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OPERATING INSTRUCTIONS AND SPECIFICATIONS

NI 9225E

3-Channel, 300 V

rms

, 24-Bit, Simultaneous,

Channel-to-Channel Isolated Analog Input Module

Содержание NI 9225E

Страница 1: ...OPERATING INSTRUCTIONS AND SPECIFICATIONS NI 9225E 3 Channel 300 Vrms 24 Bit Simultaneous Channel to Channel Isolated Analog Input Module...

Страница 2: ...For information about installing configuring and programming the system refer to the system documentation Visit ni com info and enter cseriesdoc for information about C Series documentation Caution N...

Страница 3: ...225E Operating Instructions and Specifications NI 9225E Dimensions The following figure shows the dimensions of the NI 9225E Figure 1 NI 9225E Dimensions in Millimeters Inches 73 4 2 89 0 0 0 00 26 7...

Страница 4: ...Connecting the NI 9225E The NI 9225E has three 2 terminal detachable screw terminal connectors that provide connections for three simultaneously sampled isolated analog input channels Figure 2 NI 922...

Страница 5: ...tween the signal source and the NI 9225E make sure the voltage on the AI and AI connections are in the channel to earth safety voltage range to ensure proper operation of the NI 9225E Refer to the Spe...

Страница 6: ...nstructions and Specifications 6 ni com Figure 3 Connecting a Grounded Signal Source to the NI 9225E Figure 4 Connecting a Floating Signal Source to the NI 9225E NI 9225E Signal Source AI AI NI 9225E...

Страница 7: ...each channel is conditioned buffered and then sampled by a 24 bit Delta Sigma ADC Each channel provides an independent signal path and ADC enabling you to sample all three channels simultaneously Refe...

Страница 8: ...thin the passband as quantified primarily by passband flatness and phase nonlinearity All signals that appear in the alias free bandwidth are either unaliased signals or signals that have been filtere...

Страница 9: ...ational Instruments Corp 9 NI 9225E Operating Instructions and Specifications Figure 6 Typical Passband Response of the NI 9225E Frequency Data Rate 0 5 0 4 0 025 0 000 0 025 0 050 0 3 0 2 0 1 0 Gain...

Страница 10: ...ee bandwidth of the NI 9225E is not an aliased artifact of signals at a higher frequency The alias free bandwidth is defined by the ability of the filter to reject frequencies above the stopband frequ...

Страница 11: ...9225E fs where n is any integer from 1 to 31 However the data rate must remain within the appropriate data rate range Refer to the Specifications section for more information about the data rate range...

Страница 12: ...mode If the chassis supports sleep mode refer to the software help for information about enabling sleep mode Visit ni com info and enter cseriesdoc for information about C Series documentation Typical...

Страница 13: ...tages are relative to the AI signal on each channel unless otherwise noted Input Characteristics Number of channels 3 analog input channels ADC resolution 24 bits Type of ADC Delta Sigma with analog p...

Страница 14: ...a rates1 fs n 1 2 31 Operating voltage ranges Minimum 294 Vrms Typical 300 Vrms Typical scaling coefficient 50 66 V LSB Overvoltage protection 450 VDC Input coupling DC Input impedance AI to AI 1 M 1...

Страница 15: ...ift 970 V C Post calibration gain match ch to ch 20 kHz 0 25 dB max Measurement Conditions Percent of Reading Gain Error Percent of Range Offset Error Calibrated max 40 to 70 C 0 23 0 05 Calibrated ty...

Страница 16: ...Module to module max 0 035 kHz 360 fin fM Phase linearity fs 50 kS s 0 22 max Input delay 38 4 fs 3 s Passband Frequency 0 453 fs Flatness fs 50 kS s 100 mdB max Stopband Frequency 0 547 fs Rejection...

Страница 17: ...urs at 25 C Bellcore Issue 2 Method 1 Case 3 Limited Part Stress Method Note Contact NI for Bellcore MTBF specifications at other temperatures or for MIL HDBK 217F specifications Power Requirements Po...

Страница 18: ...ry towel Screw terminal wiring 16 to 28 AWG copper conductor wire with 7 mm 0 28 in of insulation stripped from the end Torque for screw terminals 0 22 to 0 25 N m 1 95 to 2 21 lb in Ferrules 0 25 mm2...

Страница 19: ...surement Category II Double insulation Withstand 2 300 Vrms verified by a 5 s dielectric withstand test Measurement Category II is for measurements performed on circuits directly connected to the elec...

Страница 20: ...1 EN 61010 1 UL 61010 1 CSA 61010 1 Note For UL and other safety certifications refer to the product label or the Online Product Certification section Online Product Certification Refer to the product...

Страница 21: ...table enclosure Refer to the manual for the chassis you are using for more information about meeting these specifications Operating temperature IEC 60068 2 1 IEC 60068 2 2 40 to 85 C Storage temperatu...

Страница 22: ...ional environmental information refer to the NI and the Environment Web page at ni com environment This page contains the environmental regulations and directives with which NI complies as well as oth...

Страница 23: ...n the calibration certificate and information about calibration services for the NI 9225E at ni com calibration Calibration interval 1 year RoHS National Instruments RoHS National Instruments RoHS ni...

Страница 24: ...nal Instruments also has offices located around the world to help address your support needs For telephone support in the United States create your service request at ni com support and follow the cal...

Страница 25: ...nts products refer to the appropriate location Help Patents in your software the patents txt file on your media or ni com patents Korea 82 02 3451 3400 Lebanon 961 0 1 33 28 28 Malaysia 1800 887710 Me...