National Instruments NI 9225E Uživatelský manuál

OPERATING INSTRUCTIONS AND SPECIFICATIONSNI 9225E3-Channel, 300 Vrms, 24-Bit, Simultaneous,Channel-to-Channel Isolated Analog Input Module

NI 9225E Operating Instructions and Specifications 10 ni.comStopbandThe filter significantly attenuates all signals above the stopband frequency. The

© National Instruments Corp. 11 NI 9225E Operating Instructions and Specificationsmodules must share a single master timebase source. Refer to the sof

NI 9225E Operating Instructions and Specifications 12 ni.comSleep ModeThis module supports a low-power sleep mode. Support for sleep mode at the syste

© National Instruments Corp. 13 NI 9225E Operating Instructions and SpecificationsSpecificationsThe following specifications are typical for the range

NI 9225E Operating Instructions and Specifications 14 ni.comData rate range (fs) using external master timebaseMinimum...

© National Instruments Corp. 15 NI 9225E Operating Instructions and SpecificationsAccuracyInput noise ... 2 mVrms

NI 9225E Operating Instructions and Specifications 16 ni.comCrosstalk (60 Hz)... –130 dBPhase match Ch-to-ch, max...

© National Instruments Corp. 17 NI 9225E Operating Instructions and SpecificationsTotal Harmonic Distortion (THD)(1 kHz, –20 dB) ...

NI 9225E Operating Instructions and Specifications 18 ni.comPhysical CharacteristicsIf you need to clean the module, wipe it with a dry towel.Screw-te

© National Instruments Corp. 19 NI 9225E Operating Instructions and SpecificationsIsolation VoltagesChannel-to-channelContinuous ...

NI 9225E Operating Instructions and Specifications 2 ni.comThis document describes how to use the National Instruments 9225E and includes dimensions,

NI 9225E Operating Instructions and Specifications 20 ni.comSafety StandardsThis product meets the requirements of the following standards of safety f

© National Instruments Corp. 21 NI 9225E Operating Instructions and SpecificationsEnvironmentalNational Instruments C Series modules are intended for

NI 9225E Operating Instructions and Specifications 22 ni.comEnvironmental ManagementNI is committed to designing and manufacturing products in an envi

© National Instruments Corp. 23 NI 9225E Operating Instructions and SpecificationsCalibrationYou can obtain the calibration certificate and informatio

NI 9225E Operating Instructions and Specifications 24 ni.comWhere to Go for SupportThe National Instruments Web site is your complete resource for tec

© 2008 National Instruments Corp. All rights reserved.372618A-01 Jul08National Instruments, NI, ni.com, and LabVIEW are trademarks of National Instrum

© National Instruments Corp. 3 NI 9225E Operating Instructions and SpecificationsNI 9225E DimensionsThe following figure shows the dimensions of the N

NI 9225E Operating Instructions and Specifications 4 ni.comConnecting the NI 9225EThe NI 9225E has three 2-terminal detachable screw-terminal connecto

© National Instruments Corp. 5 NI 9225E Operating Instructions and SpecificationsYou can connect ground-referenced or floating signal sources to the N

NI 9225E Operating Instructions and Specifications 6 ni.com Figure 3. Connecting a Grounded Signal Source to the NI 9225EFigure 4. Connecting a Floa

© National Instruments Corp. 7 NI 9225E Operating Instructions and SpecificationsThe NI 9225E analog input channels are floating with respect to earth

NI 9225E Operating Instructions and Specifications 8 ni.comUnderstanding NI 9225E FilteringThe NI 9225E uses a combination of analog and digital filte

© National Instruments Corp. 9 NI 9225E Operating Instructions and Specifications Figure 6. Typical Passband Response of the NI 9225EFrequency/Data R