English dropdown-ico

National Instruments NI 9472 manual

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
26
27
28
29
30
31

Go to page of

Similar user manuals

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of National Instruments NI 9472, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of National Instruments NI 9472 one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of National Instruments NI 9472. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of National Instruments NI 9472 should contain:
- informations concerning technical data of National Instruments NI 9472
- name of the manufacturer and a year of construction of the National Instruments NI 9472 item
- rules of operation, control and maintenance of the National Instruments NI 9472 item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of National Instruments NI 9472 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of National Instruments NI 9472, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the National Instruments service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of National Instruments NI 9472.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the National Instruments NI 9472 item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    OPERATING INSTRUCTIONS AND S PECIFICA TIONS NI 9472/9474 8-Channel Digital Output Modules ni.com/manuals Deutsch Français[...]

  • Page 2

    NI 9472/9474 2 ni.com This doc u ment describes ho w to u se the National Instr u ments 9472 and National Instr u ments 9474 and incl u des specif ications and terminal or pin assignments. In this doc u ment, the NI 94 72/9474 with screw terminal and NI 9472 with DSUB are referred to incl u siv ely as the NI 9472/9474. V isit ni.com/info and enter [...]

  • Page 3

    © National Instruments Corp. 3 NI 9472/9474 Hot Surface This icon denotes that the component may be hot. T o u ching this component may res u lt in bodily inj u ry . Safety Guidelines for Hazardous V oltages Yo u can connect hazardo u s voltages only to th e NI 9472/9474 with screw terminal. Do not connect hazardo u s v oltages to the NI 9472 with[...]

  • Page 4

    NI 9472/9474 4 ni.com and circ u its connected to the mod u le are properly ins u lated from h u man contact. Y o u m u st u se the NI 9932 connector backshell kit to ens u re that the terminals are not accessible. Fig u re 1 sho ws the NI 9932 connector backshell. Note Yo u can u se the NI 9932 connec tor bac ksh ell o nly with th e NI 9472/9474 w[...]

  • Page 5

    © National Instruments Corp. 5 NI 9472/9474 Safety Guidelines fo r Hazardous Loca tions The NI 9472/9474 is s u itable for u se in Class I, Di vision 2, Gro u ps A, B, C, D, T4 hazardo u s locations; Class I, Zone 2, AEx nC IIC T4 and Ex nC IIC T4 hazardo u s locations; and nonhazardo u s locations only . Follow these g u idelines if yo u are inst[...]

  • Page 6

    NI 9472/9474 6 ni.com Caution For Zone 2 applications, install a protection device between the V s u p and COM terminals on the NI 9472/9474. The d evice m u st pre vent the inp u t V s u p -to-COM voltage from e xceeding 42 V i f there is a transient overv oltage condition. Special Conditions for Hazard ous Locations Use in Europe This eq u ipment[...]

  • Page 7

    © National Instruments Corp. 7 NI 9472/9474 Special Conditions fo r Marine Applicatio ns Some mod u les are Lloyd’ s Register (LR) T ype Approved for marine applications. T o verify Llo yd’ s Register cert ification, visit ni.com/certification and search for the LR certificate, or look for the Lloyd’ s Register mark on the mod u le. Caution [...]

  • Page 8

    NI 9472/9474 8 ni.com Connecting the NI 9472/9474 The NI 9472/9474 provides connectio ns for eight digital o u tp u t channels. Figure 2. NI 9472/9474 T erminal and Pin Assignments DO0 DO1 DO2 DO3 DO4 DO5 DO6 DO7 Vsup COM 0 1 2 3 4 5 6 7 8 9 COM Vsup COM COM Vsup COM COM Vsup COM COM Vsup COM COM DO0 Vsup DO1 DO2 Vsup DO3 DO4 Vsup DO5 DO6 Vsup DO7 [...]

  • Page 9

    © National Instruments Corp. 9 NI 9472/9474 The NI 9472/9474 with scre w te rminal has a 10-terminal, detachable scre w-terminal conne ctor . The NI 9472 with DSUB has a 25-pin DSUB connector . Each channel of the NI 9472/9474 has a terminal or pin, DO, to which yo u can connect a device. The eight digital o u tp u t channels are inte rnally refer[...]

  • Page 10

    NI 9472/9474 10 ni.com Yo u m u st connect an external po wer s u pply to the NI 9472/9474. This power s u pply provides the c u rrent for the de vices yo u connect to the mod u le. Connect the positi ve lead of the po wer s u pply to V s u p and the negati v e lead of the power s u pply to COM. The V s u p pins on the NI 9472 with DSUB ar e intern[...]

  • Page 11

    © National Instruments Corp. 11 NI 9472/9474 Yo u can directly connect the NI 9472/9474 to a v ariety of ind u strial de vices s u ch as solenoids, motors, act u ators, relays, and lamps. Make s u re the devices yo u connect to the NI 9472/9474 are compatible with the o u tp u t specificati ons of the mod u le. Refer to the Specifications section [...]

  • Page 12

    NI 9472/9474 12 ni.com Increasing Current Drive Each channel of the NI 9472 has a contin u o u s o u tp u t c u rrent of 0.75 A, and each channel of the NI 9474 has a contin u o u s o u tp u t c u rrent of 1 A. If yo u want to increase the o u tp u t c u rrent to a de vice, yo u can connect any n u mber of channels together in parallel. For e xampl[...]

  • Page 13

    © National Instruments Corp. 13 NI 9472/9474 Wiring for High-Vibration Applications If an application u sing the NI 9472/9474 with screw terminal is s u bject to high vibrat ion, National Instr u ments recomm ends that yo u either u se ferr u les to terminate wires to the detacha ble scre w-terminal connector or u se the NI 9932 backshell kit to p[...]

  • Page 14

    NI 9472/9474 14 ni.com I/O Protection The NI 9472/9474 is short-circ u it proof in accordan ce with IEC 1131-2 and provides o verc u rren t protection. Understanding Sh ort-Ci rcuit-Proof Devices Each channel on the NI 9472/9474 has circ u itry that protects it from c u rrent s u rge s r es u lting from short circ u its. Whet her the mod u le s u f[...]

  • Page 15

    © National Instruments Corp. 15 NI 9472/9474 more informatio n abo u t the maxim u m contin u o u s o u tp u t c u rrent, short-circ u it behavior , and short-circ u it trip time. Y o u also can refer to the IEC 1131-2 standard for more information abo u t short-circ u it-proof de vices. Tip Beca u se the NI 9472/947 4 mod u le incl u des internal[...]

  • Page 16

    NI 9472/9474 16 ni.com the channel is in an overc u rrent state, meas u re the voltage between DO and V s u p . If the v oltage is eq u al to the volta ge of the exte rnal power s u pply connected to the mod u le, the channel is in an ove rc u rrent state. Resetting Channels After an Overcurrent Condition After yo u hav e determined and fixed the c[...]

  • Page 17

    © National Instruments Corp. 17 NI 9472/9474 T ypically , when a system is in sleep mode, yo u cannot comm u nicate with the mod u les. In sleep mode, the system cons u mes minimal po wer and may diss ipat e less heat than it does in normal mode. Refer to the Specifications section for more information abo u t power cons u mption and thermal dissi[...]

  • Page 18

    NI 9472/9474 18 ni.com O u tp u t impedance ( R 0 ) T ypical . ............. ............ ............. . 0.07 Ω Maxim u m ......... .............. ........... . 0.13 Ω Contin u o u s o u tp u t c u rrent ( I 0 ), per channel NI 9472 ......... ...................... ........ 0.75 A max NI 9474 ........... .................. .......... 1 A max O u[...]

  • Page 19

    © National Instruments Corp. 19 NI 9472/9474 O u tp u t delay time (f u ll load) NI 9472 ........... ........... ............ ..... 100 μ s max NI 9474 ......... ...................... ........ 1 μ s max MTBF NI 9472 ......... ...................... ........ 1,113,301 ho u rs at 25 °C; Bellcore Iss u e 2, Method 1, Case 3, Limited P art Stress [...]

  • Page 20

    NI 9472/9474 20 ni.com Thermal dissipation (at 70 °C) Active mode ............ .............. ..... 1.5 W max Sleep mode .......... ........... ........... . 55 mW ma x NI 9474 Power Requirem ents Power cons u mption fr om chassis Activ e mode .............. .............. ... 660 mW max Sleep mode .......... ........... ........... . 0.6 mW ma x [...]

  • Page 21

    © National Instruments Corp. 21 NI 9472/9474 Ferr u les ........ ........... .............. ........... . 0.25 mm 2 to 2.5 mm 2 W eight NI 9472/9474 with screw terminal .. ............ ............. . 150 g (5.3 oz) NI 9472 with DSUB ......... .......... 145 g (5.1 oz) Safety NI 9472/9474 with Screw T erm inal Safety Voltages Connect only v oltage[...]

  • Page 22

    NI 9472/9474 22 ni.com This cate gory refers to local-le vel electrical distr ib u tion, s u ch as that provided b y a standard wall o u tlet, for e xample, 115 V for U.S. or 230 V for E u rope. Caution Do not connect the NI 9472 /9474 with screw terminal to signals or u se for meas u rements within Meas u rement Categories III or IV . NI 9472 with[...]

  • Page 23

    © National Instruments Corp. 23 NI 9472/9474 s u pply system that powers eq u ipment. This cate gory is for meas u rements of voltages from spec ially protecte d secondary circ u its. S u ch v oltage meas u rements incl u de signal le vels, special eq u ipment, limited-ene rg y parts of eq u ipment , circ u its po wered by reg u lated lo w-voltage[...]

  • Page 24

    NI 9472/9474 24 ni.com Hazardous Locations U.S. (UL) .......... ........... ............. ........ Class I, Division 2, Gro u ps A, B, C, D, T4; Class I, Zone 2, AEx nC IIC T4 Canada (C-UL) ............ ........... .......... Cla ss I, Division 2, Gro u ps A, B, C, D, T4; Class I, Zone 2, Ex nC IIC T4 E u rope (DEMK O)........ ........... .........[...]

  • Page 25

    © National Instruments Corp. 25 NI 9472/9474 Environmental National Instr u ments C Series mod u les are intend ed for indoor u se only b u t may be u sed o u tdoors if installed in a s u itabl e enclos u re. Refer to th e man u al for the chassis yo u are u sing for more information abo u t meeting th ese specif ications. Operating temperat u re [...]

  • Page 26

    NI 9472/9474 26 ni.com Shock and Vibration T o meet th ese specifications, yo u m u st panel mo u nt the system. If yo u are u sing the NI 9472/9474 with scre w terminal, yo u also m u st either af fix ferr u les to the ends of the terminal wires or u se the NI 9932 backshell kit to protect the connections. Operating vibration Random (IEC 60068-2-6[...]

  • Page 27

    © National Instruments Corp. 27 NI 9472/9474 Note For EMC compliance, operate this de vice with shielded cabling. CE Compliance This prod u ct meets the essent ial req u irem ents of applic able E u ropean directi ves, as amended for CE markings, as follo ws: • 2006/95/EC; Low-V oltage Directi ve (safety) • 2004/108/EC; Electromagneti c Compat[...]

  • Page 28

    NI 9472/9474 28 ni.com Environmental Mana gement National Instr u ments is committe d to designing and man u fact u ring prod u cts in an en vironmentally res ponsible manner . NI recognizes that eliminating certain hazardo u s s u bstan ces from o u r prod u cts is beneficial not only to t he en vironment b u t also to NI c u stomers. For addition[...]

  • Page 29

    © National Instruments Corp. 29 NI 9472/9474 Where to Go for Support The National Instr u ments W eb site is yo u r complete reso u rce for technical s u pport. At ni.com/ s upport yo u have access to ev erything from tro u bleshooting and applic ation dev elopment self-help reso u rces to email and phone assistance from NI Application Engineers. [...]

  • Page 30

    NI 9472/9474 30 ni.com telephone s u pport o u tside the United St ates, contact yo u r local branch off ice: A u stralia 1800 300 800, A u stria 43 662 457990-0, Belgi u m 32 (0) 2 757 0020, Brazil 55 11 3262 3599, Canada 800 433 3488, China 86 21 5050 9800, Czech Rep u blic 420 224 235 774, Denmark 45 45 76 2 6 00, Finland 358 (0) 9 725 72511, Fr[...]

  • Page 31

    © 2003–2008 Nati onal Instruments Corp. All rights reserved. 373509E-01 May08 National Instruments, NI, n i.com, and LabVIEW are tr ademarks of National Instrument s Corporation. Refer to the Terms of Use section on ni.com/legal for more information about Natio nal Instruments trademarks. Other product and company names ment ioned herein are tra[...]