National-instruments Isolated Analog Input Modules SCC-AI14 Manuale Utente Pagina 1

USER GUIDESCC-AI Series Isolated Analog Input ModulesThe SCC-AI Series isolated analog input modules (SCC-AIXX) can extract a relatively low-amplitude

SCC-AI Series Isolated Analog Input Modules 10 ni.comTable 1-2 shows suggested values for some of the parameters. Use default values for parameters no

© National Instruments Corporation 11 SCC-AI Series Isolated Analog Input ModulesScaling Voltage MeasurementsIf you configured the SCC-AIXX using MAX

SCC-AI Series Isolated Analog Input Modules 12 ni.comFilter CharacteristicsNumber of poles ...3Rolloff...

© National Instruments Corporation 13 SCC-AI Series Isolated Analog Input ModulesEnvironmentalOperating temperature... 0 to 5

SCC-AI Series Isolated Analog Input Modules 14 ni.comCalibrating Gain and Offset ErrorsThe SCC-AIXX is calibrated at the factory before shipment. If y

© National Instruments Corporation 15 SCC-AI Series Isolated Analog Input Modules9. Adjust the trimpot labeled Gain located on the top of the SCC-AIXX

SCC-AI Series Isolated Analog Input Modules 16 ni.comSCC-AIXX Module Pin AssignmentsFigure 1-6 shows the I/O connector pins on the bottom of the modul

© National Instruments Corporation 17 SCC-AI Series Isolated Analog Input Modules9 +6 V10 GND11 AGND12 REF5V13 +15 V14 –15 V15 —16 —17 —18 —19 —20 —Ta

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SCC-AI Series Isolated Analog Input Modules 2 ni.comConventionsThe following conventions are used in this guide:<> Angle brackets that contain n

© National Instruments Corporation 3 SCC-AI Series Isolated Analog Input Modules❑ One or more SCC-SGXX❑ SCC-SG Series Strain-Gauge Modules User Guide❑

SCC-AI Series Isolated Analog Input Modules 4 ni.comInstalling the ModuleCaution Refer to the Read Me First: Safety and Radio-Frequency Interference d

© National Instruments Corporation 5 SCC-AI Series Isolated Analog Input ModulesConnecting the Input SignalsThe SCC-AIXX has a fixed screw-terminal re

SCC-AI Series Isolated Analog Input Modules 6 ni.com Figure 1-3. SCC-AIXX Signal ConnectionsThe inputs are designed in a floating (nonreferenced) sin

© National Instruments Corporation 7 SCC-AI Series Isolated Analog Input ModulesIf a high common-mode voltage is present, connect the negative input p

SCC-AI Series Isolated Analog Input Modules 8 ni.com4. In the SCC Connector Block Configuration window, configure the SCC system as follows:a. Specify

© National Instruments Corporation 9 SCC-AI Series Isolated Analog Input Modules10. If you make a selection mistake, select the socket and click Remov