OPERATING INSTRUCTIONS AND SPECIFICATIONS

Figure 1 shows the front panel of the cRIO-9075/9076. The components are:

• 1: LEDs (Power, Status, User 1, User FPGA 1)
• 2: RJ-45 Ethernet Port
• 3: USB Port (cRIO-9076 Only)
• 4: Power Connector
• 5: Reset Button
• 6: RS-232 Serial Port

Introduction

This document describes how to connect the cRIO-9075/9076 to a network and how to use its features. It also contains specifications for the cRIO-9075/9076.

Safety Guidelines

Operate the cRIO-9075/9076 only as described in these operating instructions.

Safety Guidelines for Hazardous Locations

The cRIO-9075/9076 is suitable for use in Class I, Division 2, Groups A, B, C, D, T4 hazardous locations; Class 1, Zone 2, AEx nC IIC T4 and Ex nL IIC T4 hazardous locations; and nonhazardous locations only. Follow these guidelines if you are installing the cRIO-9075/9076 in a potentially explosive environment. Not following these guidelines may result in serious injury or death.

• ⚠️ Caution: Do not disconnect the power supply wires and connectors from the controller unless power has been switched off.
• ⚠️ Caution: Substitution of components may impair suitability for Class I, Division 2.
• ⚠️ Caution: For Zone 2 applications, install the CompactRIO system in an enclosure rated to at least IP 54 as defined by IEC 60529 and EN 60529.

Special Conditions for Hazardous Locations Use in Europe

Some chassis have been evaluated as Ex nA nL IIC T4 equipment under DEMKO Certificate No. 07 ATEX 0626664X. Each such chassis is marked II 3G and is suitable for use in Zone 2 hazardous locations, in ambient temperatures of -20 °C ≤ Ta ≤ 55 °C.

Special Conditions for Marine Applications

Some chassis are Lloyd's Register (LR) Type Approved for marine applications. To verify Lloyd's Register certification, visit ni.com/certification and search for the LR certificate, or look for the Lloyd's Register mark on the chassis.

What You Need to Install the cRIO-9075/9076

• CompactRIO reconfigurable embedded chassis with integrated intelligent real-time controller
• C Series I/O modules
• DIN rail mount kit (for DIN rail mounting only)
• Panel mount kit (for panel mounting only)
• Two M4 or number 8 flathead screws (for mounting the chassis without one of the listed mounting kits)
• A number 2 Phillips screwdriver
• Power supply
• Ethernet cable

? Note: Visit ni.com/info and enter the Info Code rdsoftwareversion to determine which software you need to use the cRIO-9075/9076.

Mounting the cRIO-9075/9076

You can mount the chassis horizontally on a flat, vertical, metallic surface such as a panel or wall. The maximum allowable ambient temperature for operation in this configuration is 55 °C. Figure 2 shows the chassis mounted horizontally.

Figure 2 depicts the cRIO-9075/9076 mounted horizontally, with an upward arrow indicating orientation.

You can also mount the chassis on a panel or wall in other orientations, on a non-metallic surface, on a 35 mm DIN rail, on a rack, in an enclosure, or on a desktop. Mounting the chassis in these or other configurations can reduce the maximum allowable ambient temperature and can affect the typical accuracy of modules in the chassis.

Mounting Clearances and Dimensions

? Note: For information about how different mounting configurations can cause temperature derating, go to ni.com/info and enter the Info Code criomounting.

? Note: For information about typical accuracy specifications for modules, go to ni.com/info and enter the Info Code criotypical.

? Note: Measure the ambient temperature at each side of the chassis, 63.5 mm (2.5 in.) from the side and 25.4 mm (1 in.) forward from the rear of the chassis, as shown in Figure 3.

⚠️ Caution: Your installation must meet the following requirements for space and cabling clearance:

• Allow 25.4 mm (1 in.) on the top and the bottom of the chassis for air circulation.
• Allow 50.8 mm (2 in.) in front of modules for cabling clearance for common connectors, such as the 10-terminal, detachable screw terminal connector, as shown in Figure 3.

Figure 3 shows the bottom view of the cRIO-9075/9076 with dimensions and clearance specifications:

• 1: Measure ambient temperature here.
• 2: Chassis Grounding Screw
• Cabling Clearance: 50.8 mm (2.00 in.)
• Overall dimensions are provided in mm and inches.

? Note: Go to ni.com/info and enter the Info Code rdcrioconn to find the minimum cabling clearance for C Series modules with other connector types.

Figure 4 shows the front view of the cRIO-9075/9076 with dimensions and cooling outlines.

Figure 5 shows the side view of the cRIO-9075/9076 with dimensions.

? Note: For more information about the dimensions of the CompactRIO system, including detailed dimensional drawings, go to ni.com/dimensions.

Mounting Methods

The following sections contain instructions for the mounting methods. Before using any of these mounting methods, record the serial number from the back of the chassis. You will be unable to read the serial number after you have mounted the chassis.

⚠️ Caution: Make sure that no I/O modules are in the chassis before mounting it.

Mounting the Chassis on a Flat Surface Using the NI 9904 Panel Mount Kit

Panel or wall mounting is the best method for applications that are subject to high shock and vibration. You can use the NI 9904 panel mount kit to mount the cRIO-9075/9076 on a flat surface. Complete the following steps:

1. Fasten the chassis to the panel mount kit using a number 2 Phillips screwdriver and two M4 × 25 screws. National Instruments provides these screws with the panel mount kit. You must use these screws because they are the correct depth and thread for the panel. Tighten the screws to a maximum torque of 1.3 N·m (11.5 lb·in.).

Figure 6 illustrates the installation of the panel mounting plate on the cRIO-9075/9076.

Figure 7 shows the dimensions of the cRIO-9075/9076 with the Panel Mounting Plate Installed.

2. Fasten the NI 9904 panel to the wall using the screwdriver and screws that are appropriate for the wall surface. The maximum screw size is M4 or number 8.

Mounting the Chassis Directly on a Flat Surface Using the Mounting Holes

Panel or wall mounting is the best method for applications that are subject to high shock and vibration. If you do not have the NI 9904 panel mount kit and do not require the portability that the NI 9904 affords, you can mount the chassis directly on a flat surface using the mounting holes. Complete the following steps:

1. Align the chassis on the surface.
2. Fasten the chassis to the surface using M4 or number 8 flathead screws, as shown in Figure 8. National Instruments does not provide these screws with the chassis.

Figure 8 shows the chassis being mounted directly on a flat surface.

⚠️ Caution: Make sure that no I/O modules are in the chassis before removing it from the surface.

Mounting the Chassis on a DIN Rail Using the NI 9912 DIN Rail Mount Kit

You can order the NI 9912 DIN rail mount kit if you want to mount the chassis on a DIN rail. You need one clip for mounting the chassis on a standard 35 mm DIN rail. Complete the following steps to mount the chassis on a DIN rail:

1. Fasten the DIN rail clip to the chassis using a number 2 Phillips screwdriver and two M4 × 25 screws. National Instruments provides these screws with the DIN rail mount kit. Tighten the screws to a maximum torque of 1.3 N·m (11.5 lb·in.).

Figure 9 illustrates the installation of the DIN rail clip on the cRIO-9075/9076.

2. Insert one edge of the DIN rail into the deeper opening of the DIN rail clip, as shown in Figure 10.

Figure 10 shows one edge of the DIN rail inserted in a clip, with labels for DIN Rail Clip, DIN Rail, and DIN Rail Spring.

3. Press down firmly on the chassis to compress the spring until the clip locks in place on the DIN rail.

Mounting the Chassis on a Desktop Using the NI 9901 Desktop Mounting Kit

You can use the NI 9901 desktop mounting kit to mount the chassis on a desktop. You must install the adapter bracket using two M3 × 20 screws. The adapter bracket and the screws are included in the kit. Refer to the NI 9901 documentation for information about mounting the chassis on a desktop.

Installing and Removing C Series I/O Modules

Figure 11 shows the mechanical dimensions of C Series I/O modules.

Installing C Series I/O Modules in the Chassis

Complete the following steps to install a C Series I/O module in the chassis:

1. Make sure that no I/O-side power is connected to the I/O module. If the system is in a nonhazardous location, the chassis power can be on when you install I/O modules.
2. Align the I/O module with an I/O module slot in the chassis as shown in Figure 12. The module slots are numbered 1 to 4, left to right.
3. Squeeze the latches and insert the I/O module into the module slot.
4. Press firmly on the connector side of the I/O module until the latches lock the I/O module into place.
5. Repeat these steps to install additional I/O modules.

Removing I/O Modules from the Chassis

Complete the following steps to remove a C Series I/O module from the chassis:

1. Make sure that no I/O-side power is connected to the I/O module. If the system is in a nonhazardous location, the chassis power can be on when you remove I/O modules.
2. Squeeze the latches on both sides of the module and pull the module out of the chassis.

Connectivity

Connecting the Chassis to Earth Ground

You must connect the chassis grounding screw to earth ground. Refer to Figure 3 for the location of the grounding screw. Complete the following steps to connect to earth ground:

1. Attach a ring lug to a 1.6 mm² (14 AWG) or larger wire.
2. Remove the grounding screw from the grounding terminal on the right side of the chassis. Refer to Figure 3 for the location of the chassis grounding screw.
3. Attach the ring lug to the grounding terminal.
4. Tighten the grounding screw to 0.5 N·m (4.4 lb·in.) of torque.
5. Attach the other end of the wire to earth ground using a method appropriate for the application.

? Note: If you use shielded cabling to connect to a C Series I/O module with a plastic connector, you must attach the cable shield to the chassis grounding terminal using 1.3 mm² (16 AWG) or larger wire. Use shorter wire for better EMC performance.

For more information about earth ground connections, go to ni.com/info and enter the Info Code earthground.

Connecting the Chassis to a Network

Connect the chassis to an Ethernet network using the RJ-45 Ethernet port on the controller front panel. Use a standard Category 5 (CAT-5) or better shielded, twisted-pair Ethernet cable to connect the chassis to an Ethernet hub, or use an Ethernet crossover cable to connect the chassis directly to a computer.

⚠️ Caution: To prevent data loss and to maintain the integrity of your Ethernet installation, do not use a cable longer than 100 m.

The first time you power up the chassis, it attempts to initiate a DHCP network connection. If the chassis is unable to initiate a DHCP connection, it connects to the network with a link-local IP address with the form 169.254.x.x. After powerup, you must install software on the chassis and configure the network settings in Measurement & Automation Explorer (MAX).

? Note: Installing software may change the network behavior of the chassis. For information about network behavior by installed software version, go to ni.com/info and enter the Info Code ipconfigcrio.

Wiring Power

Wiring Power to the Chassis

The cRIO-9075/9076 requires an external power supply that meets the specifications in the Power Requirements section. The cRIO-9075/9076 filters and regulates the supplied power and provides power for all of the I/O modules. The cRIO-9075/9076 has one layer of reverse-voltage protection. Complete the following steps to connect a power supply to the chassis:

1. Ensure that the power supply is turned off.

⚠️ Caution: Do not install or remove the power connector from the front panel of the cRIO-9075/9076 while power is applied.

2. Connect the positive lead of the power supply to the V terminal of the COMBICON power connector shipped with the cRIO-9075/9076, and tighten the terminal screw. Figure 13 shows the terminal screws, which secure the wires in the screw terminals, and the connector screws, which secure the power connector on the front panel.

Figure 13 shows the COMBICON Power Connector with labels for Terminal Screws and Connector Screws.

3. Connect the negative lead of the power supply to the C terminal of the power connector and tighten the terminal screw.
4. Install the power connector on the front panel of the cRIO-9075/9076 and tighten the connector screws.
5. Turn on the power supply.

Powering On and Controller Options

Powering On the cRIO-9075/9076

When you apply power to the cRIO-9075/9076, the controller runs a power-on self test (POST). During the POST, the Power and Status LEDs turn on. The Status LED turns off, indicating that the POST is complete. If the LEDs do not behave in this way when the system powers on, refer to the Understanding LED Indications section.

You can configure the cRIO-9075/9076 to launch an embedded stand-alone LabVIEW RT application each time you boot the controller. Refer to the Running a Stand-Alone Real-Time Application (RT Module) topic of the LabVIEW Help for more information.

Restarting the cRIO-9075/9076 Using the Reset Button

Pressing the Reset button restarts the controller. The FPGA continues to run unless you have selected the Autoload VI on device reboot chassis reset option. Refer to the Chassis Reset Options section for more information.

To restart the cRIO-9075/9076 in safe mode, press and hold the Reset button for 5 s, then release it. The Status LED lights solid yellow, indicating that the cRIO-9075/9076 is in safe mode. Refer to the MAX help for information about safe mode.

Controller Startup Options

You can configure the following controller startup options in MAX:

• Safe Mode
• Console Out
• IP Reset
• No App
• No FPGA App

To turn these startup options on or off, select the controller under Remote Systems in the MAX configuration tree, then select the Controller Settings tab. Refer to the MAX help for information about the startup options and how to configure the controller.

Chassis Reset Options

Table 1 lists the reset options available on CompactRIO systems such as the cRIO-9075/9076. These options determine how the chassis behaves when the controller is reset in various conditions. Use the RIO Device Setup utility to select reset options. Access the RIO Device Setup utility by selecting Start»All Programs»National Instruments»NI-RIO»RIO Device Setup.

Table 1. CompactRIO Reset Options

Serial and Network Communication

Connecting Serial Devices to the cRIO-9075/9076

The cRIO-9075/9076 has an RS-232 serial port to which you can connect devices such as displays or input devices. Use the Serial VIs to read from and write to the serial port from a LabVIEW RT application. For more information about the Serial VIs, refer to the LabVIEW Help.

Figure 14 shows the Controller Serial Port (DB-9 connector).

Table 2. DB-9 Pin Descriptions

LED Indications

Understanding LED Indications

Figure 15 shows the LEDs on the cRIO-9075/9076: POWER, STATUS, USER1, USER FPGA1.

POWER LED

The POWER LED is lit while the cRIO-9075/9076 is powered on. This LED indicates that the power supply connected to the chassis is adequate.

STATUS LED

The STATUS LED is off during normal operation. The cRIO-9075/9076 indicates specific error conditions by flashing the STATUS LED a certain number of times every few seconds, as shown in Table 3.

Table 3. Status LED Indications

USER1 LED

You can define the USER1 LED to meet the needs of your application. To define the LED, use the RT LEDs VI in LabVIEW. For more information about the RT LEDs VI, refer to the LabVIEW Help.

USER FPGA1 LED

You can use the USER FPGA1 LED to help debug your application or easily retrieve application status. Use the LabVIEW FPGA Module and NI-RIO software to define the USER FPGA1 LED to meet the needs of your application. Refer to LabVIEW Help for information about programming this LED.

System Clock and Troubleshooting

Using the System Clock to Provide Data Timestamps

At startup, the system clock resets to January 1, 1970, 12:00 a.m. (midnight). For information about synchronizing the system clock with an SNTP time server on the network at startup, go to ni.com/info and enter the Info Code criosntp.

Troubleshooting Network Communication

If the cRIO-9075/9076 cannot communicate with the network, you can perform the following troubleshooting steps:

1. Hold the Reset button down for 5 s, then release it. The Status LED turns on, then starts blinking three times every few seconds. The chassis is now in safe mode with output from the serial port enabled. You can use a serial port terminal to read the IP address of the controller. If you want the controller to attempt a new DHCP connection, proceed to step 2.
2. Hold the Reset button down for 5 s, then release it. The Status LED repeats the same behavior. The cRIO-9075/9076 attempts to establish a new DHCP connection. If it fails, it assigns itself a link-local IP address. If the DHCP connection is successful and appropriate for your application, skip to step 4.
3. Configure the IP and other network settings in MAX.
4. Press and release the Reset button to reboot the chassis.

Documentation Resources

Where to Go from Here

Now that you have set up the cRIO-9075/9076 and configured it on your network, you can start using it in your applications. Figure 16 shows the main components of the CompactRIO documentation that you may find helpful as you program and use the cRIO-9075/9076.

Figure 16 illustrates the CompactRIO documentation resources, including links to 'This Document' (Installation and Specifications), ni.com/info (rdcriostartup), MAX Help for CompactRIO (Network Configuration), and LabVIEW Help (NI-RIO»C Series Reference and Procedures, Using CompactRIO in Your Application).

Specifications

The following specifications are typical for the –20 to 55 °C operating temperature range unless otherwise noted.

Network

• Network interface: 10BaseT and 100BaseTX Ethernet
• Compatibility: IEEE 802.3
• Communication rates: 10 Mbps, 100 Mbps, auto-negotiated
• Maximum cabling distance: 100 m/segment

RS-232 Serial Port

• Maximum baud rate: 230,400 bps
• Data bits: 5, 6, 7, 8
• Stop bits: 1, 2
• Parity: Odd, Even, Mark, Space
• Flow control: RTS/CTS, XON/XOFF, DTR/DSR

Memory

cRIO-9075

• Nonvolatile: 256 MB minimum
• System memory: 128 MB

cRIO-9076

• Nonvolatile: 512 MB minimum
• System memory: 256 MB

For information about the life span of the nonvolatile memory and about best practices for using nonvolatile memory, go to ni.com/info and enter the Info Code SSDBP.

Reconfigurable FPGA

cRIO-9075

• FPGA type: Xilinx Spartan-6 LX 25
• Number of flip-flops: 30,064
• Number of 6-input LUTs: 15,032
• Number of DSP48s: 38
• Available block RAM: 936 kbits
• Number of DMA channels: 5

cRIO-9076

• FPGA type: Xilinx Spartan-6 LX 45
• Number of flip-flops: 54,576
• Number of 6-input LUTs: 27,288
• Number of DSP48s: 58
• Available block RAM: 2,088 kbits
• Number of DMA channels: 5

Power Requirements

⚠️ Caution: You must use a UL Listed ITE power supply marked LPS with the cRIO-9075/9076.

• Recommended power supply: 24 W, 24 VDC
• Power consumption: 15 W maximum
• Power supply input range: 9 to 30 V

Physical Characteristics

If you need to clean the controller, wipe it with a dry towel.

• Screw-terminal wiring: 0.5 to 2.5 mm² (24 to 12 AWG) copper conductor wire with 10 mm (0.39 in.) of insulation stripped from the end
• Torque for screw terminals: 0.5 to 0.6 N·m (4.4 to 5.3 lb·in.)
• Weight: 643 g (22.7 oz)

Safety and Compliance

Safety Voltages

Connect only voltages that are within these limits.

• V terminal to C terminal: 30 V max, Measurement Category I

Measurement Category I is for measurements performed on circuits not directly connected to the electrical distribution system referred to as MAINS voltage. MAINS is a hazardous live electrical supply system that powers equipment. This category is for measurements of voltages from specially protected secondary circuits. Such voltage measurements include signal levels, special equipment, limited-energy parts of equipment, circuits powered by regulated low-voltage sources, and electronics.

⚠️ Caution: Do not connect the system to signals or use for measurements within Measurement Categories II, III, or IV.

Safety Standards

This product meets the requirements of the following standards of safety for electrical equipment for measurement, control, and laboratory use:

• IEC 61010-1, EN 61010-1
• UL 61010-1, CSA 61010-1

? Note: For UL and other safety certifications, refer to the product label or the Online Product Certification section.

Electromagnetic Compatibility

This product meets the requirements of the following EMC standards for electrical equipment for measurement, control, and laboratory use:

• EN 61326 (IEC 61326): Class A emissions; Industrial immunity
• EN 55011 (CISPR 11): Group 1, Class A emissions
• AS/NZS CISPR 11: Group 1, Class A emissions
• FCC 47 CFR Part 15B: Class A emissions
• ICES-001: Class A emissions

? Note: For the standards applied to assess the EMC of this product, refer to the Online Product Certification section.

? Note: For EMC compliance, operate this product according to the documentation.

CE Compliance

This product meets the essential requirements of applicable European Directives as follows:

• 2006/95/EC; Low-Voltage Directive (safety)
• 2004/108/EEC; Electromagnetic Compatibility Directive (EMC)

Online Product Certification

Refer to the Declaration of Conformity (DoC) for this product for additional regulatory compliance information. To obtain product certifications and the DoC for this product, visit ni.com/certification, search by model number or product line, and click the appropriate link in the Certification column.

Environmental Management

National Instruments is committed to designing and manufacturing products in an environmentally responsible manner. NI recognizes that eliminating certain hazardous substances from our products is beneficial to the environment and to NI customers.

For additional environmental information, refer to the NI and the Environment Web page at ni.com/environment. This page contains the environmental regulations and directives with which NI complies, as well as other environmental information not included in this document.

Waste Electrical and Electronic Equipment (WEEE)

EU Customers: At the end of the product life cycle, all products must be sent to a WEEE recycling center. For more information about WEEE recycling centers, National Instruments WEEE initiatives, and compliance with WEEE Directive 2002/96/EC on Waste and Electronic Equipment, visit ni.com/environment/weee.

电子信息产品污染控制管理办法 (中国 RoHS)

中国客户: National Instruments 符合中国电子信息产品中限制使用某些有害物质指令 (RoHS)。关于 National Instruments 中国 RoHS 合规性信息,请登录 ni.com/environment/rohs_china。

(For information about China RoHS compliance, go to ni.com/environment/rohs_china.)

Environmental and Physical Specifications

Hazardous Locations

• U.S. (UL): Class I, Division 2, Groups A, B, C, D, T4; Class I, Zone 2, AEx nC IIC T4
• Canada (C-UL): Class I, Division 2, Groups A, B, C, D, T4; Class I, Zone 2, Ex nL IIC T4
• Europe (DEMKO): Ex nA nL IIC T4

Environmental

• Operating temperature (IEC 60068-2-1, IEC 60068-2-2): -20 to 55 °C

? Note: To meet this operating temperature range, follow the guidelines in the installation instructions for your CompactRIO system.

• Storage temperature (IEC 60068-2-1, IEC 60068-2-2): -40 to 85 °C
• Ingress protection: IP 40
• Operating humidity (IEC 60068-2-56): 10 to 90% RH, noncondensing
• Storage humidity (IEC 60068-2-56): 5 to 95% RH, noncondensing
• Pollution Degree (IEC 60664): 2
• Maximum altitude: 2,000 m
• Indoor use only.

Shock and Vibration

To meet these specifications, you must panel mount the CompactRIO system and affix ferrules to the ends of the power terminal wires.

• Operating shock (IEC 60068-2-27): 30 g, 11 ms half sine; 50 g, 3 ms half sine, 18 shocks at 6 orientations
• Operating vibration, random (IEC 60068-2-64): 5 grms, 10 to 500 Hz
• Operating vibration, sinusoidal (IEC 60068-2-6): 5 g, 10 to 500 Hz

Support

Where to Go for Support

The National Instruments Web site is your complete resource for technical support. At ni.com/support you have access to everything from troubleshooting and application development self-help resources to email and phone assistance from NI Application Engineers.

National Instruments corporate headquarters is located at 11500 North Mopac Expressway, Austin, Texas, 78759-3504. National Instruments also has offices located around the world to help address your support needs. For telephone support in the United States, create your service request at ni.com/support and follow the calling instructions or dial 512 795 8248. For telephone support outside the United States, visit the Worldwide Offices section of ni.com/niglobal to access the branch office Web sites, which provide up-to-date contact information, support phone numbers, email addresses, and current events.

LabVIEW, National Instruments, NI, ni.com, the National Instruments corporate logo, and the Eagle logo are trademarks of National Instruments Corporation. Refer to the Trademark Information at ni.com/trademarks for other National Instruments trademarks. Other product and company names mentioned herein are trademarks or trade names of their respective companies. For patents covering National Instruments products/technology, refer to the appropriate location: Help»Patents in your software, the patents.txt file on your media, or the National Instruments Patent Notice at ni.com/patents. Refer to the Export Compliance Information at ni.com/legal/export-compliance for the National Instruments global trade compliance policy and how to obtain relevant HTS codes, ECCNs, and other import/export data.

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