National Instruments 9225 Operating Instructions And Specifications
National Instruments 9225 Operating Instructions And Specifications

National Instruments 9225 Operating Instructions And Specifications

3-channel, 300 vrms, 24-bit simultaneous, channel-to-channel isolated analog input module
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  • Page 1 (217) 352-9330 | Click HERE Find the National Instruments NI 9225 at our website:...
  • Page 2 OPERATING INSTRUCTIONS AND SPECIFICATIONS NI 9225 3-Channel, 300 V , 24-Bit Simultaneous, Channel-to-Channel Isolated Analog Input Module Français Deutsch ni.com/manuals Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 3: Related Information

    This document describes how to use the National Instruments 9225 and includes specifications and pin assignments for the NI 9225. The safety guidelines and specifications in this Note document are specific to the NI 9225. The other components in the system might not meet the same safety ratings and specifications.
  • Page 4: Safety Guidelines For Hazardous Voltages

    A hazardous voltage is a voltage greater than 42.4 V or 60 VDC to earth ground. NI 9225 Operating Instructions and Specifications | © National Instruments | 3 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 5 You must use the NI 9971 connector backshell kit to ensure that the terminals are not accessible. 4 | ni.com | NI 9225 Operating Instructions and Specifications Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 6 Figure 1 shows the NI 9971 connector backshell. Figure 1. NI 9971 Connector Backshell NI 9225 Operating Instructions and Specifications | © National Instruments | 5 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 7: Safety Guidelines For Hazardous Locations

    Safety Guidelines for Hazardous Locations The NI 9225 is suitable for use in Class I, Division 2, Groups A, B, C, D, T4 hazardous locations; Class I, Zone 2, AEx nA IIC T4, and Ex nA IIC T4 hazardous locations; and nonhazardous locations only.
  • Page 8: Special Conditions For Marine Applications

    NI 9225 Operating Instructions and Specifications | © National Instruments | 7 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 9: Connecting The Ni 9225

    Figure 2. NI 9225 Terminal Assignments AI0+ AI0– AI1+ AI1– AI2+ AI2– 8 | ni.com | NI 9225 Operating Instructions and Specifications Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 10 You can connect ground-referenced or floating signal sources to the NI 9225. Connect the positive signal of the signal source to the AI+ terminal, and connect the negative signal of the signal source to the AI- terminal. If you make a ground-referenced connection...
  • Page 11 Refer to Figures 3 and 4 for illustrations of how to connect grounded and floating signal sources to the NI 9225. Figure 3. Connecting a Grounded Signal Source to the NI 9225 Signal Source – AI– NI 9225 Figure 4. Connecting a Floating Signal Source to the NI 9225...
  • Page 12 Figure 5. Input Circuitry for One Channel of the NI 9225 Overvoltage Protection AI– Amplifier Prefilter NI 9225 NI 9225 Operating Instructions and Specifications | © National Instruments | 11 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 13: Wiring For High-Vibration Applications

    Refer to Figure 1 for an illustration of the NI 9971 connector backshell. Figure 6. 2-Terminal Detachable Screw-Terminal Connector with Ferrule 12 | ni.com | NI 9225 Operating Instructions and Specifications Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 14: Understanding Ni 9225 Filtering

    The small amount of variation in gain with respect to frequency is called the passband flatness. The digital filters of the NI 9225 adjust the frequency range of the passband to match the data rate. Therefore, the amount of gain or attenuation at a given frequency depends on the data rate.
  • Page 15 Figure 7. Typical Passband Response of the NI 9225 0.025 0.000 –0.025 –0.050 Frequency/Data Rate (Hz) 14 | ni.com | NI 9225 Operating Instructions and Specifications Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 16: Alias-Free Bandwidth

    12.8 MHz, but the module also can accept an external master timebase or export its own master timebase. To synchronize the data rate of an NI 9225 with other modules that use master timebases to control sampling, all of the modules must NI 9225 Operating Instructions and Specifications | ©...
  • Page 17 16.667 kS/s, and so on down to 1.613 kS/s, depending on the value of n. When using an external timebase with a frequency other than 12.8 MHz, the NI 9225 has a different set of data rates. The cRIO-9151 R Series Expansion chassis does Note not support sharing timebases between modules.
  • Page 18: Sleep Mode

    Refer to the Specifications section for more information about power consumption and thermal dissipation. NI 9225 Operating Instructions and Specifications | © National Instruments | 17 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 19: Specifications

    Accuracy........±100 ppm max Data rate range (f ) using internal master timebase Minimum........1.613 kS/s Maximum ........50 kS/s 18 | ni.com | NI 9225 Operating Instructions and Specifications Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 20 Refer to the Safety Guidelines section for more information about safe operating voltages. NI 9225 Operating Instructions and Specifications | © National Instruments | 19 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 21 Gain drift ........±10 ppm/°C Offset drift ........±970 µV/°C Post calibration gain match (ch-to-ch, 20 kHz)......±0.25 dB max 20 | ni.com | NI 9225 Operating Instructions and Specifications Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 22 = 50 kS/s)..24.56 kHz CMRR (f = 60 Hz)......104 dB SFDR (1 kHz, -60 dBFS)....128 dBFS NI 9225 Operating Instructions and Specifications | © National Instruments | 21 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 23: Power Requirements

    Thermal dissipation (at 70 °C) Active mode ....... 760 mW max Sleep mode ......... 265 mW max 22 | ni.com | NI 9225 Operating Instructions and Specifications Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 24: Physical Characteristics

    Connect only voltages that are within the following limits. AI+ to AI- ......... 300 V NI 9225 Operating Instructions and Specifications | © National Instruments | 23 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 25 This category refers to local-level electrical distribution, such as that provided by a standard wall outlet, for example, 115 V for U.S. or 230 V for Europe. Do not connect the NI 9225 to signals or use Caution for measurements within Measurement Categories III or 24 | ni.com | NI 9225 Operating Instructions and Specifications...
  • Page 26: Safety Standards

    Canada (C-UL) ......... Class I, Division 2, Groups A, B, C, D, T4; Class I, Zone 2, Ex nA IIC T4 NI 9225 Operating Instructions and Specifications | © National Instruments | 25 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 27 (IEC 60068-2-56)......5 to 95% RH, noncondensing Maximum altitude......2,000 m Pollution Degree (IEC 60664) ..2 26 | ni.com | NI 9225 Operating Instructions and Specifications Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 28: Shock And Vibration

    EN 55011 Emissions; Group 1, Class A • CE, C-Tick, ICES, and FCC Part 15 Emissions; Class A NI 9225 Operating Instructions and Specifications | © National Instruments | 27 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 29: Environmental Management

    NI recognizes that eliminating certain hazardous substances from our products is beneficial to the environment and to NI customers. 28 | ni.com | NI 9225 Operating Instructions and Specifications Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 30: Waste Electrical And Electronic Equipment (Weee)

    (RoHS) National Instruments RoHS (For information ni.com/environment/rohs_china about China RoHS compliance, go to ni.com/ environment/rohs_china NI 9225 Operating Instructions and Specifications | © National Instruments | 29 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 31: Worldwide Support And Services

    Council of the European Communities using the manufacturer’s declaration of conformity. This system affords the user protection for electromagnetic compatibility (EMC) and 30 | ni.com | NI 9225 Operating Instructions and Specifications Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 32 NI 9225 Operating Instructions and Specifications | © National Instruments | 31 Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com...
  • Page 33 For patents covering National Instruments products/technology, refer to the appropriate location: Help»Patents in your software, the patents.txt file on your media, or the National Instruments Patent Notice at ni.com/patents . You can find information about end-user license agreements (EULAs) and third-party legal notices in the readme file for your NI product.

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