The guidelines in this document are specific to the Note NI-9437. The other components in the system might not meet the same safety ratings. Refer to the documentation for each component in the system to determine the safety and EMC ratings for the entire system.
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Make sure that devices and circuits connected Caution to the module are properly insulated from human contact. S'assurer que les appareils et circuits Attention connectés au module sont correctement isolés de tout contact avec les personnes. 4 | ni.com | NI-9437 Getting Started Guide...
This category refers to local-level electrical distribution, such as that provided by a standard wall outlet, for example, 115 V for U.S. or 230 V for Europe. Do not connect the NI-9437 to signals or use for Caution measurements within Measurement Categories III or IV.
Ne pas connecter le NI-9437 à des signaux ou Attention l'utiliser pour effectuer des mesures dans les catégories de mesure III ou IV. Electromagnetic Compatibility Guidelines This product was tested and complies with the regulatory requirements and limits for electromagnetic compatibility (EMC) as stated in the product specifications.
In addition, take precautions when designing, selecting, and installing measurement probes and cables to ensure that the desired EMC performance is attained. 10 | ni.com | NI-9437 Getting Started Guide...
Preparing the Environment Ensure that you are using the NI-9437 in an environment that meets the following specifications: Operating temperature (IEC 60068-2-1, IEC 60068-2-2) ..-40 °C to 70 °C Operating humidity (IEC 60068-2-56)......10% to 90% RH, noncondensing Pollution Degree ....... 2 Maximum altitude......
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Connecting the NI-9437 The NI-9437 provides connections for 8 digital input channels. Figure 2. NI-9437 Pinout 12 | ni.com | NI-9437 Getting Started Guide...
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You can connect sourcing-output devices to the NI-9437. You must connect a supply voltage to the V pin on the NI-9437. Input channels on the NI-9437 read ON or OFF depending on the threshold set by the V pin. The V...
Connecting a Split-Rail Power Supply You can connect a split-rail power supply to the NI-9437. A split-rail power supply consists of a floating power supply that is weakly centered around earth ground using bias resistors. Figure 4. Connecting a Split-Rail Power Supply...
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The NI-9437 has eight LEDs to display the ON/OFF state of the eight channels. When an LED is lit, the corresponding channel is ON and data is being read from the NI-9437. When an LED is dark, the corresponding channel is OFF.
NI-9437. • Output devices that you connect to the NI-9437 do not need to sink current. The NI-9437 input load current pulls the input voltage to a low value when the output device is open, high impedance, or not connected.
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NI product. Product ni.com/register registration facilitates technical support and ensures that you receive important information updates from NI. NI corporate headquarters is located at 11500 North Mopac Expressway, Austin, Texas, 78759-3504, USA. 18 | ni.com | NI-9437 Getting Started Guide...
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For patents covering NI 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. You can find information about end-user license agreements (EULAs) and third-party legal notices in the readme file for your NI product.