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National Instruments NI 9233 - page 1
OPERATING INSTRUCTIONS AND S PECIFICATIONS NI 9233 4-Channel, ± 5 V, 24-Bit IEPE Analog Input Module ni.com/manuals Deutsch Français ...
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National Instruments NI 9233 - page 2
NI 9233 Operating I nstruction s and Specificati ons 2 ni.com This doc u ment describes ho w to u se the National Instr u ments 9 233 and incl u des specif ications and con nector assignments for the NI 9233. V isit ni.com/info and enter rd s oftwarever s ion to determine which software yo u need for the mod u les yo u are u sing. For informa tion ...
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National Instruments NI 9233 - page 3
© National Inst ruments Corp. 3 NI 9233 Operating Instructi ons and Specific ations Safety Guidelines Operate the NI 9233 only as described in these operating instr u ctions. Hot Surface This icon denotes that the component may be hot. T o u ching this component may res u lt in bodily inj u ry . Safety Guidelines fo r Hazardous Loca tions The NI 9 ...
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National Instruments NI 9233 - page 4
NI 9233 Operating I nstruction s and Specificati ons 4 ni.com Caution S u bstit u tion of components may impair s u itability for Class I, Division 2. Caution For Zone 2 applications, install the system in an enclos u re rated to at least IP 54 as defined b y IEC 60529 an d EN 60529. Caution For Zone 2 applications, connected signals m u st be with ...
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National Instruments NI 9233 - page 5
© National Inst ruments Corp. 5 NI 9233 Operating Instructi ons and Specific ations Special Conditions fo r Marine Appli cations Some mod u les are Lloyd’ s Register (LR) T ype Approv ed for marine applications. T o verify Llo yd’ s Register cert if ication, visit ni.com/certification and search for the LR certificate, or look for the Lloyd’ ...
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National Instruments NI 9233 - page 6
NI 9233 Operating I nstruction s and Specificati ons 6 ni.com Connecting the NI 9233 The NI 9233 has fo u r BNC connectors that provide connections for fo u r sim u ltaneo u sly sampled analog inp u t channels. Figure 1. NI 9233 Connector Assignments AI3+ AI3– AI2+ AI2– AI0+ AI0– AI1+ AI1– ...
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National Instruments NI 9233 - page 7
© National Inst ruments Corp. 7 NI 9233 Operating Instructi ons and Specific ations Each channel has a BNC connector to which yo u can connect an Integrat ed Electronic Piez oelectri c (IEPE) sensor . The center pin of the connector , AI+, provides the DC excitation and the A C signal connection. The shell of the connector , AI–, provides the ex ...
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National Instruments NI 9233 - page 8
NI 9233 Operating I nstruction s and Specificati ons 8 ni.com Figure 2. Connecting a Grou nded IEPE Sensor to the NI 9233 Figure 3. Connecting a Floating IEPE Sensor to the NI 9233 NI 9233 IEPE Sensor AI+ AI– + – NI 9233 + – AI– AI+ IEPE Sensor ...
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National Instruments NI 9233 - page 9
© National Inst ruments Corp. 9 NI 9233 Operating Instructi ons and Specific ations The NI 9233 analog inp u t channels are referenced to the chassis gro u nd thro u gh a 50 Ω resistor . T o minimize gro u nd noise, make s u re that the chassis gro u nd is connected to the earth gro u nd. Each channel is protected from ov ervo ltages. The NI 9233 ...
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National Instruments NI 9233 - page 10
NI 9233 Operating I nstruction s and Specificati ons 10 ni.com The NI 9233 also has TEDS circ u itry . For more information abo u t TEDS, visit ni.com/info and enter rdted s . Understanding NI 9233 Filtering The NI 9233 u ses a combination of anal og and digita l f iltering to provide an acc u rate representation of in-band signals whi le rejecting ...
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National Instruments NI 9233 - page 11
© National Inst ruments Corp. 11 NI 9233 Operating Instructi ons and Specific ations freq u ency depends on th e data rate. Fig u re 5 sho ws typical passband flatness for data rates above 25.65 kS/s and less than or eq u al to 25.65 kS/s. Figure 5. T ypical Passba nd Flat ness for the NI 9233 F requency/Data Rate 0.5 0.4 0.025 0.000 –0.025 –0 ...
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National Instruments NI 9233 - page 12
NI 9233 Operating I nstruction s and Specificati ons 12 ni.com The relati ve phases of th ese signals also ha ve a freq u ency-dependent delay . The vari ation in the phase delay with freq u ency is called the phase nonlinearity . Fig u re 6 shows the phase nonlinearity for data rates abo ve 2 5.65 kS/s and less than or eq u al to 25.65 kS/s. The p ...
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National Instruments NI 9233 - page 13
© National Inst ruments Corp. 13 NI 9233 Operating Instructi ons and Specific ations Figure 6. Phase Nonlinearity of the NI 9233 0.45 0.15 4 2 0 –2 –4 0.10 0.05 0.00 0.40 0.35 0.30 0.25 0.20 Data Rate ≤ 25.65 kS/s Phase Error (Degrees) Data Rate > 25.65 kS/s F requency/Data Rate ...
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National Instruments NI 9233 - page 14
NI 9233 Operating I nstruction s and Specificati ons 14 ni.com Stopband The filter signif icantly atten u ates all signals abo ve the stop band freq u ency . The primary goal of the filter is to pre vent aliasing. Therefore, the stopband freq u ency scales precisel y with the data rate. The stopband rejection is the minim u m amo u nt of atten u at ...
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National Instruments NI 9233 - page 15
© National Inst ruments Corp. 15 NI 9233 Operating Instructi ons and Specific ations share a single ma ster timebase so u rce. Refer to the software help for information abo u t conf ig u ring the master timebase so u rce for the NI 9233. V isit ni.com/info and enter c s erie s doc for information abo u t C Series doc u mentation. The follo w ing ...
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National Instruments NI 9233 - page 16
NI 9233 Operating I nstruction s and Specificati ons 16 ni.com Note The cRIO-9151 R Series Expansion chassis does not s u pport sharing timebases between mod u les. Sleep Mode This mod u le s u pports a low-po wer sleep mode. S u pport for sleep mode at the system le vel depe nds on the chassis that the mod u le is pl u gged into. Refer to the chas ...
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National Instruments NI 9233 - page 17
© National Inst ruments Corp. 17 NI 9233 Operating Instructi ons and Specific ations Specifications The follo wing specifications a re typical for the range – 40 to 70 °C u nless otherwise noted. Input Characteristics N u mber of channels ..... ........... .......... 4 an alog inp u t channels ADC resol u tion ....... ............ ............. ...
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National Instruments NI 9233 - page 18
NI 9233 Operating I nstruction s and Specificati ons 18 ni.com Data rates 1 ( f s ) f s ≤ 25.65 kS/s .......... .............. ..... , n = 2, 3, ..., 25 f s > 25.65 kS /s .............. ........... ... , n = 2, 3 Inp u t co u pling . ........... ........... ........... . A C AC c u toff freq u ency –3 dB .............. .............. ....... ...
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National Instruments NI 9233 - page 19
© National Inst ruments Corp. 19 NI 9233 Operating Instructi ons and Specific ations AC c u toff freq u ency response Inp u t range . ............. ............ ............. . ±5 V AC v o l t a g e f u ll-scale range Minim u m ........ .............. ........... ... ±5 V pk T ypica l ... ........... ............ ............. . ±5.4 V pk Maxim ...
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National Instruments NI 9233 - page 20
NI 9233 Operating I nstruction s and Specificati ons 20 ni.com Common-mode vo ltage range (AI– to earth gro u nd) .............. .......... ±2 V max IEPE excitation c u rrent Minim u m ........ ........... ............ ..... 2.0 mA T ypica l .......... ........... .............. ..... 2.2 mA IEPE compliance voltage ........ .......... 19 V ma x ...
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National Instruments NI 9233 - page 21
© National Inst ruments Corp. 21 NI 9233 Operating Instructi ons and Specific ations Overv oltage protection (with respect to chassis gro u nd) For an IEPE se nsor connected to AI+ and AI– .... ............. .......... ±30 V For a lo w-impedance so u rce connected to AI+ and AI – . ......... – 6 to 30 V Inp u t delay ≤ 25.65 kS/s ........ ...
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National Instruments NI 9233 - page 22
NI 9233 Operating I nstruction s and Specificati ons 22 ni.com Channel-to-channel matching Gain T ypical ...... .............. ............. . 0.07 dB Maxim u m ...... ............. .......... 0.27 dB Phase ( f in in kHz) .. ........... .......... f in · 0.077° + 0.067° Passband Flatness (pk-to-pk max) f s ≤ 25.65 kS/s ......... ............. ...
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National Instruments NI 9233 - page 23
© National Inst ruments Corp. 23 NI 9233 Operating Instructi ons and Specific ations Crosstalk ( f in = 1 kHz) Paired channels (0 and 1, 2 and 3)...... .......... ........ –100 dB Nonpaired channels ...... .............. –110 dB CMRR ( f in ≤ 1 kHz) Minim u m .......... ............ ............. . 44 dB T ypica l ... ........... ........... ...
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National Instruments NI 9233 - page 24
NI 9233 Operating I nstruction s and Specificati ons 24 ni.com T otal harmonic distortion (THD) Intermod u lation distortion (–1 dBFS) DIN 250 Hz/8 kHz 4:1 amplit u de ratio ......... ............ –80 dB CCIF 11 kHz/12 kHz 1:1 amplit u de ratio ......... ............ –93 dB MTBF .......... ........... ............ ........... ... 397,465 ho u ...
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National Instruments NI 9233 - page 25
© National Inst ruments Corp. 25 NI 9233 Operating Instructi ons and Specific ations Power Requirements Power cons u mption fr om chassis Active mode .............. ............ ..... 620 mW max Sleep mode .......... ........... ......... ... 0.5 mW max Thermal dissipation (at 70 °C) Active mode .............. ............ ..... 640 mW max Sleep ...
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National Instruments NI 9233 - page 26
NI 9233 Operating I nstruction s and Specificati ons 26 ni.com Hazardous Locations U.S. (UL) .......... ........... ........... .......... Cla ss I, Division 2, Gro u ps A, B, C, D, T4; Class I, Zone 2, AEx nC IIC T4 Canada (C-UL) .......... ............. .......... Class I, Division 2, Gro u ps A, B, C, D, T4; Class I, Zone 2, Ex nC IIC T4 E u rop ...
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National Instruments NI 9233 - page 27
© National Inst ruments Corp. 27 NI 9233 Operating Instructi ons and Specific ations Electromagnetic Compatibility This prod u ct meets the req u irements of the follo wing EMC standards for electrical eq u ipment for meas u rement, control, and laboratory u se: • EN 61326 (IEC 61326): Class A emissions; Ind u st rial imm u nity • EN 55011 (CI ...
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National Instruments NI 9233 - page 28
NI 9233 Operating I nstruction s and Specificati ons 28 ni.com CE Compliance This prod u ct meets the essent ial req u irem ents of app licable E u ropean Directi ves as follows: • 2006/95/EC; Low-V oltage Directi ve (safety) • 2004/108/EC; Electromagneti c Compatibility Directive (EMC) Online Product Certification Refer to th e prod u ct Decla ...
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National Instruments NI 9233 - page 29
© National Inst ruments Corp. 29 NI 9233 Operating Instructi ons and Specific ations Operating shock (IEC 60068-2-27)........... ........... ........ 30 g, 11 ms half sine, 50 g, 3 ms half sine, 18 shocks at 6 orientations Environmental National Instr u ments C Series mod u les are intend ed for indoor u se only b u t may be u sed o u tdoors if in ...
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National Instruments NI 9233 - page 30
NI 9233 Operating I nstruction s and Specificati ons 30 ni.com Maxim u m altit u de.......... ......... .......... 2,000 m Poll u tion Degree (IEC 60664) .......... 2 Environmental Mana gement NI is committed to designing and man u fact u ring prod u cts in an en vironmentally responsibl e manner . NI recognizes that eliminating ce rtain hazardo u ...
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National Instruments NI 9233 - page 31
© National Inst ruments Corp. 31 NI 9233 Operating Instructi ons and Specific ations Calibration Yo u can obtain the calibration cert ificate and information abo u t calibration services for the NI 9233 at ni.com/calibration . Calibration interval ............... ............ 1 ye ar ⬉ᄤֵᙃѻક∵ᶧࠊㅵ⧚ࡲ⊩ ˄Ё RoHS ˅ Ё? ...
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National Instruments NI 9233 - page 32
NI 9233 Operating I nstruction s and Specificati ons 32 ni.com Where to Go for Support The National Instr u ments W eb site is yo u r complete reso u rce for technical s u pport. At ni.com/ s upport yo u have access to ev erything from tro u bleshooting and applic ation dev elopment self-help reso u rces to email and phone assistance from NI Applic ...
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National Instruments NI 9233 - page 33
© National Inst ruments Corp. 33 NI 9233 Operating Instructi ons and Specific ations Korea 82 02 3451 3400, Lebanon 961 (0) 1 33 28 28, Malaysia 1800 887710, Mexico 01 800 010 0793, Netherlands 31 (0) 348 433 466, New Zealand 0800 553 322, Norway 47 (0) 66 90 76 60, Poland 48 22 3390150, Port u gal 351 210 311 210, R u ssia 7 495 783 6851, Singapo ...
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National Instruments NI 9233 - page 34
© 2004–2008 Nati onal Instruments Corp. All rights reserved. 373784F-01 Sep08 National Instruments, NI, n i.com, and LabVIEW are trademarks of National Instrument s Corporation. Refer to the Terms of Use section on ni.com/legal for more information about National Instruments trademarks. Other product and company names ment ioned herein are trade ...
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