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OPERATING INSTRUCTIONS AND SPECIFICATIONS

NI 9475

8-Channel, 60 V, High-Speed, Sourcing Digital Output 
Module

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Summary of Contents for NI 9475

Page 1: ...OPERATING INSTRUCTIONS AND SPECIFICATIONS NI 9475 8 Channel 60 V High Speed Sourcing Digital Output Module ni com manuals Deutsch Fran ais...

Page 2: ...and programming the system refer to the system documentation Visit ni com info and enter cseriesdoc for information about C Series documentation Note The safety guidelines and specifications in this d...

Page 3: ...Class I Division 2 Groups A B C D T4 hazardous locations Class I Zone 2 AEx nA IIC T4 and Ex nA IIC T4 hazardous locations and nonhazardous locations only Follow these guidelines if you are installing...

Page 4: ...ice must prevent the input Vsup to COM voltage from exceeding 84 V if there is a transient overvoltage condition Special Conditions for Hazardous Locations Use in Europe This equipment has been evalua...

Page 5: ...arch for the LR certificate or look for the Lloyd s Register mark on the module Caution To meet radio frequency emission requirements for marine applications use shielded cables and install the system...

Page 6: ...a 25 pin DSUB connector that provides connections for eight digital output channels Figure 1 NI 9475 Pin Assignments COM Vsup COM COM Vsup COM COM Vsup COM COM Vsup COM COM DO0 Vsup DO1 DO2 Vsup DO3 D...

Page 7: ...he channel When a channel LED is lit the channel is on When the LED is dark the channel is off You must connect an external power supply to the NI 9475 This power supply provides the current for the d...

Page 8: ...nnect to the NI 9475 are compatible with the output specifications of the module Refer to the Specifications section for more information about the output specifications Connect the device to DO and c...

Page 9: ...any number of channels together in parallel For example if you want to drive 4 A of current connect DO 0 3 in parallel as shown in Figure 3 You must turn all parallel channels on and off simultaneous...

Page 10: ...se overcurrent conditions depends on the following factors The amount of current through the channel The amount of time the current is above the current limit The frequency of the current surges When...

Page 11: ...rnal flyback diodes you do not need to add external diodes when connecting to switching energy storing devices Power Supplies and Overcurrent Conditions If a short circuit occurs the current through D...

Page 12: ...ixed the cause of the overcurrent condition reset the channel by turning it off For more information about writing to output channels refer to the software help Visit ni com info and enter cseriesdoc...

Page 13: ...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 dissip...

Page 14: ...n Voltage 60 VDC max Reversed voltage None Short circuit behavior Short circuit trip time 10 s at 13 A Output delay time full load 1 s max Current Channel Behavior Module Protection 0 to 1 A Channel d...

Page 15: ...ote Contact NI for Bellcore MTBF specifications at other temperatures or for MIL HDBK 217F specifications Power Requirements Power consumption from chassis Active mode 355 mW max Sleep mode 25 W max T...

Page 16: ...S is a hazardous live electrical supply system that powers equipment This category is for measurements of voltages from specially protected secondary circuits Such voltage measurements include signal...

Page 17: ...5 s dielectric withstand test Safety Standards This product is designed to meet the requirements of the following standards of safety for electrical equipment for measurement control and laboratory us...

Page 18: ...T4 Europe DEMKO Ex nA 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...

Page 19: ...56 5 to 95 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...

Page 20: ...tory use EN 61326 EMC requirements Industrial Immunity EN 55011 Emissions Group 1 Class A CE C Tick ICES and FCC Part 15 Emissions Class A Note For EMC compliance operate this device with shielded cab...

Page 21: ...mn Environmental Management National Instruments is committed to designing and manufacturing products in an environmentally responsible manner NI recognizes that eliminating certain hazardous substanc...

Page 22: ...le 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 RoHS National Inst...

Page 23: ...504 National Instruments also has offices located around the world to help address your support needs For telephone support in the United States create your service request at ni com support and follo...

Page 24: ...ruments products refer to the appropriate location Help Patents in your software the patents txt file on your CD or ni com patents Korea 82 02 3451 3400 Lebanon 961 0 1 33 28 28 Malaysia 1800 887710 M...

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