National Instruments NI 9401 User's Manual
Contents
1. Typically when a system is in sleep mode you cannot communicate with the modules In sleep mode the system consumes minimal power and may dissipate less heat than it does in normal mode Refer to the Specifications section for more information about power consumption and thermal dissipation National Instruments Corp 11 NI 9401 Operating Instructions and Specifications Specifications The following specifications are typical for the range 40 to 70 C unless otherwise noted All voltages are relative to COM unless otherwise noted Input Output Characteristics Number of channels 8 DIO channels Default power on line direction Input Input output type esse TTL single ended NI 9401 Operating Instructions and Specifications 12 ni com Digital logic levels Input Voltage eee 5 25 V max High Num 2 V min Sourcing 100 PA 4 7 V min Sourcing 2 mA 4 3 V min Low VoL Sinking 100 uA 0 1 V max Sinking 2 mA 0 4 V max National Instruments Corp 13 NI 9401 Operating Instructions and Specifications Maximum input signal switching frequency by number of input channels per channel 8 input channels 4 input channels 2 input channels Maximum output signal switching frequency by number of output channels with an output load of 1 mA 50 pF p2. 50 g 3 ms half sine 18 shocks at 6 orientations National Instruments Corp 19 NI 9401 Operating Instructions and Specifications Electromagnetic Compatibility This product is designed to meet the requirements of the following standards of EMC for electrical equipment for measurement control and laboratory use EN 61326 EMC requirements Industrial Immunity e EN 55011 Emissions Group 1 Class A e CE C Tick ICES and FCC Part 15 Emissions Class A hy Note For EMC compliance operate this device with shielded cabling CE Compliance This product meets the essential requirements of applicable European directives as amended for CE markings as follows e 2006 95 EC Low Voltage Directive safety e 2004 108 EC Electromagnetic Compatibility Directive EMC ei Note Refer to the Declaration of Conformity DoC for this product for any additional regulatory compliance information To obtain the DoC for this product visit NI 9401 Operating Instructions and Specifications 20 ni com ni com certification search by module number or product line and click the appropriate link in the Certification column Environmental Management National Instruments is committed to designing and manufacturing products in an environmentally responsible manner NI recognizes that eliminating certain hazardous substances from our products is beneficial not only to the environment but also to NI customers For additional environmenta
3. The eight DIO channels are internally referenced to COM so you can use any of the nine COM lines as a reference for the external signal The DIO channels are grouped in two 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 Refer to the software help for information about configuring ports on the NI 9401 Each channel also has a pull down resistor and includes overvoltage overcurrent and short circuit protection Refer to the Specifications section for more information about input thresholds and overvoltage protection Refer to the Overcurrent Protection section for more information about overcurrent protection National Instruments Corp 7 NI9401 Operating Instructions and Specifications Figure 2 illustrates how to connect an SPI device to the NI 9401 In this example the three channels assigned to output signals are on one port and the channel assigned to an input signal is on the other port SCLK Doan i Configured MESS for Output MISO m CE o i E S ale or Inpu SPI Device NI 9401 Figure 2 Connecting an SPI Device to the NI 9401 NI 9401 Operating Instructions and Specifications 8 ni com Figure 3 illustrates how to connect several types of digital devices to the
4. x30 V max on one channel at a time Measurement Category I Isolation Voltages Channel to channel None Channel to earth ground Continuous seeeeeeeee 60 VDC Measurement Category I Withstand eee 1 000 Vms verified by a5 s dielectric withstand test Measurement Category I is for measurements performed on circuits not directly connected to the electrical distribution system referred to as MAINS voltage MAINS is a hazardous live electrical The maximum voltage that can be applied or output between any channel and COM without damaging the module or other devices NI 9401 Operating Instructions and Specifications 16 ni com supply system that powers equipment This category is for measurements of voltages from specially protected secondary circuits Such voltage measurements include signal levels special equipment limited energy parts of equipment circuits powered by regulated low voltage sources and electronics Caution Do not connect the NI 9401 to signals or use for measurements within Measurement Categories II III or IV Safety Standards This product is designed to meet the requirements of the following standards of safety for electrical equipment for measurement control and laboratory use e EC 61010 1 EN 61010 1 UL 61010 1 CSA 61010 1 ER Note For UL and other safety certifications refer to the product label or visit ni com certification search by module number
5. I Zone 2 AEx nC IIC T4 and Ex nC IIC T4 hazardous locations and nonhazardous locations only Follow these guidelines if you are installing the NI 9401 in a potentially explosive environment Not following these guidelines may result in serious injury or death Caution Do not disconnect I O side wires or connectors unless power has been switched off or the area is known to be nonhazardous A Caution Do not remove modules unless power has been switched off or the area is known to be nonhazardous National Instruments Corp 3 NI 9401 Operating Instructions and Specifications Caution Substitution of components may impair UN suitability for Class I Division 2 d Caution For Zone 2 applications install the system in an enclosure rated to at least IP 54 as defined by IEC 60529 and EN 60529 A Caution For Zone 2 applications connected signals must be within the following limit Capacitance ssis 0 2 uF max Special Conditions for Hazardous Locations Use in Europe This equipment has been evaluated as EEx nC IIC T4 equipment under DEMKO Certificate No 03 ATEX 0324020X Each module is marked II 3G and is suitable for use in Zone 2 hazardous locations If you are using the NI 9401 in Gas Group IIC hazardous locations or in ambient temperatures of 40 C lt Ta lt 70 C you must use the device in an NI chassis that has been evaluated as EEx nC IIC T4 Ex nA IIC T4 or Ex nL IIC T4 equipment NI 9401 Operating Instructio
6. NI 9401 l o o DIOO as Input Dev 1 TTL Signal i 45 MES UE UE S DIO1 as Input Dev 2 NE Figure 3 Connecting Digital Devices to the NI 9401 National Instruments Corp 9 NI 9401 Operating Instructions and Specifications Overcurrent Protection Overcurrent protection on the NI 9401 allows only a specified amount of current for switching DIO channels or sourcing the output load If the NI 9401 goes into an overcurrent state by exceeding the specified maximum switching frequency or the output load the module power supply begins to drop in voltage until it completely turns off or the overcurrent condition is removed When the module is in this state it can accept new line direction configuration and output state data but cannot pass valid input data to the software Refer to the Specifications section for more information about the maximum switching frequency and output load for each channel NI 9401 Operating Instructions and Specifications 10 ni com Sleep Mode This module supports a low power sleep mode Support for sleep mode at the system level depends on the chassis that the module is plugged into Refer to the chassis manual for information about support for sleep mode If the chassis supports sleep mode refer to the software help for information about enabling sleep mode Visit ni com info and enter cseriesdoc for information about C Series documentation
7. OPERATING INSTRUCTIONS AND SPECIFICATIONS 8 Channel TTL Digital Input Output Module Fran ais Deutsch H etc fq ni com manuals NATIONAL INSTRUMENTS x This document describes how to use the National Instruments 9401 and includes specifications and pin assignments for the NI 9401 Visit ni com info and enter rdsoftwareversion to determine which software you need for the modules you are using For information about installing configuring and programming the system refer to the system documentation Visit ni com info and enter cseriesdoc for information about C Series documentation 3 Note The safety guidelines and specifications in this document are specific to the NI 9401 The other components in the system might not meet the same safety ratings and specifications Refer to the documentation for each component in the system to determine the safety ratings and specifications for the entire system Visit ni com info and enter cseriesdoc for information about C Series documentation NI 9401 Operating Instructions and Specifications 2 ni com Safety Guidelines Operate the NI 9401 only as described in these operating instructions Hot Surface This icon denotes that the component may be hot Touching this component may result in bodily injury 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
8. er channel 8 output channels 5MHz 4 output channels 10 MHz 2 output channels 20 MHz T O propagation delay 100 ns max T O pulse width distortion 10 ns typ Input current 0 V Vi 4 5 V 250 HA typ Input capacitance 30 pF typ Input rise fall time 500 ns max Overvoltage protection channel to COM ssssssoee0s0sse10see00e 30 V max on one channel at a time however continued use at this level will degrade the life of the module NI 9401 Operating Instructions and Specifications 14 ni com OR NEE 1 244 763 hours at 25 C Bellcore Issue 2 Method 1 Case 3 Limited Part Stress Method ei Note Contact NI for Bellcore MTBF specifications at other temperatures or for MIL HDBK 217F specifications Power Requirements Power consumption from chassis Active mode sss 580 mW max Sleep mode mW max Thermal dissipation at 70 C Active mode sssssss 580 mW max Sleep mode nts mW max Physical Characteristics If you need to clean the module wipe it with a dry towel Weie bao deas aceite adt 145 g 5 1 oz National Instruments Corp 15 NI 9401 Operating Instructions and Specifications Safety Maximum Voltage Connect only voltages that are within the following limits Channel to COM
9. ervice request at ni com support and follow the calling instructions or dial 512 795 8248 For NI 9401 Operating Instructions and Specifications 22 ni com telephone support outside the United States contact your local branch office Australia 1800 300 800 Austria 43 662 457990 0 Belgium 32 0 2 757 0020 Brazil 55 11 3262 3599 Canada 800 433 3488 China 86 21 5050 9800 Czech Republic 420 224 235 774 Denmark 45 45 76 26 00 Finland 358 0 9 725 72511 France 01 57 66 24 24 Germany 49 89 7413130 India 91 80 41190000 Israel 972 3 6393737 Italy 39 02 41309277 Japan 0120 527196 Korea 82 02 3451 3400 Lebanon 961 0 1 33 28 28 Malaysia 1800 887710 Mexico 01 800 010 0793 Netherlands 31 0 348 433 466 New Zealand 0800 553 322 Norway 47 0 66 90 76 60 Poland 48 22 3390150 Portugal 351 210 311 210 Russia 7 495 783 6851 Singapore 1800 226 5886 Slovenia 386 3 425 42 00 South Africa 27 0 11 805 8197 Spain 34 91 640 0085 Sweden 46 0 8 587 895 00 Switzerland 41 56 2005151 Taiwan 886 02 2377 2222 Thailand 662 278 6777 Turkey 90 212 279 3031 United Kingdom 44 0 1635 523545 National Instruments Corp 23 NI 9401 Operating Instructions and Specifications National Instruments NI mi com and LabVIEW are trademarks of National Instruments Corporation Refer to the Terms of Use section on ni com 1ega1 for more information about National Instruments trademarks Other product and company names mentioned herein a
10. l information refer to the NI and the Environment Web page at ni com environment This page contains the environmental regulations and directives with which NI complies as well as other environmental information not included in this document Waste Electrical and Electronic Equipment WEEE X EU Customers At the end of their 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 htm National Instruments Corp 21 NI 9401 Operating Instructions and Specifications BES mises SEAS ChE RoHS HEA National Instruments 4 p Hla T f A oo Arp ER fi f HI NIE I dS RoHS XT National Instruments F E RoHS Zb D GG ni com environment rohs_china For information about China RoHS compliance go to ni com environment rohs china Where to Go for Support The National Instruments Web site is your complete resource for technical support At ni com support you have access to everything from troubleshooting and application development self help resources to email and phone assistance from NI Application Engineers National Instruments corporate headquarters is located at 11500 North Mopac Expressway Austin Texas 78759 3504 National Instruments also has offices located around the world to help address your support needs For telephone support in the United States create your s
11. ns and Specifications 4 ni com Special Conditions for Marine Applications Some modules are Lloyd s Register LR Type Approved for marine applications To verify Lloyd s Register certification visit ni com certification and search for the LR certificate or look for the Lloyd s Register mark on the module d Caution To meet radio frequency emission requirements for marine applications use shielded cables and install the system in a metal enclosure Suppression ferrites must be installed on power supply inputs near power entries to modules and controllers Power supply and module cables must be separated on opposite sides of the enclosure and must enter and exit through opposing enclosure walls National Instruments Corp 5 NI 9401 Operating Instructions and Specifications Connecting the NI 9401 The NI 9401 has a 25 pin DSUB connector that provides connections for eight digital input output channels p DIOO Vie NC H e DIO1 167 DIO2 17 5 NC 18 6 DIOS 197 DIO4 20 5 NC 21 5 DIO5 22 10 DIO6 23 1 NC 2415 DIO7 2543 Figure 1 NI 9401 Pin Assignments NI 9401 Operating Instructions and Specifications 6 COM COM COM NC COM COM COM COM COM COM ni com Each channel has a DIO pin to which you can connect a digital input or output device
12. or product line and click the appropriate link in the Certification column National Instruments Corp 17 NI 9401 Operating Instructions and Specifications Hazardous Locations US E WT Class I Division 2 Groups A B C D T4 Class I Zone 2 AEx nC IIC T4 Canada CHL Class I Division 2 Groups A B C D T4 Class I Zone 2 Ex nC IIC T4 Europe ODEMKO EEx nC IIC T4 Environmental National Instruments C Series modules are intended for indoor use only but may be used outdoors if installed in a suitable enclosure Refer to the manual for the chassis you are using for more information about meeting these specifications Operating temperature IEC 60068 2 1 IEC 60068 2 2 40 to 70 C Storage temperature IEC 60068 2 1 IEC 60068 2 2 40 to 85 C Ingress protection IP 40 NI 9401 Operating Instructions and Specifications 18 ni com Operating humidity IEC 60068 2 56 esses 10 to 9096 RH noncondensing Storage humidity IEC 60068 2 56 esses 5 to 9596 RH noncondensing Maximum altitude 2 000 m Pollution Degree IEC 60664 2 Shock and Vibration To meet these specifications you must panel mount the system Operating vibration Random IEC 60068 2 64 5 Sims 10 to 500 Hz Sinusoidal IEC 60068 2 6 5 g 10 to 500 Hz Operating shock IEC oe 220 30 g 11 ms half sine
13. re trademarks or trade names of their respective companies For patents covering National Instruments products refer to the appropriate location Help Patents in your software the patents txt file on your media or ni com patents 2005 2008 National Instruments Corp All rights reserved 374068D 01 Jun08
Download Pdf Manuals
Related Search