This document explains how to connect to the NI 9866. The NI 9866 module requires the latest software to be installed. The latest version of the software is at ni.com/downloads. Before you begin, complete the software and Note hardware installation procedures in your chassis documentation.
Safety Guidelines for Hazardous Locations The NI 9866 is suitable for use in Class I, Division 2, Groups A, B, C, D, T4 hazardous locations; Class I, Zone 2, AEx nA IIC T4 and Ex nA IIC T4 hazardous locations; and nonhazardous locations only.
II 3G and is suitable for use in Zone 2 hazardous locations, in ambient temperatures of -40 °C ≤ Ta ≤ 70 °C. If you are using the NI 9866 in Gas Group IIC hazardous locations, you must use the device in an NI chassis that has been evaluated as Ex nC IIC T4, Ex IIC T4, Ex nA IIC T4, or Ex nL IIC T4 equipment.
Caution accessible only by the use of a tool. Wiring the NI 9866 The NI 9866 has one 9-pin male D-Sub connector that provides connections to a LIN bus. The port has two common pins (COM) that are internally connected to the module’s isolated reference and serve as the reference ground for LIN signal.
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You must use a UL listed ITE power supply Caution marked LPS with the NI 9866. The NI 9866 requires an external power supply of +8 to +18 V to operate. Supply power to the NI 9866 V pin from the LIN bus.
The maximum allowable cable length is 40 m, per the LIN specification. Number of LIN Devices The maximum number of devices on a LIN bus is 16, per the LIN specification. 8 | ni.com | NI 9866 Getting Started Guide...
API with the NI-XNET Session Interface:LIN:Termination property. NI 9866 Hardware Overview The NI 9866 has one full-featured LIN port that is isolated from the other modules in the system. The port has a LIN controller that is fully compliant with the LIN 1.3/2.0/2.1/2.2 Specification.
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Figure 1. NI 9866 Hardware Overview Ext Pwr Supply Required Transceiver Controller NI 9866 Specifications The following specifications are typical for the range -40 °C to 70 °C unless otherwise noted. 10 | ni.com | NI 9866 Getting Started Guide...
This category is for measurements of voltages from specially protected secondary circuits. Such voltage measurements included signal levels, The maximum voltage that can be applied or output without creating a safety hazard. 12 | ni.com | NI 9866 Getting Started Guide...
Zone 2, AEx nA IIC T4 ............Canada (C-UL) Class I, Division 2, Groups A, B, C, D, T4; Class I, Zone 2, Ex nA IIC T4 ............Europe (DEMKO) Ex nA IIC T4 Gc 14 | ni.com | NI 9866 Getting Started Guide...
• EN 61326 (IEC 61326): Class A emissions; Basic immunity • EN 55011 (CISPR 11): Group 1, Class A emissions • AS/NZS CISPR 11: Group 1, Class A emissions 16 | ni.com | NI 9866 Getting Started Guide...
At the end of the product life cycle, all EU Customers NI products must be disposed of according to local laws and regulations. For more information about how to recycle NI products in your region, visit ni.com/ environment/weee. 18 | ni.com | NI 9866 Getting Started Guide...
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For telephone support outside the United States, visit the Worldwide Offices section of ni.com/niglobal to access the branch office websites, which provide up-to-date contact information, support phone numbers, email addresses, and current events. 20 | ni.com | NI 9866 Getting Started Guide...
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Refer to the NI Trademarks and Logo Guidelines at for information on ni.com/trademarks 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, file on your media, or the National Instruments Patent Notice at patents.txt...
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