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National Instruments NI 9229 Operating Instructions Manual

Manual is about: National Instruments Analog Input Module Operating Instructions and Specifications

Summary of NI 9229

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    Operating instructions and specifications ni 9229/9239 4-channel, ±60/±10 v, 24-bit simultaneous, channel-to-channel isolated analog input modules ni.Com/manuals deutsch français.

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    Ni 9229/9239 2 ni.Com this doc u ment describes how to u se the national instr u ments 9229 and national instr u ments 9239 and incl u des specifications and terminal assignments. In this doc u ment, the ni 9229 and ni 9239 are referred to incl u sively as the ni 9229/9239. Visit ni.Com/info and ent...

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    © national instruments corp. 3 ni 9229/9239 safety guidelines operate the ni 9229/9239 only as described in these operating instr u ctions. Hot surface this icon denotes that the component may be hot. To u ching this component may res u lt in bodily inj u ry. Safety guidelines for hazardous voltages...

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    Ni 9229/9239 4 ni.Com caution when mod u le terminals are hazardo u s voltage live (>42.4v pk /60 vdc), yo u m u st ens u re that devices and circ u its connected to the mod u le are properly ins u lated from h u man contact. Yo u m u st u se the ni 9971 connector backshell kit to ens u re that the ...

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    © national instruments corp. 5 ni 9229/9239 safety guidelines for hazardous locations the ni 9229/9239 is s u itable for u se in class i, division 2, gro u ps a, b, c, d, t4 hazardo u s locations; class i, zone 2, aex na iic t4, and ex na iic t4 hazardo u s locations; and nonhazardo u s locations on...

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    Ni 9229/9239 6 ni.Com caution for zone 2 applications, install a protection device between the inp u t signal and the ni 9229/9239 inp u t terminal. The device m u st prevent the inp u t channel-to-com voltage from exceeding 85 v if there is a transient overvoltage condition. Caution for zone 2 appl...

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    © national instruments corp. 7 ni 9229/9239 special conditions for marine applications some mod u les are lloyd’s register (lr) type approved for marine applications. To verify lloyd’s register certification, go to ni.Com/certification and search for the lr certificate, or look for the lloyd’s regis...

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    Ni 9229/9239 8 ni.Com connecting the ni 9229/9239 the ni 9229/9239 provides connections for fo u r sim u ltaneo u sly sampled, isolated analog inp u t channels. Figure 2. Ni 9229/9239 terminal assignments ai0+ ai0– ai1+ ai1– ai2+ ai2– ai3+ ai3– 0 1 0 1 0 1 0 1.

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    © national instruments corp. 9 ni 9229/9239 the ni 9229/9239 has fo u r 2-terminal detachable screw-terminal connectors. Note yo u m u st u se 2-wire ferr u les to create a sec u re connection when connecting more than one wire to a single terminal on the ni 9229/9239. Yo u can connect gro u nd-refe...

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    Ni 9229/9239 10 ni.Com figure 3. Connecting a grounded signal source to the ni 9229/9239 figure 4. Connecting a floating signal source to the ni 9229/9239 ni 9229/9239 signal source ai– + – ai+ ni 9229/9239 signal source ai– + – ai+.

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    © national instruments corp. 11 ni 9229/9239 the ni 9229/9239 analog inp u t channels are floating with respect to earth gro u nd and each other. The incoming analog signal on each channel is conditioned, b u ffered, and then sampled by a 24-bit delta-sigma adc. Each channel provides an independent ...

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    Ni 9229/9239 12 ni.Com wiring for high-vibration applications if an application is s u bject to high vibration, national instr u ments recommends that yo u either u se ferr u les to terminate wires to the detachable screw-terminal connector or u se the ni 9971 backshell kit to protect the connection...

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    © national instruments corp. 13 ni 9229/9239 understanding ni 9229/9239 filtering the ni 9229/9239 u ses a combination of analog and digital filtering to provide an acc u rate representation of in-band signals while rejecting o u t-of-band signals. The filters discriminate between signals based on t...

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    Ni 9229/9239 14 ni.Com figure 7. Typical passband flatness for the ni 9229/9239 frequency/data rate 0.5 0.4 0.025 0.000 –0.025 –0.050 0.3 0.2 0.1 0 gain (db).

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    © national instruments corp. 15 ni 9229/9239 stopband the filter significantly atten u ates all signals above the stopband freq u ency. The primary goal of the filter is to prevent aliasing. Therefore, the stopband freq u ency scales precisely with the data rate. The stopband rejection is the minim ...

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    Ni 9229/9239 16 ni.Com the mod u les m u st share a single master timebase so u rce. Refer to the software help for information abo u t config u ring the master timebase so u rce for the ni 9229/9239. Visit ni.Com/info and enter c s erie s doc for information abo u t c series doc u mentation. The fo...

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    © national instruments corp. 17 ni 9229/9239 sleep mode this mod u le s u pports a low-power sleep mode. S u pport for sleep mode at the system level depends on the chassis that the mod u le is pl u gged into. Refer to the chassis man u al for information abo u t s u pport for sleep mode. If the cha...

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    Ni 9229/9239 18 ni.Com specifications the following specifications are typical for the range –40 to 70 °c u nless otherwise noted. All voltages are relative to the ai– signal on each channel u nless otherwise noted. The specifications are the same for the ni 9229 and the ni 9239 u nless otherwise no...

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    © national instruments corp. 19 ni 9229/9239 data rate range ( f s ) u sing external master timebase minim u m.................................... 390.625 s/s maxim u m ................................... 51.2 ks/s data rates 1 ( f s ) ................................... , n = 1, 2, …, 31 inp u t vo...

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    Ni 9229/9239 20 ni.Com acc u racy, ni 9229 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...

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    © national instruments corp. 21 ni 9229/9239 acc u racy, ni 9239 inp u t noise ni 9229....................................... 320 μ v rms ni 9239....................................... 70 μ v rms stability gain drift .................................... ±5 ppm/°c offset drift ni 9229 ..................

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    Ni 9229/9239 22 ni.Com post calibration gain match (ch-to-ch, 20 khz)............................. 0.22 db max crosstalk (1 khz).............................. –130 db phase mismatch (ch-to-ch) ni 9229....................................... 0.045°/khz max ni 9239.........................................

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    © national instruments corp. 23 ni 9229/9239 alias-free bandwidth ........................ 0.453 · f s –3 db prefilter bandwidth ( f s = 50 ks/s)...................................... 24.56 khz cmrr ( f in = 60 hz) ni 9229....................................... 116 db ni 9239...........................

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    Ni 9229/9239 24 ni.Com power requirements power cons u mption 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 ....................

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    © national instruments corp. 25 ni 9229/9239 safety safety voltages connect only voltages that are within the following limits. Channel-to-earth gro u nd isolation contin u o u s ................................. 250 v rms , meas u rement category ii withstand.................................... 2,3...

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    Ni 9229/9239 26 ni.Com meas u rement category i is for meas u rements performed on circ u its not directly connected to the electrical distrib u tion system referred to as mains voltage. Mains is a hazardo u s live electrical s u pply system that powers eq u ipment. This category is for meas u remen...

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    © national instruments corp. 27 ni 9229/9239 safety standards this prod u ct is designed to meet the req u irements of the following standards of safety for electrical eq u ipment for meas u rement, control, and laboratory u se: • iec 61010-1, en 61010-1 • ul 61010-1, csa 61010-1 note for ul and oth...

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    Ni 9229/9239 28 ni.Com environmental national instr u ments c series mod u les are intended for indoor u se only b u t may be u sed o u tdoors if installed in a s u itable enclos u re. Refer to the man u al for the chassis yo u are u sing for more information abo u t meeting these specifications. Op...

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    © national instruments corp. 29 ni 9229/9239 shock and vibration to meet these specifications, yo u m u st panel mo u nt the system and either affix ferr u les to the ends of the terminal wires or u se the ni 9971 backshell kit to protect the connections. Operating vibration random (iec 60068-2-64)....

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    Ni 9229/9239 30 ni.Com note for emc compliance, operate this device with shielded cabling. Ce compliance this prod u ct meets the essential req u irements of applicable e u ropean directives, as amended for ce marking, as follows: • 2006/95/ec; low-voltage directive (safety) • 2004/108/ec; electroma...

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    © national instruments corp. 31 ni 9229/9239 for additional environmental information, refer to the ni and the environment web page at ni.Com/environment . This page contains the environmental reg u lations and directives with which ni complies, as well as other environmental information not incl u ...

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    Ni 9229/9239 32 ni.Com calibration yo u can obtain the calibration certificate and information abo u t calibration services for the ni 9229/9239 at ni.Com/ calibration . Calibration interval ........................... 1 year where to go for support the national instr u ments web site is yo u r comp...

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    © national instruments corp. 33 ni 9229/9239 a u stralia 1800 300 800, a u stria 43 662 457990-0, belgi u m 32 (0) 2 757 0020, brazil 55 11 3262 3599, canada 800 433 3488, china 86 21 5050 9800, czech rep u blic 420 224 235 774, denmark 45 45 76 26 00, finland 358 (0) 9 725 72511, france 01 57 66 24...

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    © 2007–2008 national instruments corp. All rights reserved. 374184e-01 jul08 national instruments, ni, ni.Com, and labview are trademarks of national instruments corporation. Refer to the terms of use section on ni.Com/legal for more information about national instruments trademarks. Other product a...