National Instruments NI 9401 User Manual Download

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Summary of Contents for NI 9401

Page 1: ...NI 9401...

Page 2: ...GETTING STARTED GUIDE NI 9401 8 DIO 5 V TTL Bidirectional 100 ns...

Page 3: ...Refer to the documentation for each component in the system to determine the safety and EMC ratings for the entire system Safety Guidelines Operate the NI 9401 only as described in this document Cauti...

Page 4: ...earth ground Continuous 60 VDC Measurement Category I Withstand 1 000 Vrms verified by a 5 s dielectric withstand test Measurement Category I is for measurements performed on circuits not directly con...

Page 5: ...or IV Note Measurement Categories CAT I and CAT O are equivalent These test and measurement circuits are not intended for direct connection to the MAINS building installations of Measurement Categori...

Page 6: ...2 and Zone 2 applications install the system in an enclosure rated to at least IP54 as defined by IEC EN 60079 15 Caution For Division 2 and Zone 2 applications connected signals must be within the f...

Page 7: ...em shall only be used in an area of not more than Pollution Degree 2 as defined in IEC 60664 1 Caution The system shall be mounted in an ATEX IECEx certified enclosure with a minimum ingress protectio...

Page 8: ...ption and prevent unacceptable performance degradation install and use this product in strict accordance with the instructions in the product documentation Furthermore any changes or modifications to...

Page 9: ...requirements Install a clamp on ferrite bead 782803 01 on the cable that you are connecting to NI 9401 The clamp on ferrite bead must be connected to the cable as close to the module as possible Placi...

Page 10: ...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 product visit ni com ce...

Page 11: ...re that the desired EMC performance is attained Preparing the Environment Ensure that the environment in which you are using the NI 9401 meets the following specifications Operating temperature IEC 60...

Page 12: ...Connecting the NI 9401 The NI 9401 provides connections for 8 digital input output channels NI 9401 Getting Started Guide National Instruments 11...

Page 13: ...1 Pinout COM NC COM COM NC COM COM NC COM COM NC COM COM DIO0 NC DIO1 DIO2 NC DIO3 DIO4 NC DIO5 DIO6 NC DIO7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 12 ni com NI 9401 Getting...

Page 14: ...o ports one containing channels 0 1 2 and 3 and one containing channels 4 5 6 and 7 You can independently configure each digital port in software for input or output Note that all four channels in the...

Page 15: ...1 NI 9401 DIO3 0 Configured for Output DIO7 4 Configured for Input SPI Device SCLK MOSI MISO SS DIO0 DIO1 DIO2 DIO4 Connecting Digital Devices You can connect several types of digital devices to the N...

Page 16: ...ed for Input DIO7 4 Configured for Output Overcurrent Short Circuit Protection The overcurrent protection allows only a specified amount of current through the output channels to protect the NI 9401 f...

Page 17: ...edance for approximately 280 ms When the channels are in an overcurrent state the NI 9401 can accept new line direction configuration and output state data but cannot pass valid input data to the soft...

Page 18: ...ompactRIO NI CompactDAQ RELATED INFORMATION C Series Documentation Resources ni com info cseriesdoc Services ni com services NI 9401 Datasheet NI RIO Help LabVIEW FPGA Help NI 9401 Datasheet NI DAQmx...

Page 19: ...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...

Page 20: ...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...

Page 21: ...arty 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 relev...

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