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National Instruments 4-Channel, +_ VDC, 16-Bit Simultaneous Sampling Analog Input Devices manuel d'utilisation

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Table des matières du manuel d’utilisation

  • Page 1

    USER GUIDE AND SPECIFICA TIONS NI USB-9215 Series 4-Channel, ±10 VDC, 16-Bit Simultaneous Sampling Analog Input Devices This user guide describes how to use the National Instruments USB-9215 Series and lists the specifications. In this document, the NI USB-9215/9215A with screw terminal or backshell and NI USB-9215A with BNC are referred to inclus[...]

  • Page 2

    NI USB-9215 Series User Gu ide and Specifications 2 ni.com Dimensions Figures 2 and 3 sho w the NI USB-9215 Series device dimensions. Figure 2. NI USB-9215 (Screw T ermin al) in Millimeters (Inches) Figure 3. NI USB-9215 (BNC) in Millimeters (Inches) Hi-Speed USB Carrier NI USB-9162 140.23 mm (5.521 in.) 137.82 mm (5.426 in.) 120.68 mm (4.751 in.) [...]

  • Page 3

    © National Instruments Corporation 3 NI USB-9215 Series User Guide and Specifications Safety Guidelines Operate the NI USB-9215 Series only as described in these operating instructions. Note Although the NI 9215 module may have more stringent certification standards than the NI USB-9215 Series, when used with the NI USB-9161 /9162 carrier, the com[...]

  • Page 4

    NI USB-9215 Series User Gu ide and Specifications 4 ni.com Related Documentation Each application software package an d driv er includes info rmation about writing applications for taking measur ements and controlling measurement devices. The follo wing references to documents assume you have NI-D A Qmx 8.7 or later , NI-D A Qmx Base version 3. x ,[...]

  • Page 5

    © National Instruments Corporation 5 NI USB-9215 Series User Guide and Specifications Use the LabVIEW H elp , av ailable by selecting Help»Search the LabVIEW Help in LabVIEW , to access information about LabVIEW programming concepts, step-by-step instructions for using LabVIEW , and reference information about LabVIEW VI s, functions, palettes, m[...]

  • Page 6

    NI USB-9215 Series User Gu ide and Specifications 6 ni.com this help file in V isual Studio. NET , select Measuremen t Studio» NI Measurement Studio Help . T o create an application in V isual C ++ , V isual C#, or V isual Basic .N ET , follo w these general steps: 1. In V isual Studio .NET , select File»New»Project to launch the New Project dia[...]

  • Page 7

    © National Instruments Corporation 7 NI USB-9215 Series User Guide and Specifications Device Documentation and Specifications NI-D A Qmx includes the De vice Docume nt Bro wser , which contains online documentation for suppo rted D A Q and SCXI devices, such as documents describing device pinouts, features, and operation. Y ou can find, view , and[...]

  • Page 8

    NI USB-9215 Series User Gu ide and Specifications 8 ni.com T raining Courses If you need more help getting started developing an application with NI products, NI offers training courses. T o enroll in a course or obtain a detailed course outline, r efer to ni.com/training . T echnical Support on the Web For additional support, refer to ni.com/suppo[...]

  • Page 9

    © National Instruments Corporation 9 NI USB-9215 Series User Guide and Specifications device, and is also accessible from Start»All Programs»National Instruments»NI-DAQ , for more informat ion. The NI-D A Q mx Base software ships with e xample programs you can use to get started programming with the NI USB-9215 Series. Refer to the NI-D A Q mx [...]

  • Page 10

    NI USB-9215 Series User Gu ide and Specifications 10 ni.com Figure 5. Locking Module into Place Mounting the NI USB-9215 Series to a Panel Thread inserts are located in the NI USB-9215 Series for mounting it to a panel. Refer to Figure 6 for dimensions. Figure 6. NI USB-9215 Series Dimensi ons in Millimeters (Inches) Connecting the NI USB-92 15 Ser[...]

  • Page 11

    © National Instruments Corporation 11 NI U SB-9215 Series U ser Guide and Specifications LED Indicator The NI USB-9215 Series device ha s a green LED next to the USB connector. The LED in dicator indicates device stat us, as listed in T able 2. When the device is connected to a US B port, the LED blinks steadily to indicate that the device is init[...]

  • Page 12

    NI USB-9215 Series User Gu ide and Specifications 12 ni.com Each channel of the NI USB-9215 Seri es has a term inal or center pin to which you can connect the positive v oltag e signal, AI+, and a terminal or shield to which you can connect the negati ve v oltage signal, AI–. The NI USB-9215 with screw terminal also has a common terminal, COM, th[...]

  • Page 13

    © National Instruments Corporation 13 NI U SB-9215 Series U ser Guide and Specifications Figure 7. BNC Connector Assignments Connecting Differential V oltage Signals to the NI USB-9215 Series For grounded differential signals, connect the positive vol tage signal to AI+ and the negative signal to AI–. For the NI USB-9215 with screw terminal, con[...]

  • Page 14

    NI USB-9215 Series User Gu ide and Specifications 14 ni.com BNC has internal circuitry that keeps the voltage source within the common-mode range. Figure 9. Connecting a Floati ng Differential Voltage Signal (NI USB-9215 with Screw T erminal Shown) Connecting Single-Ended V o ltage Signals to the NI USB-9215 Series Connect the positive vo ltage sig[...]

  • Page 15

    © National Instruments Corporation 15 NI U SB-9215 Series U ser Guide and Specifications Assembling the High V oltage Screw T erminal Backshell The high voltage screw terminal back shell must be instal led when using hazardous voltages (>42.4 V pk , 60 VDC). Refer to Figure 11 while completing the following steps to assemble the backshell: 1. C[...]

  • Page 16

    NI USB-9215 Series User Gu ide and Specifications 16 ni.com NI USB-9215 Series Circuitr y The NI USB-9215 Series channe ls share a common ground. The NI USB-9215 protects each channel from overv oltag es. For more information about ov ervoltag e protection, refer to the Specifications section. The signal is buf fered and conditio ned by the instrum[...]

  • Page 17

    © National Instruments Corporation 17 NI U SB-9215 Series U ser Guide and Specifications Specifications The following specifications are typical for the range 0 to 60 °C unless otherwise noted. All voltages are rel ative to COM unless otherwise noted. Input Characteristics Number of channels ................... ............ 4 analog input channel[...]

  • Page 18

    NI USB-9215 Series User Gu ide and Specifications 18 ni.com Conversion ti me Channel 0 only ............. ................ ....4.4 μ s Channels 0 and 1 .............. ...............6 μ s Channels 0, 1, and 2 .................. ......8 μ s Channels 0, 1, 2, and 3 ........... .........10 μ s Accuracy Stability Offset drift ......................[...]

  • Page 19

    © National Instruments Corporation 19 NI U SB-9215 Series U ser Guide and Specifications Settling time (to 2 LSBs) With screw terminal 10 V step ............. ................. .... 10 μ s 20 V step ............. ................. .... 15 μ s With BNC 10 V step ............. ................. .... 25 μ s 20 V step ............. ................[...]

  • Page 20

    NI USB-9215 Series User Gu ide and Specifications 20 ni.com Safety If you need to clean the module, wipe it with a dry towel . Safety Vo ltages NI USB-9215 with Screw T erminal Safety Voltages Connect only voltages that are within these limits. Channel-to-COM ....... ................. ............±30 V max Isolation Channel-to-channel.............[...]

  • Page 21

    © National Instruments Corporation 21 NI U SB-9215 Series U ser Guide and Specifications Safety Standards This product is designed to meet the requirements of the follow ing standards of safety for electrical e quipment for measurement, control, and laboratory use: • IEC 61010-1, EN-61010-1 • UL 61010-1, CSA 61010-1 Note For UL and other safet[...]

  • Page 22

    NI USB-9215 Series User Gu ide and Specifications 22 ni.com CE Compliance This product meets the essential re quirements of applicable European Directives, as amended fo r CE marking, as follows: • 2006/95/EC; Lo w-V oltage Directi ve (safety) • 2004/108/EC; Elect romagnetic Compatibility Directiv e (EMC) Note Refer to the Declaration of Confor[...]

  • Page 23

    National Instruments, NI, ni.com, and LabVIEW are tradem arks of National Instruments Corporation. Refer to t he Terms of Use section on ni.com/legal for m ore information a bout National Instruments trademarks. Other product and compan y names mentioned herein are trademarks or trade names of their respective companie s. For patent s covering Nati[...]