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OPERATING INSTRUCTIONS AND S PECIFICATIONS NI 9475 8-Channel, 60 V, High-Speed , Sourcing Digital Output Module ni.com/manuals Deutsch Français.
NI 9475 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 9475 and incl u des specif ications and pin assignments for the NI 9475. 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 9475 Operating Instructi ons and Specific ations Safety Guidelines Operate the NI 9475 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 9475 Operating I nstruction s and Specificati ons 4 ni.com Caution S u bstit u tion of components may impair s u itability for Class I, Division 2. 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 .
© National Inst ruments Corp. 5 NI 9475 Operating Instructi ons and Specific ations Special Conditions fo r Marine Appli cations Some mod u les are Lloyd’ s Re gister (LR) T ype Approv ed for marine applications. T o verify Llo yd’ s Register cert ification, visit ni.
NI 9475 Operating I nstruction s and Specificati ons 6 ni.com Connecting the NI 9475 The NI 9475 has a 25-pin DSUB connector that pro vides connections for eight digital o u tp u t channels.
© National Inst ruments Corp. 7 NI 9475 Operating Instructi ons and Specific ations Each channel of the NI 9475 has a DO pin to which yo u can connect a dev ice.
NI 9475 Operating I nstruction s and Specificati ons 8 ni.com Yo u can directly connect the NI 9475 to a va riety 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 9475 are co mpatible with the o u tp u t specif ications of t he mod u le.
© National Inst ruments Corp. 9 NI 9475 Operating Instructi ons and Specific ations Increasing Current Drive Each channel ha s 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 device, yo u can connect any n u mber of channels together in parallel.
NI 9475 Operating I nstruction s and Specificati ons 10 ni.com I/O Protection The NI 9475 is short-circ u it proof in accordance with IEC 1131-2 and provides o verc u rr ent protection.
© National Inst ruments Corp. 11 NI 9475 Operating Instructi ons and Specific ations Higher inr u sh c u rrents that exist for less than the trip time do not trip the protec tion circ u itry .
NI 9475 Operating I nstruction s and Specificati ons 12 ni.com ove rc u rrent condition occ u rs. A channel LED may be on ev en if the channel is of f beca u se of an ov erc u rrent condition. T o determine if the channel is in an overc u rrent state, meas u re the voltage between DO and V s u p .
© National Inst ruments Corp. 13 NI 9475 Operating Instructi ons and Specif ications s u pport for sleep mode. Refer to the softw are help for information abo u t enabling slee p mode. V isit ni.com/info and enter c s erie s doc for information abo u t C Series doc u menta tion.
NI 9475 Operating I nstruction s and Specificati ons 14 ni.com O u tp u t impedance ( R 0 ) .................. ... 0.14 Ω max Contin u o u s o u tp u t c u rrent ( I 0 ), per channel .......... ........... ........... ........ 1 A max O u tp u t voltage .
© National Inst ruments Corp. 15 NI 9475 Operating Instructi ons and Specific ations MTBF .......... ........... .................. ........ 1,096,296 ho u rs at 25 °C; Bellcore Iss u e 6, 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 9475 Operating I nstruction s and Specificati ons 16 ni.com Safety Maximum Voltage 1 Connect only v oltages that are within the follo wing lim its. V s u p -to-COM.
© National Inst ruments Corp. 17 NI 9475 Operating Instructi ons and Specific ations Isolation Voltages Channel-to-channel ...... ............. ........ No isolation betwe en channels Channel-to-earth gro u nd Contin u o u s ................... .....
NI 9475 Operating I nstruction s and Specificati ons 18 ni.com Hazardous Locations U.S. (UL) ........ ........... ........... ........... . Class I, Di vision 2, Gro u ps A, B, C, D, T4; Class I, Zone 2, AEx nA IIC T4 Canada (C-UL) .......... ........
© National Inst ruments Corp. 19 NI 9475 Operating Instructi ons and Specific ations Operating h u midity (IEC 60068-2-56)....... ........... ............ 10 to 90% RH, noncondensing Storage h u midity (IEC 60068-2-56)....... ........... ............
NI 9475 Operating I nstruction s and Specificati ons 20 ni.com Electromagnetic Compatibility This prod u ct is designed to meet the req u ire ments of the follo wing standards of EMC for electrical eq.
© National Inst ruments Corp. 21 NI 9475 Operating Instructi ons and Specific ations Note Refer to the Declaration of Co nformity (DoC) for this prod u ct for any additional reg u latory compliance information. T o obtain the DoC for this prod u ct, visit ni.
NI 9475 Operating I nstructions and Specifications 22 ni .com Waste Electrical and Electronic Equipment (WEEE) EU Customers At t he end of their life cycl e, all prod u cts must be sent to a WEEE re c ycling center . For more information abo u t WEEE recycling ce nters and National Instr u ments WEEE initiati ves, visit ni.
© National Inst ruments Corp. 23 NI 9475 Operating Instructions and Specific ations 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.
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