NATIONAL Instruments SCXI-1121 Signal Conditioning Module

Zambiri Zamalonda

• Zofotokozera
  • Zogulitsa: Chithunzi cha SCXI-1121
  • Wopanga: Zida Zadziko Lonse
  • Ntchito: Signal Conditioning Module

Malangizo Ogwiritsira Ntchito Zogulitsa

• Kayendetsedwe ka Calibration
  • Kuti muwonetsetse miyeso yolondola, ndikofunikira kuwongolera ma module a SCXI-1121 potengera njira zotsatirazi:
• Kupanga Koyamba
  • Konzani Madumpha a Half-Bridge Completion.
  • Konzani ma Gain Jumpers.
  • Konzani Zosefera Jumpers.
  • Konzani Zodumphira Zosangalatsa.
• Ndondomeko Yotsimikizira
  • Tsimikizirani Zolowetsa Analogi.
  • Tsimikizani Voltage Zoletsa Zosangalatsa.
  • Tsimikizirani Malire Osangalatsa Akalipo.
• Njira Yosinthira
  • Sinthani Zolowetsa Analogi ngati kuli kofunikira.
  • Sinthani Voltage Chisangalalo ngati pakufunika.
  • Sinthani Chisangalalo Chatsopano ngati pakufunika.
• Kutsimikizira Makhalidwe Osinthidwa
  • Mukasintha, tsimikizirani zoyambira kuti muwonetsetse kuti zakonzedwa bwino.
• Malire Oyesa
  • Onani zolembedwa zomwe zaperekedwa za malire oyeserera kuti mutsimikizire kulondola.

FAQs

• Q: Kodi ndiyenera kuwerengetsa kangati SCXI-1121?
  • A: NI imalimbikitsa kuwongolera kwathunthu kamodzi pachaka. Komabe, sinthani nthawiyi kutengera kulondola kwa pulogalamu yanu.
• Q: Kodi ndikufunika mapulogalamu apadera owongolera?
  • A: Ayi, simukusowa mapulogalamu apadera. Chikalata choyezera chomwe chaperekedwa chili ndi zidziwitso zonse zofunika kuti mumalize kuyeserera.

Mawu Oyamba

• Kodi Calibration N'chiyani?
  • Kuyesa kumaphatikizapo kutsimikizira kulondola kwa muyeso wa chipangizo ndikusintha vuto lililonse la muyeso. Kutsimikizira ndikuyesa magwiridwe antchito a chipangizocho ndikufanizira miyeso iyi ndi zomwe zidachitika mufakitale. Pakuyesa, mumapereka ndikuwerenga voltage milingo pogwiritsa ntchito miyezo yakunja, ndiye kuti musinthe ma calibration constants. Magawo oyezera amalipira zolakwika zilizonse mu chipangizocho ndikubwezeretsa kulondola kwa chipangizocho kumatchulidwe afakitole.
• N'chifukwa Chiyani Muyenera Kukonzekera?
  • Kulondola kwa zida zamagetsi kumayendetsedwa ndi nthawi ndi kutentha, zomwe zingakhudze kulondola kwa kuyeza. Calibration imabwezeretsanso magawowa kulondola kwake ndikuwonetsetsa kuti chipangizocho chikukwaniritsabe miyezo ya NI.
• Kodi Muyenera Kuwongolera Kangati?
  • Sanjani SCXI-1121 nthawi ndi nthawi monga momwe zimafotokozedwera ndi kuyeza kolondola kwa ntchito yanu. NI ikulimbikitsa kuti muyesere mokwanira kamodzi pachaka. Mutha kufupikitsa nthawiyi kutengera kulondola kwa pulogalamu yanu.
• Mapulogalamu ndi Zolemba
  • Simufunika mapulogalamu apadera kapena zolemba kuti muyese SCXI-1121. Chikalata choyezerachi chili ndi zonse zomwe mungafune kuti mumalize kuyeserera. Onani Buku Logwiritsa Ntchito la SCXI-1121 kuti mudziwe zambiri za SCXI-1121.

Zida Zoyesera

NI imalimbikitsa kuti mugwiritse ntchito zida zomwe zili mu Table 1 kuti muyese SCXI-1121. Ngati zidazi sizikupezeka, gwiritsani ntchito zofunikira zomwe zalembedwa mu Table 1 kuti musankhe cholowa choyenera.

Table 1. Zida Zoyesera

Zida	Analimbikitsa Model	Zofunikira
Calibrator	Fluke 5700A	50 ppm
DMM	NDI 4070	5 1/2-manambala, 15 ppm
Zotsutsa	-	120 W ndi 800 W, ± 10%

Ngati mulibe zida zolumikizira zachikhalidwe, muyenera zolumikizira izi:

• Ma terminal block, monga SCXI-1320
• Chingwe cholumikizira cha pini 68 chotetezedwa
• Chingwe cha pini 50
• 50-pini breakout bokosi
• Adaputala ya SCXI-1349

Zigawozi zimapereka mwayi wosavuta kuzikhomo zapa SCXI-1121 kutsogolo ndi zolumikizira kumbuyo.

Zoyeserera

Tsatirani malangizo awa kuti muwongolere maulalo ndi chilengedwe pakuwongolera:

• Sungani zolumikizira ku SCXI-1121 zazifupi. Zingwe zazitali ndi mawaya zimatha kukhala ngati tinyanga, kunyamula phokoso lowonjezera komanso zochotsa zotentha zomwe zimakhudza miyeso.
• Gwiritsani ntchito waya wamkuwa wotetezedwa pamalumikizidwe onse a chingwe ku SCXI-1121.
• Gwiritsani ntchito mawaya opotoka kuti muchepetse phokoso ndi kutentha.
• Sungani kutentha kwapakati pa 18 °C ndi 28 °C.
• Sungani chinyezi chocheperako 80%.
• Lolani nthawi yotentha ya mphindi 15 kwa SCXI-1121 kuti muwonetsetse kuti miyeso yozungulira ili pa kutentha kokhazikika.

Njira ya Calibration

Calibration process ili ndi izi:

1. Kupanga koyamba -Konzani SCXI-1121 kuti muyike.
2. Njira Yotsimikizira—Tsimikizirani ntchito yomwe ilipo ya SCXI-1121. Izi zimatsimikizira ngati SCXI-1121 ikugwira ntchito mkati mwa malire ake oyesa.
3. Njira Yosinthira—Pangani ma calibration akunja omwe amasintha ma calibration a SCXI-1121 okhudzana ndi vol yodziwika.tagndi gwero.
4. Kutsimikizira Makhalidwe Osinthidwa—Chitani chitsimikiziro china kuti muwonetsetse kuti SCXI-1121 ikugwira ntchito mkati mwa malire ake oyeserera pambuyo pa zosintha.

Kupanga Koyamba

Malizitsani zotsatirazi kuti mukonze SCXI-1121 kuti muyike. Onani Chithunzi 1 pa masitepe 1 ndi 2 ndi chithunzi 2 pa masitepe 3 ndi 4.

1. Chotsani zomangira pansi pa SCXI-1121.
2. Chotsani chophimba pa SCXI-1121 kuti mukhale ndi mwayi wopeza ma potentiometers.
3. Chotsani mbale yam'mbali ya SCXI chassis.
4. Ikani SCXI-1121 kumanja kumanja kwa SCXI chassis.

Simufunikanso kulumikiza SCXI-1121 ku chipangizo cha DAQ. Siyani kasinthidwe ka ma jumper a digito W32, W38, ndi W45 osasintha chifukwa sizikhudza ndondomekoyi.

Kukonza Madumpha a Half-Bridge Completion

Tsimikizirani kuti netiweki yomaliza ya theka la mlatho wayimitsidwa musanayang'ane SCXI-1121. Onani Chithunzi 3 cha malo odumphira theka la mlatho. Onani Table 2 pazosintha zolondola za jumper kuti mulepheretse netiweki yomaliza.

1. Zopangira thumbs
2. Voltage ndi Kusintha Kwapano
3. Front cholumikizira
4. Nambala ya siriyo
5. Output Null Sinthani Potentiometers
6. Wachiwiri-Stagndi Zosefera Jumpers
7. Cholumikizira cha Signal chakumbuyo
8. Dzina lazogulitsa, Nambala ya Msonkhano, Kalata Yokonzanso
9. SCXIbus cholumikizira
10. Terminal Block Mounting Hole
11. Chisangalalo Level Jumpers
12. Choyamba-Stagndi Zosefera Jumpers
13. Wachiwiri-Stagndi Gain Jumpers
14. Choyamba-Stagndi Gain Jumpers
15. Ma Jumpers a Half-Bridge Completion
16. Lowetsani Null Sinthani Potentiometers
17. Zosangalatsa Zodumphira
18. Grounding kagwere

Chithunzi 3. Chithunzi cha SCXI-1121 Part Locator

Table 2. Kumaliza Network Jumpers

Kukonzekera kwa Gain Jumpers

• Njira iliyonse yolowetsa ili ndi ma gains awiri osinthika ogwiritsa ntchitotages. Woyamba-stagKupindula kumapereka phindu la 1, 10, 50, ndi 100. The second-stage gain imapereka phindu la 1, 2, 5, 10, ndi 20. Sitima za SCXI-1121 zokhala ndi zoyambatage kupeza 100 (malo A) ndi sekondi-stagndikupeza 10 (malo D).
• Kuti musinthe kusintha kwa njira yodziwika pa SCXI-1121, tchulani Table 3 kwa okonza mareferensi a gain jumper. Onani chithunzi 3 cha komwe kuli ma jumpers. Sunthani chodumphira pamalo omwe akuwonetsedwa mu Gulu 4.

Table 3. Pezani Opanga Jumper Reference

Lowetsani Channel Nambala	Choyamba-Stage Pezani Jumper	Wachiwiri-Stage Pezani Jumper
0	W3	W4
1	W19	W20
2	W29	W30
3	W41	W42

Table 4. Pezani Maudindo a Jumper

Kupindula	Kukhazikitsa	Jumper Position
Choyamba-Stage	1	D
	10	C
	50	B
	100	A (makonzedwe a fakitale)
Wachiwiri-Stage	1	A
	2	B
	5	C
	10	D (mafakitale)
	20	E

Dongosolo la zoikamo kwa woyamba ndi wachiwiri-stagkupindula kulilibe kanthu malinga ndi zoyambazotage phindu kuchulukitsidwa ndi sekondi-stage phindu likufanana ndi mtengo womaliza womwe mukufuna.
Kukonza Zosefera Jumpers

• Njira iliyonse yolowetsa ilinso ndi zosefera ziwiri zosinthika ndi ogwiritsa ntchitotages.
• Zombo za SCXI-1121 zili pamalo a 4 Hz.
• Onani Table 5 kuti mupeze malo oyenera odumphira pamafupipafupi omwe mukufuna.
• Onani Chithunzi 3 cha malo a jumper blocks pa SCXI-1121.
• Tsimikizirani kuti zosefera zonse ndi stages amayikidwa pazithunzi zomwezo kuti muwonetsetse kuti mukukwaniritsa bandwidth yomwe mukufuna.

Table 5. Zokonda Zosefera Jumper

Lowetsani Channel Nambala	Jumper Yosefera Yoyamba		Jumper ya Sefa Yachiwiri
	4Hz (Kukhazikitsa Fakitale)	4 kHz	4Hz (Kukhazikitsa Fakitale)	4 kHz
0	W5-A	W5-B	W6	W7
1	W21-A	W21-B	W8	W9
2	W31-A	W31-B	W10	W11
3	W43-A	W43-B	W12	W13

Kukonza Zodumpha Zosangalatsa
Mutha kusintha njira iliyonse yosangalatsa ya SCXI-1121 kukhala voltage kapena mawonekedwe osangalatsa apano. Njira iliyonse ili ndi ma jumper awiri pachifukwa ichi. Khazikitsani ma jumper onse munjira yofanana kuti mugwiritse ntchito njira yosangalatsa. Onani Table 6 kuti mudziwe momwe mungakhazikitsire SCXI-1121 mumayendedwe omwe mukufuna. Zombo za SCXI-1121 kwa inu mu voltagNjira zake.

Table 6. Voltage ndi Zokonda Zamakono Zosangalatsa Jumper

Kukonza Mulingo Wachisangalalo
Njira iliyonse yosangalatsa ya SCXI-1121 ili ndi ziwiri zosiyana zapano kapena voltage nsi. Mutha kukhazikitsa tchanelo choperekedwa kukhala chimodzi mwamagawo awa:

• Munjira yamakono-0.150 mA kapena 0.450 mA
• Mu voltagNjira zake-3.333 V kapena 10 V

Pambuyo posankha njira yosangalatsa ya ntchito yomwe mukufuna-voltage kapena panopa, tchulani Table 7 kukhazikitsa SCXI-1121 pa mlingo wa ntchito. Zombo za SCXI-1121 zokhala ndi voltage mode idakhazikitsidwa ku 3.333 V.

Table 7. Zokonda pa Jumper Level

Ndondomeko Yotsimikizira

Njira yotsimikizira imatsimikizira momwe SCXI-1121 ikukwaniritsira malire ake. Mutha kugwiritsa ntchito chidziwitsochi kusankha nthawi yoyenera yosinthira pulogalamu yanu.

Kutsimikizira Kuyika kwa Analogi
Malizitsani izi kuti mutsimikizire zoyika za analogi:

1. Onani Table 12 mu gawo la Malire Oyesa pazokonda zonse zovomerezeka za SCXI-1121. NI imalimbikitsa kutsimikizira milingo yonse ndi zopindula, koma mutha kusunga nthawi poyang'ana magawo omwe amagwiritsidwa ntchito mu pulogalamu yanu.
2. Khazikitsani phindu la tchanelo pamakanema onse kuti mupindule ndi zomwe mukufuna kuyesa, kuyambira ndi phindu laling'ono kwambiri la SCXI-1121. Onani Table 12 kuti mupeze phindu.
3. Khazikitsani zosefera zamakanema onse pa SCXI-1121 mpaka 10 kHz.
4. Lumikizani calibrator ku njira yolowera ya analogi yomwe mukuyesa, kuyambira ndi tchanelo 0. Ngati mulibe chotchinga cha SCXI monga SCXI-1320, onani Table 13 kuti mudziwe mapini omwe ali pa cholumikizira chakutsogolo cha 96-pin chomwe chikugwirizana. kuzinthu zabwino ndi zoipa za tchanelo chotchulidwa. Za example, zolowetsa zabwino za tchanelo 0 ndi pin A32, yomwe imatchedwa CH0+. Kuyika kolakwika kwa tchanelo 0 ndi pini C32, yomwe imatchedwa CH0–.
5. Ikani DMM kukhala voltage, ndikugwirizanitsa ndi kutuluka kwa njira yomweyi yomwe calibrator inalumikizidwa mu sitepe 4. Onani Table 14 kuti mudziwe mapini pa cholumikizira cha 50-pini kumbuyo chomwe chikugwirizana ndi zotsatira zabwino ndi zoipa za njira yotchulidwa. . Za example, zotsatira zabwino za channel 0 ndi pini 3, zomwe zimatchedwa CH 0+. Kutulutsa koyipa kwa tchanelo 0 ndi pini 4, komwe kumatchedwa CH 0-.
6. Khazikitsani calibrator voltage ku mtengo womwe wafotokozedwa ndi Test Point yolembedwa mu Gulu 12.
7. Werengani zotulukapo voltagndi DMM. Ngati linanena bungwe voltage zotsatira zimagwera pakati pa Upper Limit ndi Lower Limit values, SCXI-1121 idapambana mayeso.
8. Bwerezani masitepe 4 mpaka 7 pazotsatira zotsalira.
9. Bwerezani masitepe 4 mpaka 8 pamayendedwe otsala a analogi.
10. Bwerezani masitepe 2 mpaka 9 kuti mupeze phindu lotsalira ndi zosefera zomwe zafotokozedwa mu Gulu 12.

Mwamaliza kutsimikizira zoyika za analogi. Ngati muyeso wanu uliwonse ukugwera kunja kwa malire oyesedwa omwe ali mu Table 12, sinthani SCXI-1121 monga momwe tafotokozera mu gawo la Adjusting Analog Input Offsets.

Kutsimikizira Voltage Zoletsa Zosangalatsa
Malizitsani zotsatirazi kuti mutsimikizire voliyumutagmalire osangalatsa:

1. Lumikizani chopinga cha 120 Ω ku zotsatira za njira yosangalatsa yomwe mukuyesa, kuyambira ndi njira yosangalatsa 0. Ngati muli ndi chotchinga cha terminal monga SCXI-1320, maulumikizidwe a mayendedwe osangalatsa amalembedwa pa block block. Ngati mulibe chotchinga, onani Table 13 kuti mudziwe zambiri za kulumikizana.
2. Konzani njira yosangalatsa kukhala mulingo wa 3.333 V.
3. Ikani DMM kukhala voltage, ndikulumikiza DMM imatsogolera kutulutsa kosangalatsa kwambiri momwe mungathere ndi thupi lodziletsa.
4. Yerekezerani kuwerengera kwa DMM ku malire a chisangalalo chomwe chikuwonetsedwa mu Table 8. Ngati kuwerengera kumagwera pakati pa Upper Limit ndi Lower Limit values, SCXI-1121 inapambana mayeso.
   • Table 8. Chithunzi cha SCXI-1121 Voltage Zoletsa Zosangalatsa
     

     Yesani Mfundo (V)	Malire Apamwamba (V)	Malire Otsika (V)
     3.333	3.334333	3.331667
     10	10.020000	9.980000
5. Konzani njira yosangalatsa kukhala mulingo wa 10 V, m'malo mwa 120 Ω resistor ndi 800 Ω resistor, ndikubwereza masitepe 3 ndi 4.
6. Bwerezani masitepe 2 mpaka 5 pamakanema onse otsala.

Mwamaliza kutsimikizira voliyumutagndi malire achisangalalo. Ngati muyeso wanu uliwonse ukugwera kunja kwa mayeso olembedwa mu Table 8, sinthani SCXI-1121 monga tafotokozera mu Adjusting Vol.tage Chidwi gawo.

Kutsimikizira Malire Osangalatsa Akalipo
Malizitsani izi kuti mutsimikize zoletsa zapano:

1. Chotsani chopinga panjira yosangalatsa ngati simunatero kale.
2. Konzani tchanelo kukhala mulingo wosangalatsa wa 0.150 mA.
3. Khazikitsani DMM kuti ikhale yapano, ndikuilumikiza ku njira yosangalatsa, kuyambira ndi tchanelo chosangalatsa 0. Ngati mulibe chotchinga cholumikizira, onani Chithunzi 3 kuti mudziwe zambiri.
4. Yerekezerani kuwerengera kwa DMM ku malire a chisangalalo chomwe chikuwonetsedwa mu Table 9. Ngati kuwerengera kumagwera pakati pa Upper Limit ndi Lower Limit values, SCXI-1121 inapambana mayeso.
   • Table 9. SCXI-1121 Malire Osangalatsa Apano
     

     Yesani Mfundo (MA)	Upper Limit (mA)	Lower Limit (mA)
     0.150	0.150060	0.149940
     0.450	0.450900	0.449100

5. Konzani tchanelo cha mulingo wosangalatsa wa 0.450 mA ndikubwereza masitepe 2 ndi 4.
6. Bwerezani masitepe 2 mpaka 5 pamakanema onse otsala.

Mwatsiriza kutsimikizira malire omwe alipo. Ngati muyeso wanu uliwonse ukugwera kunja kwa malire omwe alembedwa mu Table 9, sinthani SCXI-1121 monga tafotokozera mu gawo la Adjusting Current Excitation.

Njira Yosinthira

Njira yosinthira imasintha ma analogi olowera, voltage excitation malire, ndi zokometsa panopa malire.

Kusintha Zoyika za Analogi
Malizitsani izi kuti musinthe mtengo wa offset null value:

1. Khazikitsani phindu la tchanelo panjira yomwe mukusintha kuti mupindule ndi 1. Khazikitsani mtengo wa fyuluta ku 4 Hz.
2. Lumikizani calibrator ku njira ya analogi yomwe mukufuna kusintha. Onani Table 13 kuti mudziwe mapini omwe ali pa cholumikizira chakutsogolo cha mapini 96 omwe amagwirizana ndi zabwino ndi zoyipa za tchanelo chomwe mwatchulidwa. Za example, zolowetsa zabwino za tchanelo 0 ndi pin A32, yomwe imatchedwa CH0+. Kuyika kolakwika kwa tchanelo 0 ndi pini C32, yomwe imatchedwa CH0–.
3. Ikani DMM kukhala voltage, ndikugwirizanitsa ndi kutuluka kwa njira yomweyi yomwe calibrator inalumikizidwa mu sitepe 2. Onani Table 14 kuti mudziwe mapini pa cholumikizira cha 50-pini kumbuyo chomwe chikugwirizana ndi zotsatira zabwino ndi zoipa za njira yotchulidwa. . Za example, zotsatira zabwino za channel 0 ndi pini 3, zomwe zimatchedwa CH 0+. Kutulutsa koyipa kwa tchanelo 0 ndi pini 4, komwe kumatchedwa CH 0-.
4. Khazikitsani calibrator voltagndi 0.0 V.
5. Sinthani potentiometer yopanda mphamvu ya tchanelo mpaka kuwerenga kwa DMM ndi 0.0 ±3.0 mV. Onani Chithunzi 3 cha malo a potentiometer ndi Table 10 ya potentiometer reference designator.
   • Table 10. Ma Calibration Potentiometers Reference Designators
     

     Lowetsani Channel Nambala	Lowetsani Null	Kutulutsa Null
     0	R02	R03
     1	R16	R04
     2	R26	R05
     3	R36	R06

6. Khazikitsani phindu la tchanelo kukhala phindu la 1000.0 panjira yomwe mukusintha. Onani Matebulo 3, 4, ndi 5 kuti mudziwe zambiri.
7. Sinthani null potentiometer ya tchanelo 0 mpaka kuwerenga kwa DMM ndi 0.0 ±6.0 mV. Onani Chithunzi 3 cha malo a potentiometer ndi Table 10 ya potentiometer reference designator.
8. Bwerezani masitepe 1 mpaka 7 pazowonjezera zotsalira za analogi.

Mwamaliza kukonza zoyika za analogi.

Kusintha Voltagndi Chisangalalo

Mukasintha njira zachisangalalo, nthawi zonse yambani ndi voltage excitation ndiyeno pitirirani ku chisangalalo chapano. Gwiritsani ntchito voltage excitation reference monga voltage zofotokozera za chisangalalo chomwe chilipo.

Malizitsani zotsatirazi kuti musinthe voltagndi chisangalalo:

1. Lumikizani chopinga cha 120 Ω kudutsa njira yosangalatsa yomwe mukusintha.
2. Konzani njira yosangalatsa kukhala mulingo wosangalatsa wa 3.333 V.
3. Ikani DMM kukhala voltage mode, ndikulumikiza DMM imatsogolera kuzinthu zosangalatsa kwambiri momwe zingathere ku thupi lotsutsa.
4. Sinthani voltage potentiometer mpaka voltagKuwerenga kwa e kumagwera pakati pa 3.334333 V ndi 3.331667 V. Onani Chithunzi 3 cha malo a potentiometer ndi Table 11 kwa potentiometer reference designator.

Table 11. Zosangalatsa Zowongolera Potentiometer Reference Designators

Lowetsani Channel Nambala	Zosangalatsa Channel
	Voltage Mode	Masiku ano
0	R10	R7
1	R20	R17
2	R30	R27
3	R40	R37

Zindikirani Gawoli limayang'anira kuchuluka kwa chisangalalo cha 10 V nthawi imodzi, koma kulondola komwe kumapezeka kumangokhala ± 0.2%. Kuti mukwaniritse kulondola bwino pamlingo wa 10 V, tsatirani masitepe 1 mpaka 4 koma ikani kuchuluka kwa chisangalalo ku 10 V m'malo mwa 3.333 V. Mukatero, mlingo wa 3.333 V wa njira iyi udzasinthidwa kukhala ± 0.2% mmalo mwa ku +0.04%. Mu fakitale, SCXI-1121 imayikidwa pa 3.333 V. Bwerezani masitepe 1 mpaka 4 pazitsulo zonse zotsalira. Mwamaliza kukonza voltagndi njira zosangalatsa.

Kusintha Chisangalalo Chatsopano
Malizitsani zotsatirazi kuti musinthe chisangalalo chomwe chilipo:

1. Chotsani chopinga panjira yosangalatsa ngati simunatero kale.
2. Konzani tchanelo cha 0.150 mA mulingo wapano wa chisangalalo.
3. Khazikitsani DMM kuti ikhale yamakono, ndikuyilumikiza ndi njira yosangalatsa yomwe mukufuna kusintha.
4. Sinthani potentiometer yachisangalalo mpaka kuwerengera komweko kukhale pakati pa 0.150060 mA ndi 0.149940 mA. Onani chithunzi 3 cha malo a potentiometer ndi Table 11 ya potentiometer reference designator.
   • Zindikirani Gawoli limayang'anira mlingo wa 450 μA nthawi imodzi, koma kulondola komwe kumapezeka kumangokhala ± 0.2%. Kuti mukwaniritse kulondola bwino pamlingo wa 450 μA, tsatirani masitepe 1 mpaka 4 koma ikani mulingo wosangalatsa ku 450 μA m'malo mwa 150 μA. Mukatero, mulingo wa 150 μA wa tchanelochi udzasinthidwa kukhala ± 0.2% m'malo mwa ± 0.04%. Pafakitale, SCXI-1121 imasinthidwa kukhala 150 μA.
5. Bwerezani masitepe 1 mpaka 4 pamakanema onse otsala.
   • Mwamaliza kukonza njira zachisangalalo zapano.

Kutsimikizira Makhalidwe Osinthidwa

Mukamaliza zosinthazo, ndikofunikira kutsimikizira ntchito yolowera analogi, voltage excitation, ndi chisangalalo chapano kachiwiri pobwereza masitepe omwe alembedwa mu Verification Procedure. Kutsimikizira zomwe zasinthidwa zimatsimikizira kuti SCXI-1121 ikugwira ntchito mkati mwa malire ake oyesa pambuyo pa zosintha.
Zindikirani Ngati SCXI-1121 ikulephera pambuyo poyesa, ibwezereni ku NI kuti ikonzedwe kapena kusinthidwa. Kuti mumve zambiri zamomwe mungalumikizire NI kuti mukonze kapena kusinthidwa, onani chikalata cha Technical Support Information.

Malire Oyesa

Table 12 ili ndi malire a mayeso a SCXI-1121. Ngati gawoli lidayesedwa mkati mwa chaka chatha, zotuluka ziyenera kugwera pakati pa Upper Limit ndi Lower Limit values.
Table 12. Malire Oyesa a SCXI-1121

Kupindula	Yesani Mfundo (V)	4 Hz Kukhazikitsa Sefa		10 kHz Zosefera Zosefera
		Chapamwamba Malire (V)	Pansi Malire (V)	Chapamwamba Malire (V)	Pansi Malire (V)
0.01*	225.0000	2.269765	2.230236	2.346618	2.303382
0.01*	0.0000	0.005144	-0.05144	0.006510	-0.006510
0.01*	-225.0000	-2.230236	-2.269765	-2.303382	-2.346618
0.02*	225.0000	4.534387	4.465613	3.750713	3.689287
0.02*	0.0000	0.005146	-0.005146	0.006540	-0.006540
0.02*	-225.0000	– 4.465613	-4.534387	-3.689287	-3.750713
0.05*	90.0000	4.534387	4.465614	4.686836	4.613164
0.05*	0.0000	0.005146	-0.005146	0.006620	-0.006620
0.05*	-90.0000	– 4.465614	-4.534387	– 4.613164	-4.686836
0.01*	45.0000	4.534387	4.465613	4.686936	4.613064
0.01*	0.0000	0.005146	-0.005146	0.006720	-0.006720
0.01*	-45.0000	– 4.465613	-4.534387	– 4.613064	-4.686936
0.02*	22.5000	4.534387	4.465613	4.687516	4.612484
0.02*	0.0000	0.005146	-0.005146	– 0.007300	-0.007300
0.02*	-22.5000	– 4.465613	-4.534387	– 4.612484	-4.687516
0.05*	9.0000	4.534388	4.465613	4.686911	4.613089
0.05*	0.0000	0.005147	-0.005147	0.006695	-0.006695
0.05*	-9.0000	– 4.465613	-4.534388	– 4.613089	-4.686911
1	4.5000	4.534295	4.465705	4.535671	4.464329
1	0.0000	0.005144	-0.005144	0.006520	-0.006520
1	– 4.5000	– 4.465705	-4.534295	– 4.464329	-4.535671
2	2.2500	4.534292	4.465708	4.535693	4.464307
2	0.0000	0.005141	-0.005141	0.006542	-0.006542
2	-2.2500	– 4.465708	-4.534292	– 4.464307	-4.535693

Kupindula	Yesani Mfundo (V)	4 Hz Kukhazikitsa Sefa		10 kHz Zosefera Zosefera
		Chapamwamba Malire (V)	Pansi Malire (V)	Chapamwamba Malire (V)	Pansi Malire (V)
5	0.9000	4.534293	4.465707	4.535706	4.464294
5	0.0000	0.005142	-0.005142	0.006555	-0.006555
5	– 0.9000	– 4.465707	-4.534293	– 4.464294	-4.535706
10	0.4500	4.534387	4.465613	4.535771	4.464229
10	0.0000	0.005236	-0.005236	0.006620	-0.006620
10	– 0.4500	– 4.465613	-4.534387	– 4.464229	-4.535771
20	0.2250	4.534456	4.465544	4.535979	4.464021
20	0.0000	0.005305	-0.005305	0.006828	-0.006828
20	– 0.2250	– 4.465544	-4.534456	– 4.464021	-4.535979
50	0.0900	4.534694	4.465306	4.536146	4.463854
50	0.0000	0.005543	-0.005543	0.006995	-0.006995
50	– 0.0900	– 4.465306	-4.534694	– 4.463854	-4.536146
100	0.0450	4.535095	4.464905	4.536551	4.463449
100	0.0000	0.005944	-0.005944	0.007400	-0.007400
100	– 0.0450	– 4.464905	-4.535095	– 4.463449	-4.536551
200	0.0225	4.535892	4.464108	4.537797	4.462203
200	0.0000	0.006741	-0.006741	0.008646	-0.008646
200	0.0225	– 4.464108	-4.535892	– 4.462203	-4.537797
250	0.0180	4.536294	4.463706	4.538614	4.461387
250	0.0000	0.007143	-0.007143	0.009463	-0.009463
250	– 0.0180	– 4.463706	-4.536294	– 4.461387	-4.538614
500	0.0090	4.538303	4.461698	4.540951	4.459049
500	0.0000	0.009152	-0.009152	0.011800	-0.011800
500	– 0.0090	– 4.461698	-4.538303	– 4.459049	-4.540951
1000	0.0045	4.542321	4.457679	4.546501	4.453499
1000	0.0000	0.013170	-0.013170	0.017350	-0.017350
1000	– 0.0045	– 4.457679	-4.542321	– 4.453499	-4.546501
2000	0.00225	4.551389	4.448611	4.558631	4.441369

Kupindula	Yesani Mfundo (V)	4 Hz Kukhazikitsa Sefa		10 kHz Zosefera Zosefera
		Chapamwamba Malire (V)	Pansi Malire (V)	Chapamwamba Malire (V)	Pansi Malire (V)
2000	0.00000	0.022238	-0.022238	0.029480	-0.029480
2000	-0.00225	– 4.448611	-4.551389	– 4.441369	-4.558631
* Mtengo umapezeka pokhapokha ukagwiritsidwa ntchito ndi SCXI-1327 high-voltagndi terminal block

Zithunzi za Panel

Zithunzi za SCXI-1121 Patsogolo ndi Kumbuyo

Gulu 13 likuwonetsa magawo a pini a SCXI-1121 cholumikizira chakutsogolo. Gome 14 likuwonetsa magawo a pini a cholumikizira chakumbuyo cha SCXI-1121.

Table 13. Ntchito za Pini Yolumikizira Kutsogolo

Table 14. Ntchito za Pini Yakumbuyo

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Zolemba / Zothandizira

NATIONAL Instruments SCXI-1121 Signal Conditioning Module [pdf] Buku la Malangizo SCXI-1121 Signal Conditioning Module, SCXI-1121, Signal Conditioning Module, Conditioning Module, Module

Maumboni

• Buku Logwiritsa Ntchito