National Instruments NI USB-9472 - Manuals

© National Instruments Corporation 5 NI USB-9472 User Guide and Specifications • Taking Measurements —Contains the conceptual and how-to information you need to acquire and analyze measurement data in LabVIEW, including common measurements, measurement fundamentals, NI-DAQmx key concepts, and device...

NI USB-9472 User Guide and Specifications 6 ni.com ANSI C without NI Application Software The NI-DAQmx Help contains API overviews and general information about measurement concepts. Select Start»All Programs»National Instruments»NI-DAQ»NI-DAQmx Help . The NI-DAQmx C Reference Help describes the NI-...

© National Instruments Corporation 7 NI USB-9472 User Guide and Specifications Training Courses If you need more help getting started developing an application with NI products, NI offers training courses. To enroll in a course or obtain a detailed course outline, refer to ni.com/training . Technica...

© National Instruments Corporation 9 NI USB-9472 User Guide 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. Refer to Figure 6 for dimensions. Figure 6. Module Dimensions in Millimeters (Inches) Connecting the NI USB-9...

NI USB-9472 User Guide and Specifications 10 ni.com Wiring the NI USB-9472 Device The NI USB-9472 provides connections for eight digital output channels. Caution A high voltage screw terminal backshell must be installed when using hazardous voltages (>42.4 V pk , 60 VDC). Note Table 2 illustrates...

© National Instruments Corporation 11 NI USB-9472 User Guide and Specifications You must connect an external power supply to the NI USB-9472. This power supply provides the current for the devices you connect to the module. Connect the positive lead of the power supply to the supply terminal or pin,...

NI USB-9472 User 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 terminal or pin drives current or applies voltage to the device to which it is connected. You can connect sinking-input de...

© National Instruments Corporation 13 NI USB-9472 User Guide 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 channel drives a current or applies a voltage to the device. When the channel is ...

NI USB-9472 User Guide and Specifications 14 ni.com Figure 10. Assembled High Voltage Screw Terminal Backshell I/O Protection The NI USB-9472 is short-circuit-proof in accordance with IEC 1131-2 and provides overcurrent protection. Understanding Short-Circuit-Proof Devices Each channel on the NI USB...

© National Instruments Corporation 15 NI USB-9472 User Guide and Specifications Power Supplies and Overcurrent Conditions If a short-circuit occurs, the current through DO can exceed the current rating for the power supply and the maximum continuous output current for the NI USB-9472. If the power s...

NI USB-9472 User Guide and Specifications 16 ni.com I/O protection Voltage ............................................30 V max Reversed voltage .............................None Trip currents Minimum possibletrip current ................................6 A Minimum guaranteedtrip current ..............

© National Instruments Corporation 17 NI USB-9472 User Guide 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. Safety Vo...

NI USB-9472 User Guide and Specifications 18 ni.com Safety Standards The NI USB-9472 product 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 • UL 61010-1, CSA 61010-1 Note For U...

© National Instruments Corporation 19 NI USB-9472 User Guide and Specifications CE Compliance This product meets the essential requirements of applicable European Directives, as amended for CE marking, as follows: • 2006/95/EC; Low-Voltage Directive (safety) • 2004/108/EC; Electromagnetic Compatibil...

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