National Instruments NI 9215 manuale d’uso

OPERATING INSTRUCTIONS AND S PECIFICATIONS NI 9215 4-Channel, ±10 V, 16-Bit Simultan eous Analog Input Module ni.com/manuals Deutsch Français[...]

NI 9215 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 9 215 and incl u des specif ications and term inal assignments for the NI 9215. In this doc u ment, the NI 9215 with scre w terminal and NI 9215 with BNC are referred to incl u si v ely as the NI 9215. V isit ni.com/info a[...]

© National Inst ruments Corp. 3 NI 9215 Operating Instructi ons and Specific ations 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 v oltages only to the NI 9215 with scre w terminal. Do not connect hazar[...]

NI 9215 Operating I nstruction s and Specificati ons 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 99 32 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 conne cto r [...]

© National Inst ruments Corp. 5 NI 9215 Operating Instructi ons and Specific ations Safety Guidelines fo r Hazardous Loca tions The NI 9215 is s u itable for u se in Class I, Division 2, Gro u ps A, B, C, D, and T4 hazardo u s locations; Class I, Zone 2, AEx nC IIC T4 and Ex nC IIC T4 hazardo u s locations; and n onhazardo u s locations only . Fol[...]

NI 9215 Operating I nstruction s and Specificati ons 6 ni.com Caution For Zone 2 applications, connected signals m u st be within the following limit: Capacitance ..... ........... .......... 0.2 μ F max Special Conditions for Hazard ous Locations Use in Europe This eq u ipment has been e val u ated as EEx nC IIC T4 eq u ipment u nder DEMK O Certi[...]

© National Inst ruments Corp. 7 NI 9215 Operating Instructi ons and Specific ations Caution T o meet radio freq u enc y emission req u irements for marine applications, u se shielded cables and install the system in a metal enclos u re. S u ppression ferrites m u st be installed on power s u pply inp u ts near po wer entries to mod u les and contr[...]

NI 9215 Operating I nstruction s and Specificati ons 8 ni.com Connecting the NI 9215 The NI 9215 pro vides connections for fo u r dif ferential ana log inp u t channels. Figure 2. T erminal Assignments of th e NI 9215 with Screw T erminal 0 1 2 3 4 5 6 7 8 9 AI0+ AI0– AI1+ AI1– AI2+ AI2– AI3+ AI3– NC COM[...]

© National Inst ruments Corp. 9 NI 9215 Operating Instructi ons and Specific ations Figure 3. Connector Assignments of the NI 9215 with BNC AI 3 + AI 3 – AI2+ AI2– AI0+ AI0– AI1+ AI1–[...]

NI 9215 Operating I nstruction s and Specificati ons 10 ni.com The NI 9215 with screw terminal has a 10-terminal detachable scre w-terminal connector . The NI 9215 with BNC has fo u r BNC connectors. Each channel of the NI 9215 has an AI+ terminal or shield to which yo u can connect the positiv e voltage signal, and an AI– terminal or shield to w[...]

© National Inst ruments Corp. 11 NI 9215 Operating Instructi ons and Specific ations Connecting Differen tial Voltage Signal s to the NI 9215 Yo u can connect gro u nded or floating dif feren tial signals to th e NI 9215. Connect the positi ve voltage signal to AI+ and the negati ve voltage signal to AI–. T o connect gro u nded dif ferential sig[...]

NI 9215 Operating I nstruction s and Specificati ons 12 ni.com T o connect floating dif f erential signals to the NI 9215 with screw terminal, yo u m u st connect the nega tiv e lead of the signal to COM thro u gh a 1 M Ω resistor to keep the v oltage so u rce within the common-mode voltage ra nge, as sho wn in Fig u re 5. If the voltage so u rce [...]

© National Inst ruments Corp. 13 NI 9215 Operating Instructi ons and Specific ations Connecting Single-En ded V oltage Signals to the NI 9215 T o connect single-ende d vo ltage signals to the NI 9215 with screw terminal, yo u m u st also connect the gro u nd signal to the COM terminal to kee p the common-mode v oltage in the specifie d range, as s[...]

NI 9215 Operating I nstruction s and Specificati ons 14 ni.com Wiring for High Vibrati on Applications If an application u sing the NI 9215 with scre w terminal is s u bject to high vibration, National Instr u ments recomm ends that yo u either u se ferr u les to ter minate wires to the detacha ble scre w-terminal connector or u se the NI 9932 back[...]

© National Inst ruments Corp. 15 NI 9215 Operating Instructi ons and Specific ations NI 9215 Circuitr y The NI 9215 channels share a common gro u nd that is isolated from other mod u les in the system. The NI 9215 protects each channel from ov erv oltages. For more information abo u t ov ervoltage protection, refer to the Specifi cations section. [...]

NI 9215 Operating I nstruction s and Specificati ons 16 ni.com Figure 8. Input Cir c uitry for One Channel on the NI 9215 with Screw T erminal COM AI + AI – NI 9215 with Screw T erminal Isolated ADC Overvoltage Protection Overvoltage Protection Instrumentation Amplifier + –[...]

© National Inst ruments Corp. 17 NI 9215 Operating Instructi ons and Specific ations The NI 9215 with BNC has a resistor that ens u res the inp u t voltage does not drift o u tside of the common-mode range. Figure 9. Input Cir cuitry for One Channel on the NI 9215 with BNC AI + AI – Isolated ADC NI 9215 with BNC + – Instrumentation Amplifier 1[...]

NI 9215 Operating I nstruction s and Specificati ons 18 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. If the chassis s u pports sleep mode, r[...]

© National Inst ruments Corp. 19 NI 9215 Operating Instructi ons and Specific ations Specifications The follo wing specifications are typical for the range – 40 to 70 °C u nless otherwise noted. Input Characteristics N u mber of channels ............ ........... ... 4 a nalog inp u t channels ADC resol u tion . ........... ........... .........[...]

NI 9215 Operating I nstruction s and Specificati ons 20 ni.com Inp u t voltage ranges 1 1 Refer to the Safety Guideli nes section for more information abo u t safe oper ating voltages. Measurement V oltage, AI+ to AI– Maximum V oltage (Signal + Common Mode) Minimum* (V) Ty p i c a l (V) Maximum (V) Screw Te r m i n a l BNC ±10.2 ±10.4 ±10.6 Ea[...]

© National Inst ruments Corp. 21 NI 9215 Operating Instructi ons and Specific ations Overv oltage protecti on ................ ..... ± 30 V Con version time Channel 0 only .......... ............ ..... 4 .4 μ s Channels 0 and 1 ............ ......... ... 6 μ s Channels 0, 1, and 2 ................ ... 8 μ s Channels 0, 1, 2, and 3 .......... .[...]

NI 9215 Operating I nstruction s and Specificati ons 22 ni.com CMRR ( f in = 60 Hz) ................ .......... –73 dB min Inp u t bandwidth (–3 dB) ..... ............. . 420 kHz min Inp u t impedance Resistance NI 9215 with screw terminal ............ ......... . 1 G Ω NI 9215 with BNC (Between any tw o AI– terminals) ..... ............ ...[...]

© National Inst ruments Corp. 23 NI 9215 Operating Instructi ons and Specific ations NI 9215 with BNC 10 V step ....... ........... ......... ... 25 μ s 20 V step ....... ........... ......... ... 35 μ s No missing code s ....... ........... ......... ... 15 bits g u aranteed DNL ............. ........... ............ ......... ..... –1.9 t o [...]

NI 9215 Operating I nstruction s and Specificati ons 24 ni.com Thermal dissipation (at 70 °C) Active mode .............. ......... ........ 560 mW max Sleep mode . ......... ........... ......... ... 25 μ W ma x Physical Characteristics If yo u need to clean the mod u l e, wipe it with a dry to wel. Screw-terminal wiring ............ .......... 1[...]

© National Inst ruments Corp. 25 NI 9215 Operating Instructi ons and Specific ations Safety NI 9215 with Screw T erminal Safety Voltages Connect only v oltages that are within the follo wing lim its. Channel-to-COM ........... ........... ........ ± 30 V max Isolation Channel-to-channel .................... No isolation betwe en channels Channel-[...]

NI 9215 Operating I nstruction s and Specificati ons 26 ni.com Caution Do not connect the NI 9215 with scre w terminal to signals or u se for meas u rements within Meas u rement Categories III or IV . NI 9215 with BNC Safety Voltages Connect only v oltages that are within the follo wing lim its. AI+-to-AI– ........ ......... ........... .........[...]

© National Inst ruments Corp. 27 NI 9215 Operating Instructi ons and Specific ations eq u ipment, limited-ene rg y parts of eq u ipment , circ u its po wered by reg u lated lo w-voltage so u rces, and electronics. Caution Do not connect the NI 9215 with BNC to signals or u se for meas u rements within Meas u rement Categories II, III, or IV . Safe[...]

NI 9215 Operating I nstruction s and Specificati ons 28 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 ro[...]

© National Inst ruments Corp. 29 NI 9215 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)....... ........... ............ 5 to 95% RH, noncondensing Maxim u m altit u de.......... ......... .......... 2,000 m Poll u tion[...]

NI 9215 Operating I nstruction s and Specificati ons 30 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 u ipment for meas u remen t, control, and laboratory u se: • EN 61326 EMC req u irements; Ind u strial Imm u nity • EN 55011 Emissions; Gro u p 1[...]

© National Inst ruments Corp. 31 NI 9215 Operating Instructi ons and Specific ations ni.com/certification , search by mod u le n u mber or prod u ct line, and click the appropriate link in the Certification col u mn. 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 [...]

NI 9215 Operating I nstruction s and Specificati ons 32 ni.com Calibration Yo u can obtain the calibration cert ificate and information abo u t calibration services for th e NI 9215 at ni.com/calibration . Calibration interval ...... ........... ......... . 1 year Where to Go for Support The National Instr u ments W eb site is yo u r complete re so[...]

© National Inst ruments Corp. 33 NI 9215 Operating Instructi ons and Specific ations National Instr u ments also has off ices located aro u nd the world to help address yo u r s u pport needs. For telephone s u pport in the United States, c reate yo u r ser vice req u est at ni.com/ s upport and follo w the call ing instr u ctions or dial 512 795 [...]

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