National InstrumentsメーカーNI 9425の使用説明書/サービス説明書
ページ先へ移動 of 22
OPERATING INSTRUCTIONS AND S PECIFICATIONS NI 9425 32-Channel, 24 V Sinking Digital Input Mo dule ni.com/manuals Deutsch Français.
NI 9425 Operating I nstruction s and Specificati ons 2 ni.com This doc u ment describes ho w to u se the National Instr u ments 9 425 and incl u des specif ications and pin assignments for the NI 9425. Vi s i t ni.com/info and enter rd s oftwarever s ion to determine which software yo u need for the mod u les yo u are u sing.
© National Inst ruments Corp. 3 NI 9425 Operating Instructi ons and Specific ations Safety Guidelines Operate the NI 9425 only as described in these operating instr u ctions. 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 .
NI 9425 Operating I nstruction s and Specificati ons 4 ni.com Caution When mod u le terminals are hazardo u s voltage LIVE (>42.4 V pk /60 VDC), yo u m u st ens u re that devices and circ u its connected to the mod u le are properly ins u lated from h u man contact.
© National Inst ruments Corp. 5 NI 9425 Operating Instructi ons and Specific ations Caution For Zone 2 applications, install the system in an enclos u re rated to at least IP 54 as defined b y IEC 60529 an d EN 60529 . Caution For Zone 2 applications, connected signals m u st be within the following limit: Capacitance .
NI 9425 Operating I nstruction s and Specificati ons 6 ni.com Special Conditions fo r Marine Appli cations Some mod u les are Lloyd’ s Re gister (LR) T ype Approv ed for marine applications.
© National Inst ruments Corp. 7 NI 9425 Operating Instructi ons and Specific ations Connecting the NI 9425 The NI 9425 has a 37-pin DSUB connector that pro vides connections for 32 sim u ltaneo u sly-sampled digital inp u t channels.
NI 9425 Operating I nstruction s and Specificati ons 8 ni.com Each channel has a DI pin to which yo u can connect a digital inp u t signal. The NI 9425 has fo u r common pins, COM, that are internally connected to the is olated reference of the mod u le.
© National Inst ruments Corp. 9 NI 9425 Operating Instructi ons and Specific ations Figure 2. Connecting a Device to the NI 9425 (Three-Wire Device Shown) The NI 9425 channel re gisters as ON when the so u rcing-o u tp u t de vice applies a voltage or dri ves a c u rrent that is in the inp u t ON range to the DI pin.
NI 9425 Operating I nstruction s and Specificati ons 10 ni.com Sleep Mode This mod u le s u pports a low-po wer sleep mode. S u pport for sleep mode at the system le vel depe nds on the chassis that the mod u le is pl u gged into. Refer to the chassis man u al for information abo u t s u pport for sleep mode.
© National Inst ruments Corp. 11 NI 9425 Operating Instructi ons and Specific ations Specifications The follo wing spec ific ations are typical for the range – 40 to 70 °C u nless otherwise noted. All v oltages are relat iv e to COM u nless otherwise noted.
NI 9425 Operating I nstruction s and Specificati ons 12 ni.com I/O protection Inp u t v oltage 8 channels ....... ........... .......... 60 VDC ma x 32 channels ....... .............. ..... 30 VDC max Re verse-biased voltage 8 channels ....... .......
© National Inst ruments Corp. 13 NI 9425 Operating Instructi ons and Specific ations MTBF .......... ........... .................. ........ 1,256,699 ho u rs at 25 °C; Bellcore Iss u e 2, Method 1, Case 3, Limited P art Stress Method Note Contact NI for Bellcore MTBF specifications at other temperat u res or for MIL-HDBK-21 7F specifications.
NI 9425 Operating I nstruction s and Specificati ons 14 ni.com Safety Safety Voltages Connect only v oltages that are within the follo wing lim its. Channel-to-COM .. ........... ............ ..... 60 VDC max Isolation Channel-to-channel ... .........
© National Inst ruments Corp. 15 NI 9425 Operating Instructi ons and Specific ations Caution Do not co nnec t the NI 9425 t o sign als or u se for meas u rements within Meas u rement Categories II, III, or IV . Hazardous Locations U.S. (UL) .........
NI 9425 Operating I nstruction s and Specificati ons 16 ni.com Note For UL and other safety certif ications, refer to the prod u ct label or the Online Product Certification section.
© National Inst ruments Corp. 17 NI 9425 Operating Instructi ons and Specific ations CE Compliance This prod u ct meets the essent ial req u irem ents of app licable E u ropean Directi v es as follo .
NI 9425 Operating I nstruction s and Specificati ons 18 ni.com Operating shock (IEC 60068-2-27)........... ........... ........ 30 g, 11 ms half sine, 50 g, 3 ms half sine, 18 shocks at 6 orientations.
© National Inst ruments Corp. 19 NI 9425 Operating Instructi ons and Specific ations Maxim u m altit u de.......... ......... .......... 2,000 m Poll u tion Degree (IEC 60664) .......... 2 Environmental Mana gement NI is committed to designing and man u fact u ring prod u cts in an en vironmentally responsible manner .
NI 9425 Operating I nstructions and Specificati ons 20 ni.com 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.
© National Inst ruments Corp. 21 NI 9425 Operating Instructions and Specific ations telephone s u pport o u tside the United Stat es, contact yo u r local branch off ice: A u stralia 1800 300 800, A .
© 2004 – 2008 National Instruments Corp. All right s reserved. 373782E-01 Sep08 National Instruments, NI, n i.com, and LabVIEW are tradem arks of National Instruments Corporation. Refer to the Terms of Use section on ni.com/legal for more i n formation abou t National Instruments trademar ks.
デバイスNational Instruments NI 9425の購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
National Instruments NI 9425をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはNational Instruments NI 9425の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。National Instruments NI 9425の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。National Instruments NI 9425で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
National Instruments NI 9425を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はNational Instruments NI 9425の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、National Instruments NI 9425に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちNational Instruments NI 9425デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。