National Instruments SCC-PWR01 User Manual
National Instruments SCC-PWR01 User Manual

National Instruments SCC-PWR01 User Manual

Isolated analog input modules

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SCC-PWR01

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Summary of Contents for National Instruments SCC-PWR01

  • Page 1 SCC-PWR01...
  • Page 2 USER GUIDE SCC-AI Series Isolated Analog Input Modules The SCC-AI Series isolated analog input modules can extract a relatively low-amplitude input signal from a high-common-mode voltage so the E/M Series DAQ device can measure the input signal. They also can amplify and filter the input signal, resulting in higher measurement resolution and accuracy.
  • Page 3 Conventions The following conventions are used in this guide: <> Angle brackets that contain numbers separated by an ellipsis represent a range of values associated with a bit or signal name—for example, AI <0..7>. » The » symbol leads you through nested menu items and dialog box options to a final action.
  • Page 4: What You Need To Get Started

    Numbers 1 and 2 Phillips screwdrivers – Wire insulation stripper Note Software scaling of measurements is not supported on the Macintosh operating system. Refer to the SCC-AI Module Pin Assignments section. © National Instruments Corporation SCC-AI Series Isolated Analog Input Modules User Guide...
  • Page 5: Device Specific Information

    You can download NI documents from . To download ni.com/manuals the latest version of NI-DAQmx, click Download Software at ni.com Device Specific Information Note For general SCC module installation and signal connection information, and information about the SC-2345/2350 or SCC-68, refer to the SCC Quick Start Guide, available for download at ni.com/manuals Installing the Module...
  • Page 6: Connecting The Input Signals

    1 and 3, to AI SENSE on the SC-2345/2350 terminal block or AI GND on the SC-68, through a 10 kΩ to 100 kΩ resistor. Figure 2 shows a floating signal connection on one channel of the SCC-AI. © National Instruments Corporation SCC-AI Series Isolated Analog Input Modules User Guide...
  • Page 7 SCC-AI E/M Series DAQ Device Signal Lowpass Source – AI ( X ) Filter – 10 to 100 kΩ AI SENSE AI SENSE on AI GND SC-2345/2350 terminal block AI GND on SCC-68 Lowpass AI ( X +8) Filter – Figure 2.
  • Page 8: Gain Adjustment

    SCC-AI. Apply the voltage given in Table 2 that corresponds to the SCC-AI module. For example, if you have an SCC-AI03, you must apply 8 VDC. © National Instruments Corporation SCC-AI Series Isolated Analog Input Modules User Guide...
  • Page 9: Offset Voltage Adjustment

    Using your software, have the E/M Series DAQ device read the desired channel on the SCC-AI and record the value. Input 0 VDC to the SCC-AI. Use the E/M Series DAQ device to read that channel and record the value. Subtract the values read ( first reading –...
  • Page 10: Specifications

    AI does not provide isolation between the two channels of the module. For more information, refer to the Connecting the Input Signals section. This specification is calculated relative to the input range of the module. © National Instruments Corporation SCC-AI Series Isolated Analog Input Modules User Guide...
  • Page 11: Power Requirement

    Power Requirement Analog power .........410 mW max +15 V ..........13.67 mA max –15 V ..........13.67 mA max Digital power (+5 V) ......650 mW max 130 mA max Physical 1.87 cm (0.74 in.) 7.93 cm (3.12 in.) 3.55 cm (1.4 in.) Figure 4.
  • Page 12: Isolation Voltage

    ICES-001: Class A emissions The SCC AI does not provide isolation between the two channels of the module. For more information, refer to the section. Connecting the Input Signals © National Instruments Corporation SCC-AI Series Isolated Analog Input Modules User Guide...
  • Page 13: Online Product Certification

    Waste Electrical and Electronic Equipment (WEEE) EU Customers At the end of the 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 RoHS...
  • Page 14 ±15 V supplies and REF 5 V. AI GND and A GND connect to the SC-2345/2350 at the SCC-PWR connector. GND is the reference for the +5 V supply. © National Instruments Corporation SCC-AI Series Isolated Analog Input Modules User Guide...
  • Page 15 — — National Instruments, NI, ni.com, and LabVIEW are trademarks of National Instruments Corporation. Refer to the Terms of Use section on ni.com/legal for more information about National Instruments trademarks. Other product and company names mentioned herein are trademarks or trade names of their respective companies.

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