National Instruments NI 9229Eの取扱説明書

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  • National Instruments NI 9229E - page 1

    OPERATING INSTRUCTIONS AND S PECIFICATIONS NI 9229E/9239E 4-Channel, ±60/±10 V, 2 4-Bit Simultaneous, Channel-to-Chan nel Isolated Analog In put Modules ...

  • National Instruments NI 9229E - page 2

    NI 9229E/9239E 2 ni.com This document describes ho w to use the National Instruments 9229E and National Instruments 9239E and includes dimensions, te rminal assignme nts, and specif icatio ns. In th is document, the NI 9229E and NI 9239E are referred to inclusi vely as the NI 9229E /9239E. V isit ni.com/info and enter rdsoftwareversion to determine ...

  • National Instruments NI 9229E - page 3

    © National Inst ruments Corp. 3 NI 9229E/9239E NI 9229E/9239E Dimensions The following figure sho ws th e dimensions of the NI 9229 E /9239E. Figure 1. NI 9229 E /9239E Dimensions in Milli meters (Inches) 0.0 (0.00) 26.7 (1.05) 58.4 (2.30) 66.0 (2.60) 73.4 (2.89) 0.0 (0.00) ...

  • National Instruments NI 9229E - page 4

    NI 9229E/9239E 4 ni.com Connecting the NI 9229E/9239E The NI 9229E /9239E provides connections for four simultaneously sampled, isolated analog input channels. Figure 2. NI 9229 E /9239E T erminal Assig nments AI0+ AI0– AI1+ AI1– AI2+ AI2– AI3+ AI3– 0 1 0 1 0 1 0 1 ...

  • National Instruments NI 9229E - page 5

    © National Inst ruments Corp. 5 NI 9229E/9239E The NI 9229E /9239E has four 2-termin al detachable scre w-terminal connectors. Note Y ou must use 2-wire ferrules to create a secure connection when connecting mo re than one wire to a single terminal on the NI 9229E /9239E. Y ou can connect ground-referenced or floating signal sources to the NI 9229 ...

  • National Instruments NI 9229E - page 6

    NI 9229E/9239E 6 ni.com Figure 3. Connecting a Ground ed Signal Source to the NI 92 29E /9239E Figure 4. Connecting a Floa ting Signal Source to the NI 922 9E /9239E NI 9229E/9239E Signal Source AI– + – AI+ NI 9229E/9239E Signal Source AI– + – AI+ ...

  • National Instruments NI 9229E - page 7

    © National Inst ruments Corp. 7 NI 9229E/9239E The NI 9229E /9239E analog input channels are floating with respect to earth ground and each ot her . The incoming analog sign al on each channel is c onditioned, buf fered, and then sampled by a 24-bit Delta-Sigma ADC. Each channel pro vides an independent signal path and ADC, enabling you to sample ...

  • National Instruments NI 9229E - page 8

    NI 9229E/9239E 8 ni.com Understanding NI 9229E/9239E Filtering The NI 9229E /9239E uses a combination of analog and digital filte ring to pro vide an accurate representation of in-band signals while rejecting out-of-band si gnals. The fi lters discriminate between signals based on the frequency range, or bandwidth, of the signal. Th e three importa ...

  • National Instruments NI 9229E - page 9

    © National Inst ruments Corp. 9 NI 9229E/9239E Figure 6. Typical Passband Flatn ess for the NI 9229E /9239E F requency/Data Rate 0.5 0.4 0.025 0.000 –0.025 –0.050 0.3 0.2 0.1 0 Gain (dB) ...

  • National Instruments NI 9229E - page 10

    NI 9229E/9239E 10 ni.com Stopband The f ilter signif icantly attenu at es all signals abo ve the stop band frequency . The primary go al of the f ilter is to prev ent aliasing. Therefore, the stopband frequency sc ales precisely wi th the data rate. The stopband rejection is the minimum amount o f attenuation applied by the filter to all signals wi ...

  • National Instruments NI 9229E - page 11

    © National Inst ruments Corp. 11 NI 9229E/9239E to control sampling, all of the module s must share a single master timebase source. Refer to the software help for information about configuring the master timebas e source for the NI 9229E /9239E. Vi s i t ni.com/info and enter cseriesdoc for information about C Series documentation. The follo wing ...

  • National Instruments NI 9229E - page 12

    NI 9229E/9239E 12 ni.com Sleep Mode This module supports a lo w-powe r sleep mode. Su pport for sleep mode at the system le vel depends on the chassis that the module is plugged into. Refer to the chassi s manual for information about support for sleep mode. If the chassi s supports sleep mo de, refer to the software help for informatio n about ena ...

  • National Instruments NI 9229E - page 13

    © National Inst ruments Corp. 13 NI 9229E/9239E Specifications The follo wing specificat ions are typical for the range – 40 to 85 °C internal to any enclosures unless otherwise noted. All voltages are relati ve to the AI– signal on each ch annel unless otherwise noted. The specifications are the same for the NI 9229E and the NI 9239E unless ...

  • National Instruments NI 9229E - page 14

    NI 9229E/9239E 14 ni.com Data rate range ( f s ) using e xternal mast er timebase Minimum ................... ......... ........ 390.625 S/s Maximum ......... ............ ......... ..... 51.2 kS/s Data rates 1 ( f s ) .. ......... ......... ........... ... , n = 1, 2, …, 31 Input voltage ranges (AI+ to AI–) Overv oltage protection .. ......... ...

  • National Instruments NI 9229E - page 15

    © National Inst ruments Corp. 15 NI 9229E/9239E Accuracy , NI 9229E Measurement Conditions Percent of Reading (Gain Error) Percent of Range * (Offset Error) Calibrated max (– 40 to 70 °C) ±0.13% ±0.05% Calibrated typ (25 °C, ±5 °C) ±0.03% ±0.008% Uncalibrated max (– 40 to 70 °C) ±1.2% ±0.55% Uncalibrated typ (25 °C, ±5 ° C) ±0.3 ...

  • National Instruments NI 9229E - page 16

    NI 9229E/9239E 16 ni.com Accuracy , NI 9239E Input noise NI 9229E ........ ........... ............ ..... 320 μ V rms NI 9239E ........ ........... ............ ..... 70 μ V rms Stability Gain drift .......... ......... ............ ..... ±5 ppm /°C Offset drift NI 9229E ....... .................. ..... ±150 μ V/°C NI 9239E ....... ......... ...

  • National Instruments NI 9229E - page 17

    © National Inst ruments Corp. 17 NI 9229E/9239E Post calibration gain matc h (ch-to-ch, 20 kHz) ...... ........... ........... . 0.22 dB max Crosstalk (1 kHz) ......... ........... .......... –130 dB Phase mismatch (ch-to-ch) NI 9229E ........ ........... ............ ..... 0.045°/kHz max NI 9239E ........ ........... ............ ..... 0.075° ...

  • National Instruments NI 9229E - page 18

    NI 9229E/9239E 18 ni.com Alias-free bandwidth ..... ......... .......... 0.453 · f s –3 dB prefilter band width ( f s = 50 kS/s) ................ ......... ........... . 24.56 kHz CMRR ( f in = 60 Hz) NI 9229E .......... ............ ........... ... 116 dB NI 9239E .......... ............ ........... ... 126 dB SFDR (1 kHz, –60 dBFS) ......... ...

  • National Instruments NI 9229E - page 19

    © National Inst ruments Corp. 19 NI 9229E/9239E Power Requirements Power consumption from chassis Active mode .............. ......... ........ 740 mW max Sleep mode . ......... ........... ......... ... 25 μ W max Thermal dissipation (at 70 °C) Active mode .............. ......... ........ 760 mW max Sleep mode . ......... ......... ........... ...

  • National Instruments NI 9229E - page 20

    NI 9229E/9239E 20 ni.com T orque for screw terminals .......... ..... 0.22 to 0.25 N · m ( 1 . 9 5t o2 . 2 1l b· i n . ) Ferrules ............. ......... ........... ......... ... 0.25 mm 2 to 0.5 mm 2 W e ight ........ ........... ........... ............ ..... 50 g (1. 8 oz) Safety Isolation Voltages Connect only v oltages that are within the f ...

  • National Instruments NI 9229E - page 21

    © National Inst ruments Corp. 21 NI 9229E/9239E Measurement Cate gory II is fo r measurements performed on circuits directly conn ected to th e electrical distribution system. This cate gory refers to local-le vel electrical distr ibution, such as that provided b y a standard wall outlet, for example, 115 V for U.S. or 230 V for Europe. Caution Do ...

  • National Instruments NI 9229E - page 22

    NI 9229E/9239E 22 ni.com Online Product Certification Refer to the product Declarat ion of Conformity (Do C) for additional regulatory compliance information. T o obtain product certifications and the DoC for this product, visit ni.com/ certification , search by module number or product line, and click the appropriate link in the Certi fic ation co ...

  • National Instruments NI 9229E - page 23

    © National Inst ruments Corp. 23 NI 9229E/9239E Maximum altitude.......... ......... .......... 2,000 m Pollution Degree (IEC 60664) .......... 2 Environmental Mana gement National Instruments is committe d to designing and manufacturing products in an en vironmentally responsible manner . NI recognizes that eliminating certain hazardou s substan ...

  • National Instruments NI 9229E - page 24

    NI 9229E/9239E 24 ni.com Calibration Y ou can obtain the calibration cert ificate and information about calibration services for the NI 9229E/9239E at ni.com/ calibration . Calibration interval ...... ........... .......... 1 year ⬉ᄤֵᙃѻક∵ᶧ᥻ࠊㅵ⧚ࡲ⊩ ˄Ё ೑ RoHS ˅ Ё೑ᅶ᠋ National Instruments ヺড়Ё೑⬉ᄤ ֵᙃ ѻ? ...

  • National Instruments NI 9229E - page 25

    © National Inst ruments Corp. 25 NI 9229E/9239E Where to Go for Support The National Instruments W eb site is your complete resource for technical support. At ni.com/support you ha ve access to ev erything from troubleshooting and application de velopment self-help resources to emai l and phone assistance from NI Application Engineers. National In ...

  • National Instruments NI 9229E - page 26

    © 2008 National I nstruments Corp. All rights reserved. 372666A-01 Nov08 National Instruments, NI, n i.com, and LabVIEW are trademarks of National Instruments Corporation. Refer to the Terms of Use section on ni.com/legal f or more information about Natio nal Instruments trademarks. Other product and company names ment ioned herein are tradema rks ...

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