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Figure 3.

 Connecting a Grounded Signal Source

NI 9232

AI+

AI–


Signal 

Source

Common

Mode

Voltage

 

 

Figure 4.

 Connecting a Floating Signal Source

NI 9232

AI+

AI–


Signal 

Source

Integrated Electronic Piezoelectric (IEPE) Sensors

The NI 9232 provides an IEPE excitation current for each
channel to measure the IEPE sensors. Typical IEPE sensors have

NI 9232 Getting Started Guide

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© National Instruments

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15

Содержание NI-9232

Страница 1: ...GETTING STARTED GUIDE NI 9232 3 AI 30 V 24 Bit 102 4 kS s ch Simultaneous...

Страница 2: ...the NI 9232 The other components in the system might not meet the same safety ratings Refer to the documentation for each component in the system to determine the safety and EMC ratings for the entir...

Страница 3: ...I is for measurements performed on circuits not directly connected to the electrical distribution system referred to as MAINS voltage MAINS is a hazardous live electrical supply system that powers eq...

Страница 4: ...s for Hazardous Locations The NI 9232 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...

Страница 5: ...as defined by IEC EN 60079 15 Caution For Division 2 and Zone 2 applications connected low impedance sources must include a protection device installed between the source and the AI terminals The prot...

Страница 6: ...Gas Group IIC hazardous locations you must use the device in an NI chassis that has been evaluated as Ex nC IIC T4 Ex IIC T4 Ex nA IIC T4 or Ex nL IIC T4 equipment Caution You must make sure that tra...

Страница 7: ...duct is operated in the intended operational electromagnetic environment This product is intended for use in industrial locations However harmful interference may occur in some installations when the...

Страница 8: ...put output ports and connected to the product using a shielded cable If unshielded cables or accessories are not properly installed and shielded the EMC specifications for the product are no longer gu...

Страница 9: ...ing requirements Connect the cable shield to the chassis ground grounding screw of the chassis For the NI 9232 with screw terminal install a clamp on ferrite bead part number 782802 01 on the input ca...

Страница 10: ...Source Ferrite Ferrite Special Conditions for Marine Applications Some products are Lloyd s Register LR Type Approved for marine shipboard applications To verify Lloyd s Register certification for a...

Страница 11: ...surement probes and cables to ensure that the desired EMC performance is attained Preparing the Environment Ensure that the environment in which you are using the NI 9232 meets the following specifica...

Страница 12: ...he device datasheet on ni com manuals for complete specifications Connecting the NI 9232 The NI 9232 provides connections to three simultaneously sampled analog input channels 12 ni com NI 9232 Gettin...

Страница 13: ...cure connection when connecting more than one wire to a single terminal on the NI 9232 with screw terminal Each channel has a terminal to which you can connect a signal source The AI terminal of the c...

Страница 14: ...connect ground referenced or floating signal sources to the NI 9232 If you make a ground referenced connection between the signal source and the NI 9232 make sure the voltage on the AI and the AI con...

Страница 15: ...igure 4 Connecting a Floating Signal Source NI 9232 AI AI Signal Source Integrated Electronic Piezoelectric IEPE Sensors The NI 9232 provides an IEPE excitation current for each channel to measure the...

Страница 16: ...the case of the sensor is grounded Wiring for High Vibration Applications If your application is subject to high vibration NI recommends that you follow these guidelines to protect connections to the...

Страница 17: ...ompactRIO NI CompactDAQ RELATED INFORMATION NI 9232 Datasheet NI RIO Help LabVIEW FPGA Help NI 9232 Datasheet NI DAQmx Help LabVIEW Help C Series Documentation Resources ni com info cseriesdoc Service...

Страница 18: ...NI product Product registration facilitates technical support and ensures that you receive important information updates from NI A Declaration of Conformity DoC is our claim of compliance with the Co...

Страница 19: ...tes create your service request at ni com support or dial 1 866 ASK MYNI 275 6964 For telephone support outside the United States visit the Worldwide Offices section of ni com niglobal to access the b...

Страница 20: ...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 NI global trade compliance policy and how to obtain rel...

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