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NI USB-9233 User Guide and Specifications

20

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Environmental Management

National Instruments is committed to designing and manufacturing 
products in an environmentally responsible manner. NI recognizes that 
eliminating certain hazardous substances from our products is beneficial 
not only to the environment but also to NI customers.

For additional 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 other environmental information not included in this document.

Waste Electrical and Electronic Equipment (WEEE)

EU Customers

At the end of their life cycle, all products 

must

 be sent to a WEEE recycling 

center. For more information about WEEE recycling centers and National Instruments 
WEEE initiatives, visit 

ni.com/environment/weee.htm

.

Calibration

You can obtain the calibration certificate for the NI USB-9233 at 

ni.com/calibration

.

 Calibration interval ................................1 year

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(For information about China RoHS compliance, go to 

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.)

Summary of Contents for USB-9233

Page 1: ...USB 9233 data acquisition device provides a USB interface for four channels of 24 bit analog inputs with integrated signal conditioning The NI USB 9233 consists of two components an NI 9233 module an...

Page 2: ...ted Refer to the Specifications section for more details Hot Surface This icon denotes that the component may be hot Touching this component may result in bodily injury Caution Do not disconnect I O s...

Page 3: ...ming environments Select Start All Programs National Instruments NI DAQ NI DAQmx Help LabVIEW If you are a new user use the Getting Started with LabVIEW manual to familiarize yourself with the LabVIEW...

Page 4: ...NET you can interactively create channels and tasks by launching the DAQ Assistant from MAX or from within Visual Studio NET You can generate the configuration code based on your task or channel in Me...

Page 5: ...o NET documentation To view the NI DAQmx NET documentation go to Start Programs National Instruments NI DAQ NI DAQmx NET Reference Help Expand NI Measurement Studio Help NI Measurement Studio NET Clas...

Page 6: ...ation instructions that accompany your software Example Programs The NI DAQmx CD contains example programs that you can use to get started programming with the NI USB 9233 Refer to the NI DAQmx for US...

Page 7: ...nstallation 4 Squeeze the latches and insert the NI 9233 module into the NI USB 9162 carrier 5 Press firmly on the connector side of the NI 9233 module until the latches lock the module into place as...

Page 8: ...ormation LED Indicator The NI USB 9233 device has a green LED next to the USB connector The LED indicator indicates device status as listed in Table 1 When the device is connected to a USB port the LE...

Page 9: ...nnection The shell of the connector AI provides the excitation return path and AC signal ground reference Refer to Figure 6 for the connector assignments for each channel Figure 6 Connector Assignment...

Page 10: ...referenced connection between the IEPE sensor and the NI USB 9233 make sure the voltage on the AI shell is in the common mode range to ensure proper operation of the NI USB 9233 The AI shell is prote...

Page 11: ...NI USB 9233 Filtering The NI USB 9233 uses a combination of analog and digital filtering to provide an accurate representation of desirable signals while rejecting out of band signals The filters disc...

Page 12: ...on the data rate Figure 10 shows typical passband ripples for two different data rates Figure 10 Typical Passband Response The relative phases of these signals also have a frequency dependent delay Th...

Page 13: ...n applied by the filter to all signals with frequencies that would be aliased into the alias free bandwidth Alias Free Bandwidth Any signal that appears in the alias free bandwidth of the NI USB 9233...

Page 14: ...analog prefiltering Data rates fs available for the internal clock source kS s 1 Master timebase internal Frequency 12 8 MHz Accuracy 100 ppm max Input coupling AC AC cutoff frequency 3 dB 0 5 Hz typ...

Page 15: ...t Minimum 2 0 mA Typical 2 2 mA IEPE compliance voltage 19 V max Use the following equation to make sure that your configuration meets the IEPE compliance voltage range where Vcommon mode is the commo...

Page 16: ...dB C Maximum 0 0045 dB C Channel to channel matching Gain Maximum 0 27 dB Typical 0 07 dB Phase fin in kHz fin 0 077 0 067 Dynamic characteristics Error Accuracy Calibrated max 0 3 dB Calibrated typ 0...

Page 17: ...t impedance Differential AC 300 k AI shield to chassis ground 50 Distortion Harmonic THD Intermodulation full scale input DIN 250 Hz 8 kHz 4 1 amplitude ratio 80 dB CCIF 11 kHz 12 kHz 1 1 amplitude ra...

Page 18: ...lowing standards of safety for electrical equipment for measurement control and laboratory use IEC 61010 1 EN 61010 1 UL 61010 1 CSA 61010 1 Note For UL and other safety certifications refer to the pr...

Page 19: ...s Minimum Immunity EN 55011 Emissions Group 1 Class A CE C Tick ICES and FCC Part 15 Emissions Class A Note For EMC compliance operate this device with double shielded cabling CE Compliance This produ...

Page 20: ...egulations and directives with which NI complies as well as other environmental information not included in this document Waste Electrical and Electronic Equipment WEEE EU Customers At the end of thei...

Page 21: ...tional 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...

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