Manuel d'utilisation / d'entretien du produit NI USB-9472 du fabricant National Instruments
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USER GUIDE AND SPECIFICATIONS NI USB-9472 8-Channel, 24 V Logic, Sour cing Digital Output Device This user guide describes how to use the National Instruments NI USB-9472 and lists the device specif i cations. In this user guide, the NI USB-9472 with scr e w terminal and the NI USB-9472 with D-SUB are referred to inclusi vel y as the NI USB-9472.
NI USB-9472 U ser Guide and Specifications 2 ni.com Dimensions Figures 2 and 3 sho w the NI USB-9472 device dimensions. Figure 2. NI USB-9472 (Screw T erminal) Device in Millimeters (Inches) Figure 3. NI USB-9472 (D-SUB) Device in Millimeters (Inches) 25.
© National Instruments Corporation 3 NI USB-9472 User Guid e and Specifications Safety Guidelines Operate the NI USB-9472 on ly as described in thes e operating instructions.
NI USB-9472 U ser Guide and Specifications 4 ni.com Related Documentation Each application software package an d driv er includes inform ation about writing applications for taking measur ements and controlling measurement devices. The follo wing references to documents assume you have NI-D A Qmx 8.
© National Instruments Corporation 5 NI USB-9472 User Guid e and Specifications • T aking Measurements —Contains the conceptual and how-to information you need to acquire and analyze measurement data in LabVIEW , including common measurements, measurement fundamentals, NI-DA Qmx key concepts, and device considerations.
NI USB-9472 U ser Guide and Specifications 6 ni.com ANSI C without NI Application Software The NI-D A Qmx Help contains API o vervie ws and gen eral information about measurement concepts. Select Start»All Programs»National Instruments»NI-D A Q»NI-DA Qmx Help .
© National Instruments Corporation 7 NI USB-9472 User Guid e and Specifications T raining Courses If you need more help getting started developing an appli cation with NI products, NI offers training courses. To enroll in a course or obtain a detailed course outline, r efer to ni.
NI USB-9472 U ser Guide and Specifications 8 ni.com 3. Align the I/O module with the carrier , as sho wn in Figure 4. Figure 4. Module Installation 4. Squeeze the latches and insert the NI 9472 module into the NI USB-9162 carrier .
© National Instruments Corporation 9 NI USB-9472 User Guid e and Specifications Mounting the NI USB-9472 to a Panel Threaded inserts are located in the NI USB-9472 for mounting it to a panel.
NI USB-9472 U ser Guide and Specifications 10 ni.com Wiring the NI USB-9472 Device The NI USB-9472 provides connections for eigh t digital output channel s. Caution A high v oltage screw terminal backshell must be installed when using hazardous voltages (>42.
© National Instruments Corporation 11 NI USB-9472 User Gu id e and Specifications Y ou must connect an external po wer supply to the NI USB-9472. This power supply provides the current for the de vices you connect to the module.
NI USB-9472 U ser Guide and Specifications 12 ni.com Figure 7. Pin Assignments Connecting Devices to the NI USB-9472 The NI USB-9472 has current sourcing outputs , meaning the DO term inal or pin drives current or applies vo ltage to the device to which it is connected.
© National Instruments Corporation 13 NI USB-9472 User Gu id e and Specifications Figure 8. Connecting a Device to the NI USB-9472 When the channel is on, the channel LED is on and the terminal or pin associated with the chan nel driv es a current or applies a v oltage to the device .
NI USB-9472 U ser Guide and Specifications 14 ni.com Figure 10. Assembled High Voltage Screw T erminal Back shell I/O Protection The NI USB-9472 is s hort-circuit-proof in acco rdance with IEC 1131-2 and provides overcurrent protection.
© National Instruments Corporation 15 NI USB-9472 User Gu id e and Specifications Power Supplies and Overcurrent Conditions If a short-circuit occu rs, the current through DO can exceed the current rating for the power supply and the m aximum continuous ou tput current for the NI USB-9472.
NI USB-9472 U ser Guide and Specifications 16 ni.com I/O protection Voltage . ........... .............. .............. ....30 V max Reversed voltage ................. ............None Trip currents Minimum possible trip current ... .............. ...
© National Instruments Corporation 17 NI USB-9472 User Gu id e and Specifications Weight With screw terminal ............... ......... Approx. 250 g (8.8 oz) With D-SUB ............ .............. ......... Approx. 245 g (8.6 oz) Safety If you need to clean the module, wipe it with a dry towel.
NI USB-9472 U ser Guide and Specifications 18 ni.com Safety Standards The NI USB-9472 product is designed to meet the requirements of th e following standards of saf ety for el ectrical equipment for .
© National Instruments Corporation 19 NI USB-9472 User Gu id e and Specifications CE Compliance This product meets the essential re quirements of applicable European Directives, as amended fo r CE ma.
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Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté National Instruments NI USB-9472 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du National Instruments NI USB-9472 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation National Instruments NI USB-9472, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le National Instruments NI USB-9472 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le National Instruments NI USB-9472, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du National Instruments NI USB-9472.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le National Instruments NI USB-9472. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei National Instruments NI USB-9472 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
