National Instruments NI 9853 Operating Instructions Manual
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National Instruments NI 9853 Operating Instructions Manual

National instruments high-speed can module operating instructions
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OPERATING INSTRUCTIONS
NI 9853
2-Port, High-Speed CAN Module

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Summary of Contents for National Instruments NI 9853

  • Page 1 OPERATING INSTRUCTIONS NI 9853 2-Port, High-Speed CAN Module...

  • Page 2: Safety Guidelines

    The NI 9853 module requires the NI 9853 software to be installed. The latest version of the NI 9853 software is located ni.com/downloads The safety guidelines and specifications in this Note document are specific to the NI 9853.

  • Page 3: Safety Guidelines For Hazardous Locations

    Safety Guidelines for Hazardous Locations The NI 9853 is suitable for use in Class I, Division 2, Groups A, B, C, D, T4 hazardous locations; Class I, Zone 2, AEx nA II T4 and Ex nA II T4 hazardous locations; and nonhazardous locations only.
  • Page 4 Wiring the NI 9853 The NI 9853 has two 9-pin male D-Sub connectors that provide connections to a CAN bus. Each port on the NI 9853 has pins for CAN_H and CAN_L, to which you connect the CAN bus signals.
  • Page 5 CAN bus without being damaged. Pinouts for CAN0 and CAN1 of the NI 9853 are listed in Table 1 and Table 2. Table 4 lists recommended termination resistor values.
  • Page 6 Table 1. Pin Assignments for CAN0 Connector NI 9853 Operating Instructions No Connection (NC) Signal CAN_L SHLD CAN_H ni.com...
  • Page 7 Table 2. Pin Assignments for CAN1 Connector © National Instruments Corp. No Connection (NC) NI 9853 Operating Instructions Signal CAN_L SHLD CAN_H...
  • Page 8 Figure 1 shows a simplified diagram of a CAN bus with multiple CAN nodes, and proper termination resistor (R ) locations. NI 9853 Operating Instructions ni.com...
  • Page 9 Bus Cable Length CAN_H CAN_H Node Node CAN_L CAN_L Stub Length Node Node Figure 1. CAN Bus Topology and Termination Resistor Locations © National Instruments Corp. NI 9853 Operating Instructions...
  • Page 10 Connecting a CAN Bus to the NI 9853 Each port of the NI 9853 can be connected to any location on a CAN bus. Figure 2 shows one example of the connection of CAN0 of the NI 9853 directly to one CAN node, and CAN1 directly to another CAN node.
  • Page 11 (SHLD) CAN_H CAN_L (SHLD) CAN_H CAN_L Figure 2. Connecting Both Ports of the NI 9853 to CAN Buses © National Instruments Corp. (SHLD) CAN_H Cable (With CAN_L Optional Shield) (SHLD) CAN_H Cable (With CAN_L Optional Shield) – External Power Supply...

  • Page 12: Cable Specifications

    Cabling Requirements for NI 9853 This section deals with cabling specifications, termination resistors, cable lengths, and the number of CAN nodes that can exist in a system. Cable Specifications Cables should meet the physical medium requirements specified in ISO 11898, shown in Table 3. Belden cable (3084A) meets all of those requirements, and should be suitable for most applications.

  • Page 13: Termination Resistors

    © National Instruments Corp. ) should match the nominal Value 100 Ω min, 120 Ω nominal, 130 Ω max Condition Minimum power dissipation: 220 mW NI 9853 Operating Instructions...
  • Page 14 The NI 9853 has two full-featured, independent CAN ports that are isolated from each other, and from the other modules in the system. Each port of the NI 9853 has a Philips SJA1000 CAN controller that is CAN 2.0B-compatible and fully supports both 11-bit and 29-bit identifiers.
  • Page 15 CAN_H CAN_L Ext Pwr Supply CAN_H CAN_L Figure 3. NI 9853 Hardware Overview © National Instruments Corp. +5 V_ISO Iso Pwr Transceiver CAN0 +5 V Transceiver CAN1 +5 V Controller Controller NI 9853 Operating Instructions...
  • Page 16 This system sleep mode should not be confused with the NI 9853 Transceiver Mode Sleep property, which sets only the CAN port to sleep mode. Refer to the FPGA Module topic in LabVIEW Help for more information on the Transceiver Mode property.

  • Page 17: Specifications

    MTBF ... 1,816,913 hours at 25 °C; Contact NI for Bellcore MTBF specifications at Note other temperatures or for MIL-HDBK-217F specifications. © National Instruments Corp. Bellcore Issue 6, Method 1, Case 3, Limited Part Stress Method NI 9853 Operating Instructions...

  • Page 18: Power Requirements

    Active mode ... 1 W max Sleep mode ... 250 mW max Physical Characteristics If you need to clean the module, wipe it with a dry towel. Weight... Approx. 144 g (5.0 oz) NI 9853 Operating Instructions μ W max ni.com...
  • Page 19 Measurement Categories II, III, or IV. The maximum voltage that can be applied or output between any port or V terminal and a COM terminal without creating a safety hazard. © National Instruments Corp. Measurement Category I NI 9853 Operating Instructions...

  • Page 20: Isolation Voltages

    Port-to-earth ground Withstand... 500 V Continuous ... 60 VDC, Safety Standards The NI 9853 is designed to meet the requirements of the following standards of safety for electrical equipment for measurement, control, and laboratory use: • IEC 61010-1, EN 61010-1 •...
  • Page 21 Europe (DEMKO)... EEx nA II T4 © National Instruments Corp. ni.com/certification Groups A, B, C, D, T4; Class I, Zone 2, AEx nA II T4 Groups A, B, C, D, T4; Class I, Zone 2, Ex nA II T4 NI 9853 Operating Instructions , search...

  • Page 22: Shock And Vibration

    Pollution Degree (IEC 60664) ... 2 Shock and Vibration To meet these specifications, you must panel mount the CompactRIO system. Operating vibration, random (IEC 60068-2-64) ... 5 g NI 9853 Operating Instructions noncondensing noncondensing , 10 to 500 Hz ni.com...

  • Page 23: Electromagnetic Compatibility

    • CE, C-Tick, ICES, and FCC Part 15 Emissions; Class A For EMC compliance, operate this device with Note shielded cabling. © National Instruments Corp. 50 g, 3 ms half sine, 18 shocks at 6 orientations NI 9853 Operating Instructions...

  • Page 24: Environmental Management

    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 not only to the environment but also to NI customers.

  • Page 25: Waste Electrical And Electronic Equipment (Weee)

    National Instruments ni.com/environment/rohs_china about China RoHS compliance, go to environment/rohs_china © National Instruments Corp. ni.com/environment At the end of their life cycle, all products National Instruments RoHS . This page ni.com/ RoHS (RoHS) (For information ni.com/ NI 9853 Operating Instructions...
  • Page 26 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.
  • Page 27 South Africa 27 0 11 805 8197, Spain 34 91 640 0085, Sweden 46 (0) 8 587 895 00, Switzerland 41 56 2005151, Taiwan 886 02 2377 2222, Thailand 662 278 6777, Turkey 90 212 279 3031, United Kingdom 44 (0) 1635 523545 © National Instruments Corp. NI 9853 Operating Instructions...
  • Page 28 National Instruments, NI, ni.com, and LabVIEW are trademarks of National Instruments Corporation. Refer to the Terms of Use section on ni.com/legal for more information about 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, refer to the appropriate location: Help»Patents in your software,...

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