National Instruments NI-9239 Getting Started Manual
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National Instruments NI-9239 Getting Started Manual

National Instruments NI-9239 Getting Started Manual

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Summary of Contents for National Instruments NI-9239

  • Page 1 NI-9239...
  • Page 2 GETTING STARTED GUIDE NI 9239 4 AI, ±10 V, 24 Bit, 50 kS/s/ch Simultaneous...

  • Page 3: Safety Guidelines

    This document explains how to connect to the NI 9239. Before you begin, complete the software and Note hardware installation procedures in your chassis documentation. The guidelines in this document are specific to Note the NI 9239. The other components in the system might not meet the same safety ratings.
  • Page 4 1,390 V, verified by a 5 s dielectric withstand test Channel-to-earth ground Continuous 250 Vrms, Measurement Category II Withstand 2,300 V, verified by a 5 s dielectric withstand test NI 9239 Getting Started Guide | © National Instruments | 3...
  • Page 5 Division 2 and Zone 2 60 VDC, Measurement hazardous locations Category I applications 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.
  • Page 6 NI 9239 with BNC Safety Voltages Connect only voltages that are within the following limits: Isolation Channel-to-channel Continuous 60 VDC, Measurement Category I Withstand 1,000 V, verified by a 5 s dielectric withstand test NI 9239 Getting Started Guide | © National Instruments | 5...
  • Page 7 Channel-to-earth ground Continuous 60 VDC, Measurement Category I Withstand 1,000 V, verified by a 5 s dielectric withstand test 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.

  • Page 8: Safety Guidelines For Hazardous Voltages

    Ensure that devices and circuits connected to Caution the module are properly insulated from human contact. When module terminals are hazardous Caution voltage LIVE (>42.4 Vpk/60 VDC), you must ensure NI 9239 Getting Started Guide | © National Instruments | 7...

  • Page 9: Safety Guidelines For Hazardous Locations

    that devices and circuits connected to the module are properly insulated from human contact. You must use the NI 9971 connector backshell kit to ensure that the terminals are not accessible. Safety Guidelines for Hazardous Locations The NI 9239 is suitable for use in Class I, Division 2, Groups A, B, C, D, T4 hazardous locations;...
  • Page 10 Special Conditions for Hazardous Locations Use in Europe and Internationally The NI 9239 has been evaluated as Ex nA IIC T4 Gc equipment under DEMKO Certificate No. 07 ATEX 0626664X and is NI 9239 Getting Started Guide | © National Instruments | 9...
  • Page 11 IECEx UL 14.0089X certified. Each NI 9239 is marked 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 9239 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.

  • Page 12: Electromagnetic Compatibility Guidelines

    Furthermore, any changes or modifications to the product not expressly approved by National Instruments could void your authority to operate it under your local regulatory rules. NI 9239 Getting Started Guide | © National Instruments | 11...

  • Page 13: Cable Requirements For Emc Compliance

    To ensure the specified EMC performance, Caution operate this product only with shielded cables and accessories. Electrostatic Discharge (ESD) can damage Caution the NI 9239 with screw terminal. To prevent damage, use industry-standard ESD prevention measures during installation, maintenance, and operation. To ensure the specified EMC performance Caution for the NI 9239 with BNC, you must install clamp-on...

  • Page 14: Special Conditions For Marine Applications

    LR certificate, or look for the Lloyd’s Register mark on the product. In order to meet the EMC requirements for Caution marine applications, install the product in a shielded NI 9239 Getting Started Guide | © National Instruments | 13...

  • Page 15: Preparing The Environment

    enclosure with shielded and/or filtered power and input/output ports. In addition, take precautions when designing, selecting, and installing measurement probes and cables to ensure that the desired EMC performance is attained. Preparing the Environment Ensure that the environment in which you are using the NI 9239 meets the following specifications.
  • Page 16 NI 9239 Pinout AI0+ AI0+ AI0– AI0- AI1+ AI1+ AI1– AI1- AI2+ AI2+ AI2– AI2- AI3+ AI3+ AI3– AI3- NI 9239 Getting Started Guide | © National Instruments | 15...

  • Page 17: Grounded Connections

    Table 1. Signal Descriptions Signal Description Positive analog input signal connection Negative analog input signal connection Grounded Connections Signal Source – AI– NI 9239 Make sure the voltage on the AI+ and AI- connections are in the channel-to-earth safety voltage range to ensure proper operation. 16 | ni.com | NI 9239 Getting Started Guide...

  • Page 18: Floating Connections

    • You must use 2-wire ferrules to create a secure connection when connecting more than one wire to a single terminal on the NI 9239 with screw terminal. NI 9239 Getting Started Guide | © National Instruments | 17...

  • Page 19: Wiring For High-Vibration Applications

    Wiring for High-Vibration Applications If your application is subject to high vibration, NI recommends that you follow these guidelines to protect connections to the NI 9239 with screw terminal: • Use ferrules to terminate wires to the detachable connector. • Use the NI 9971 backshell kit.

  • Page 20: Where To Go Next

    NI 9239 Datasheet NI-RIO Help NI-DAQmx Help LabVIEW FPGA Help LabVIEW Help RELATED INFORMATION C Series Documentation Services & Resources ni.com/services ni.com/info cseriesdoc Located at ni.com/manuals Installs with the software NI 9239 Getting Started Guide | © National Instruments | 19...

  • Page 21: Worldwide Support And Services

    Worldwide Support and Services The NI website 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. ni.com/services Visit for NI Factory Installation Services, repairs, extended warranty, and other services.
  • Page 22 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. NI 9239 Getting Started Guide | © National Instruments | 21...
  • Page 23 U.S. Government Customers: The data contained in this manual was developed at private expense and is subject to the applicable limited rights and restricted data rights as set forth in FAR 52.227-14, DFAR 252.227-7014, and DFAR 252.227-7015. © 2007—2016 National Instruments. All rights reserved. 375939A-01 Mar16...

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