background image

GETTING STARTED GUIDE

NI 9401

8 DIO, 5 V/TTL, Bidirectional, 100 ns

Содержание 9401

Страница 1: ...GETTING STARTED GUIDE NI 9401 8 DIO 5 V TTL Bidirectional 100 ns ...

Страница 2: ... 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 Caution Do not operate the NI 9401 in a manner not specified in this document Product misuse can result in a hazard You can compromise the safety protection built into the product if the product is damage...

Страница 3: ... 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 connected to the electrical distribution system 1 The maximum voltage that can be applied or output between any channel and COM without damaging the module or other devices NI 9401 Getting Started Guide...

Страница 4: ...I 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 Categories CAT II CAT III or CAT IV Safety Guidelines for Hazardous Locations The NI 9401 is suitable for use in Class I Division 2 Groups A B C D T4 hazardous locations Class I Zone 2 AEx nA IIC T4 and Ex n...

Страница 5: ...n 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 following limits Capacitance 0 2 µF max Special Conditions for Hazardous Locations Use in Europe and Internationally The NI 9401 has been evaluated as Ex nA IIC T4 Gc equipment under DEMKO Certificate...

Страница 6: ...tem 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 protection rating of at least IP54 as defined in IEC EN 60079 15 Caution The enclosure must have a door or cover accessible only by the use of a tool Electromagnetic Compatibility Guidelines This product was ...

Страница 7: ...eption 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 the product not expressly approved by National Instruments could void your authority to operate it under your local regulatory rules Caution To ensure the specified EMC performance operate this produ...

Страница 8: ... 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 Placing the ferrite elsewhere on the cable noticeably impairs its effectiveness 8 ni com NI 9401 Getting Started Guide ...

Страница 9: ...k 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 certification and search for the LR certificate or look for the Lloyd s Register mark on the product NI 9401 Getting Started Guide National Instruments 9 ...

Страница 10: ...ure 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 60068 2 1 IEC 60068 2 2 40 C to 70 C Operating humidity IEC 60068 2 78 10 RH to 90 RH noncondensing Pollution Degree 2 Maximum altitude 2 000 m Indoor use only Note Refer to the device datasheet on ni ...

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

Страница 12: ...01 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 Started Guide ...

Страница 13: ...wo 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 port must share the same line direction Connecting a Serial Peripheral Interface Device You can connect a Serial Peripheral Interface SPI device to the NI 9401 NI 9401 Getting Started Guide National...

Страница 14: ...01 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 NI 9401 14 ni com NI 9401 Getting Started Guide ...

Страница 15: ...red 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 from short circuits If the NI 9401 goes into an overcurrent state the NI 9401 Getting Started Guide National Instruments 15 ...

Страница 16: ...pedance 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 software 16 ni com NI 9401 Getting Started Guide ...

Страница 17: ...CompactRIO 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 Help LabVIEW Help NI 9401 Getting Started Guide National Instruments 17 ...

Страница 18: ...r 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 Council of the European Communities using the manufacturer s declaration of conformity This system affords the user protection for electromagnetic compatibility EMC and product safety You can obtain th...

Страница 19: ...ates 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 branch office websites which provide up to date contact information support phone numbers email addresses and current events NI 9401 Getting Started Guide National Instruments 19 ...

Страница 20: ...party 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 relevant HTS codes ECCNs and other import export data NI MAKES NO EXPRESS OR IMPLIED WARRANTIES AS TO THE ACCURACY OF THE INFORMATION CONTAINED HEREIN AND SHALL NOT BE LIABLE FOR ANY ERRORS U S Government...

Отзывы: