one end of the SH9MD-AUX cable to the SCXI-1359 cable
adapter and the other to the NI 4021/4060/407x.
Figure 7. Cabling an NI 4021/4060/407xto a 10-Pin Rear Connector Switch Module
1SCXISwitch
2 SCXI-1000/1001 or PXI-1010 Chassis
3 SCXI-1359 Cable Adapter
4 Controller
5 SH9MD-AUX Cable
or
4
5
12
3

NI Switches Getting Started Guide 16 ni.com
SCXI Switch with 50-Pin Rear Connector
1. Power off and unplug the SCXI chassis. Follow proper ESD
precautions to ensure you are grounded before installing the hardware.
2. Remove the filler panel in an unused SCXI slot.
3. Touch any metal part of your chassis to discharge static electricity.
4. Insert the switch module into the SCXI slot.
5. Screw the switch front panel to the chassis front panel mounting rail.
6. Attach the SCXI-1362 cable adapter to the rear of the SCXI switch
module.
7. Screw the cable adapter to the chassis cable adapter mounting rail.
8. Connect one end of the SH9MD-AUX cable to the SCXI-1362 cable
adapter and the other to the NI 4021/4060/407x.
Figure 8. Cabling an NI 4021/4060/407xto a 50-Pin Rear Connector Switch Module
1SCXISwitch
2 SCXI-1000/1001 or PXI-1010 Chassis
3 SCXI-1362 Cable Adapter
4 Controller
5 SH9MD-AUX Cable
1
2
4
3
5

©National Instruments Corporation 17 NI Switches Getting Started Guide
Procedure 3: Controller in the Rightmost PXI Slot
You can control your SCXI switches without additional cabling by
installing your controller in the rightmost PXI slot of a PXI-1010 or
PXI-1011 chassis. Refer to Table 1 to determine if your controller supports
your SCXI switch module. To install your switch module with the
controller in the rightmost PXI slot, complete the following steps:
1. Power off and unplug the PXI chassis. Follow proper ESD precautions
to ensure you are grounded before installing the hardware.
2. (PXI-1010 only) Set the chassis address switches to OFF. All address
switches shown in Figure 5 are in the OFF position.
3. Confirm the correct power settings of the chassis (100, 120, 220,
or 240 VAC) shown in Figure 5.
4. Remove the filler panel in an unused SCXI slot.
5. Touch any metal part of your chassis to discharge static electricity.
6. Insert the switch module into the SCXI slot.
7. Screw the switch front panel to the chassis front panel mounting rail.
8. Connect the chassis power cord.
Figure 9. Controller in Rightmost PXI Slot
1 PXI-1010 Chassis
2 PXI-1011 Chassis
3 Controller
NATIONAL
INSTRUMENTS
PXI-1011
NATIONAL
INSTRUMENTS
NATIONAL
INSTRUMENTS
NATIONAL
INSTRUMENTS
NATIONAL
INSTRUMENTS
NATIONAL
INSTRUMENTS
NATIONAL
INSTRUMENTS
NATIONAL
INSTRUMENTS
NATIONAL
INSTRUMENTS
1
3
2

NI Switches Getting Started Guide 18 ni.com
Procedure 4: Controller Not in Rightmost PXI Slot of PXI-1011
If you do not install the SCXI controller in the rightmost PXI slot of
the PXI-1011 chassis, you can control the SCXI switches using the
SH9MD-AUX cable. Refer to Table 1 to determine if your controller
supports and connects to your SCXI switch module. To install your switch
module when the controller is not in the rightmost PXI slot of a PXI-1011
chassis, complete the following steps:
1. Power off and unplug the PXI chassis. Follow proper ESD precautions
to ensure you are grounded before installing the hardware.
2. Confirm the correct power settings of the chassis (100, 120, 220,
or 240 VAC) shown in Figure 5.
3. Remove the filler panel in an unused SCXI slot.
4. Touch any metal part of your chassis to discharge static electricity.
5. Insert the switch module into the SCXI slot.
6. Screw the device front panel to the chassis front panel mounting rail.
7. Connect the SH9MD-AUX cable to the rear of the PXI-1011 chassis.
8. Connect the chassis power cord.
Figure 10. Cabling the Controller to the Back of a PXI-1011 Chassis
1 PXI-1011 Chassis 2 SH9MD-AUX Cable
NATIONAL
INSTRUMENTS
PXI-1011
LOW
VOLTAGE
HIGH
VOLTAGE
300V MAX
CAT II
AUX
5V
SCXI
POWER
CIRCUIT
BREAKER
80-264 VAC
47-440 Hz
5A MAX
Front
Rear
NATIONAL
INSTRUMENTS
SCXI-1129
2
1

©National Instruments Corporation 19 NI Switches Getting Started Guide
7. Configuring the PXI Hardware in MAX
In Measurement & Automation Explorer (MAX), configure each
PXI switch module you installed. Configuring the switch modules in
MAX establishes the settings for the switch module. All PXI switches
can be configured under NI-DAQmx Devices.
1. Power on the chassis.
2. Double-click the Measurement & Automation icon on the desktop to
open MAX.
3. Expand Devices and Interfaces. If you are using a remote system
running LabVIEW Real-Time, expand Remote Systems, find and
expand your target, and then expand Devices and Interfaces.
4. Check that your PXI switch module appears under Devices and
Interfaces.
If your device does not automatically appear, press <F5> to refresh
the view in MAX. If the device is still not recognized, refer to
ni.com/support/install for troubleshooting information.
5. Under NI-DAQmx Devices, right-click the switch name and select
Properties.
Figure 11. Configuring Switch Modules Under NI-DAQmx Devices in MAX
6. The Terminal Block/Topology tab is selected by default. Select the
terminal block connected to the switch module from the Terminal
Block/Topology list box.

NI Switches Getting Started Guide 20 ni.com
7. Set a default topology from the Topology list box.
8. Click the Channels tab.
9. Designate source channels for the topology selected in the Terminal
Block/Topology tab. You can set different source channels for each
topology.
10. Designate reserved channels for routing. You can reserve different
channels for routing in each topology.
11. Click OK to accept the changes.
Note General-purpose switch modules with 32 or fewer channels have a digital test panel.
To access the digital test panel, right-click the switch name and select Test Panels.
12. To perform a self-test on the switch listed under NI-DAQmx Devices
or Remote Systems»Devices and Interfaces»NI-DAQmx Devices,
right-click the switch you want to test and select Self-Test.
When the self-test finishes, a message indicates if an error occurred.
If an error occurs, refer to ni.com/support/install for
troubleshooting information.
PXI System
Note If you have a PXI-2501/2503/2565/2590 or PXI-2591, you can use the legacy PXI
configuration under PXI System.
1. Right-click the switch name under PXI System and select Properties.
2. The Terminal Block/Topology tab is selected by default. Select the
terminal block connected to the switch module from the Terminal
Block/Topology list box.
3. Set a default topology from the Topology list box.
4. Click OK to accept the changes.
8. Configuring the SCXI Hardware in MAX
In MAX, configure each SCXI switch module you installed. You
can configure SCXI switches under NI-DAQmx Devices and/or
Traditional NI-DAQ Devices. Configuring the switch modules in
MAX establishes the default settings for the switch module.