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NI 9225 Operating Instructions and Specifications

This document describes how to use the National Instruments 9225 
and includes specifications and pin assignments for the NI 9225. 

Note

The safety guidelines and specifications in this 

document are specific to the NI 9225. The other 
components in the system might not meet the same safety 

ratings and specifications. Refer to the documentation for 
each component in the system to determine the safety 
ratings and specifications for the entire system.

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Summary of Contents for 9225

Page 1: ...derutilized and idle equipment along with credit for buybacks and trade ins Custom engineering so your equipment works exactly as you specify Critical and expedited services Leasing Rentals Demos In s...

Page 2: ...CIFICATIONS NI 9225 3 Channel 300 Vrms 24 Bit Simultaneous Channel to Channel Isolated Analog Input Module ni com manuals Deutsch Fran ais Artisan Technology Group Quality Instrumentation Guaranteed 8...

Page 3: ...in the system might not meet the same safety ratings and specifications Refer to the documentation for each component in the system to determine the safety ratings and specifications for the entire sy...

Page 4: ...aution Do not operate the NI 9242 in a manner not specified in this manual Product misuse can result in a hazard You can compromise the safety protection built into the product if the product is damag...

Page 5: ...Caution Make sure that devices and circuits connected to the module are properly insulated from human contact Caution When module terminals are hazardous voltage LIVE 42 4 Vpk 60 VDC you must ensure t...

Page 6: ...ctions and Specifications National Instruments 5 Figure 1 shows the NI 9971 connector backshell Figure 1 NI 9971 Connector Backshell Artisan Technology Group Quality Instrumentation Guaranteed 888 88...

Page 7: ...owing these guidelines may result in serious injury or death Caution Do not disconnect I O side wires or connectors unless power has been switched off or the area is known to be nonhazardous Caution D...

Page 8: ...s Register mark on the module Caution To meet radio frequency emission requirements for marine applications use shielded cables and install the system in a metal enclosure Suppression ferrites must b...

Page 9: ...2 terminal detachable screw terminal connectors that provide connections for three simultaneously sampled isolated analog input channels Figure 2 NI 9225 Terminal Assignments AI0 AI0 AI1 AI1 AI2 AI2...

Page 10: ...ction between the signal source and the NI 9225 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 9225 Refer to t...

Page 11: ...grounded and floating signal sources to the NI 9225 Figure 3 Connecting a Grounded Signal Source to the NI 9225 Figure 4 Connecting a Floating Signal Source to the NI 9225 NI 9225 Signal Source AI AI...

Page 12: ...mpled by a 24 bit Delta Sigma ADC Each channel provides an independent signal path and ADC enabling you to sample all three channels simultaneously Refer to Figure 5 for an illustration of the circuit...

Page 13: ...terminate wires to the detachable screw terminal connector or use the NI 9971 backshell kit to protect the connections Refer to Figure 6 for an illustration of using ferrules Refer to Figure 1 for an...

Page 14: ...ly by passband flatness and phase nonlinearity All signals that appear in the alias free bandwidth are either unaliased signals or signals that have been filtered by at least the amount of the stopban...

Page 15: ...s and Specifications Figure 7 Typical Passband Response of the NI 9225 Frequency Data Rate Hz 0 5 0 4 0 025 0 000 0 025 0 050 0 3 0 2 0 1 0 Gain dB Artisan Technology Group Quality Instrumentation Gua...

Page 16: ...d 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 frequency and equals the data rate minus the stopb...

Page 17: ...ate must remain within the appropriate data rate range Refer to the Specifications section for more information about the data rate range When using the internal master timebase of 12 8 MHz the result...

Page 18: ...refer to the software help for information about enabling sleep mode Visit ni com info and enter cseriesdoc for information about C Series documentation Typically when a system is in sleep mode you ca...

Page 19: ...ss otherwise noted Input Characteristics Number of channels 3 analog input channels ADC resolution 24 bits Type of ADC Delta Sigma with analog prefiltering Sampling mode Simultaneous Internal master t...

Page 20: ...ical scaling coefficient 50 66 V LSB Overvoltage protection 450 VDC Input coupling DC Input impedance AI to AI 1 M 1 The data rate must remain within the appropriate data rate range Refer to the Under...

Page 21: ...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 typ 25 C 5 C 0 05 0 008 Calibrated max 25 C 15 C 0 084 0 01...

Page 22: ...ase linearity fs 50 kS s 0 22 max Input delay 40 fs 3 6 s Passband Frequency 0 453 fs Flatness fs 50 kS s 100 mdB max Stopband Frequency 0 547 fs Rejection 100 dB Alias free bandwidth 0 453 fs 3 dB ba...

Page 23: ...Stress Method Note Contact NI for Bellcore MTBF specifications at other temperatures or for MIL HDBK 217F specifications Power Requirements Power consumption from chassis Active mode 495 mW max Sleep...

Page 24: ...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 to 0 5 mm2 Weight 141 g 5 0 oz Safety M...

Page 25: ...5 s dielectric withstand test Measurement Category II is for measurements performed on circuits directly connected to the electrical distribution system This category refers to local level electrical...

Page 26: ...CSA 61010 1 Note For UL and other safety certifications refer to the product label or visit ni com certification search for the module number or product line and click the appropriate link in the Cer...

Page 27: ...more information about meeting these specifications Operating temperature IEC 60068 2 1 IEC 60068 2 2 40 to 70 C Storage temperature IEC 60068 2 1 IEC 60068 2 2 40 to 85 C Ingress protection IP 40 Op...

Page 28: ...soidal IEC 60068 2 6 5 g 10 to 500 Hz Operating shock IEC 60068 2 27 30 g 11 ms half sine 50 g 3 ms half sine 18 shocks at 6 orientations Electromagnetic Compatibility This product is designed to meet...

Page 29: ...nformity DoC for this product for any additional regulatory compliance information To obtain the DoC for this product visit ni com certification search by module number or product line and click the a...

Page 30: ...onic Equipment WEEE EU Customers At the end of the product life cycle all products must be sent to a WEEE recycling center For more information about WEEE recycling centers National Instruments WEEE i...

Page 31: ...phone assistance from NI Application Engineers Visit ni com services for NI Factory Installation Services repairs extended warranty and other services Visit ni com register to register your National I...

Page 32: ...c Expressway Austin Texas 78759 3504 National Instruments also has offices located around the world For telephone support in the United States create your service request at ni com support or dial 1 8...

Page 33: ...cense agreements EULAs and third party legal notices in the readme file for your NI product Refer to the Export Compliance Information at ni com legal export compliance for the National Instruments gl...

Page 34: ...uipment Have surplus equipment taking up shelf space We ll give it a new home Learn more Visit us at artisantg com for more info on price quotes drivers technical specifications manuals and documentat...

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