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National Instruments NI 9229E Operating Instructions Manual

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

Summary of NI 9229E

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

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    Ni 9229e/9239e 2 ni.Com this document describes how to use the national instruments 9229e and national instruments 9239e and includes dimensions, terminal assignments, and specifications. In this document, the ni 9229e and ni 9239e are referred to inclusively as the ni 9229e/9239e. Visit ni.Com/info...

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    © national instruments corp. 3 ni 9229e/9239e ni 9229e/9239e dimensions the following figure shows the dimensions of the ni 9229e/9239e. Figure 1. Ni 9229e/9239e dimensions in millimeters (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).

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    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 9229e/9239e 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. 5 ni 9229e/9239e the ni 9229e /9239e has four 2-terminal detachable screw-terminal connectors. Note you must use 2-wire ferrules to create a secure connection when connecting more than one wire to a single terminal on the ni 9229e /9239e. You can connect ground-reference...

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    Ni 9229e/9239e 6 ni.Com figure 3. Connecting a grounded signal source to the ni 9229e/9239e figure 4. Connecting a floating signal source to the ni 9229e/9239e ni 9229e/9239e signal source ai– + – ai+ ni 9229e/9239e signal source ai– + – ai+.

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    © national instruments corp. 7 ni 9229e/9239e the ni 9229e/9239e analog input channels are floating with respect to earth ground and each other. The incoming analog signal on each channel is conditioned, buffered, and then sampled by a 24-bit delta-sigma adc. Each channel provides an independent sig...

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    Ni 9229e/9239e 8 ni.Com understanding ni 9229e/9239e filtering the ni 9229e/9239e uses a combination of analog and digital filtering to provide an accurate representation of in-band signals while rejecting out-of-band signals. The filters discriminate between signals based on the frequency range, or...

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    © national instruments corp. 9 ni 9229e/9239e figure 6. Typical passband flatness for the ni 9229e/9239e 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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    Ni 9229e/9239e 10 ni.Com stopband the filter significantly attenuates all signals above the stopband frequency. The primary goal of the filter is to prevent aliasing. Therefore, the stopband frequency scales precisely with the data rate. The stopband rejection is the minimum amount of attenuation ap...

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    © national instruments corp. 11 ni 9229e/9239e to control sampling, all of the modules must share a single master timebase source. Refer to the software help for information about configuring the master timebase source for the ni 9229e/9239e. Visit ni.Com/info and enter cseriesdoc for information ab...

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    Ni 9229e/9239e 12 ni.Com sleep mode this module supports a low-power sleep mode. Support for sleep mode at the system level depends on the chassis that the module is plugged into. Refer to the chassis manual for information about support for sleep mode. If the chassis supports sleep mode, refer to t...

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    © national instruments corp. 13 ni 9229e/9239e specifications the following specifications are typical for the range –40 to 85 °c internal to any enclosures unless otherwise noted. All voltages are relative to the ai– signal on each channel unless otherwise noted. The specifications are the same for...

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    Ni 9229e/9239e 14 ni.Com data rate range ( f s ) using external master 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–) ov...

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    © national instruments 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% uncalibrate...

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    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/...

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    © national instruments corp. 17 ni 9229e/9239e post calibration gain match (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 ................

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    Ni 9229e/9239e 18 ni.Com 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 9229e .................................... 116 db ni 9239e .................................... 126 db...

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    © national instruments 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 ...

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    Ni 9229e/9239e 20 ni.Com torque for screw terminals ............... 0.22 to 0.25 n · m (1.95 to 2.21 lb · in.) ferrules ............................................. 0.25 mm 2 to 0.5 mm 2 weight............................................... 50 g (1.8 oz) safety isolation voltages connect only volta...

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    © national instruments corp. 21 ni 9229e/9239e measurement category ii is for measurements performed on circuits directly connected to the electrical distribution system. This category refers to local-level electrical distribution, such as that provided by a standard wall outlet, for example, 115 v ...

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    Ni 9229e/9239e 22 ni.Com online product certification refer to the product declaration of conformity (doc) for additional regulatory compliance information. To obtain product certifications and the doc for this product, visit ni.Com/ certification , search by module number or product line, and click...

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    © national instruments corp. 23 ni 9229e/9239e maximum altitude............................. 2,000 m pollution degree (iec 60664) .......... 2 environmental management national instruments is committed to designing and manufacturing products in an environmentally responsible manner. Ni recognizes th...

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    Ni 9229e/9239e 24 ni.Com calibration you can obtain the calibration certificate 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೑⬉ᄤֵᙃ ѻકЁ䰤ࠊՓ⫼ᶤѯ᳝ᆇ⠽...

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    © national instruments corp. 25 ni 9229e/9239e where to go for support the national instruments web site is your complete resource for technical support. At ni.Com/support you have access to everything from troubleshooting and application development self-help resources to email and phone assistance...

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    © 2008 national instruments corp. All rights reserved. 372666a-01 nov08 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 and co...