7710 Multiplexer module
LitaeloMohlala oa 7710 Multiplexer Module
Litaelo tsa tšebeliso le DAQ6510
Keithley Instruments
28775 Aurora Road
Cleveland, Ohio 44139
1-800-833-9200
tek.com/keithley

Selelekela

The 7710 20-channel Solid-state Differential Multiplexer with Automatic Cold Junction Compensation (CJC) module e fana ka likanale tse 20 tsa 2-pole kapa likanale tse 10 tsa 4-pole relay input e ka hlophisoang e le libanka tse peli tse ikemetseng tsa multiplexers. Li-relay ke boemo bo tiileng, bo fanang ka bophelo bo bolelele le tlhokomelo e tlase. E loketse lits'ebetso tsa nako e telele tsa ho rema data le ho batla lits'ebetso tse potlakileng haholo.
Setšoantšo sa 1: 7710 20-Channel Differential Multiplexer Module Ntho e romelloang ka sekepe e ka fapana ho ea ka mohlala o bontšitsoeng mona.
7710 e kenyelletsa lintlha tse latelang:

• Li-relays tse sebetsang ka potlako, tsa bophelo bo bolelele
• DC le AC voltaglitekanyo
• Litekanyo tsa khanyetso tsa mehala e 'meli kapa tse' nè (ka tsela e iketsang li-relay tsa litekanyo tse 'nè)
• Lisebelisoa tsa mocheso (RTD, thermistor, thermocouple)
• Referense e hahelletsoeng ka har'a mateano a batang bakeng sa mocheso oa thermocouple
• Screw terminal connections

HLOKOMELA
7710 e ka sebelisoa le DAQ6510 Data Acquisition le Multimeter System.
Haeba u sebelisa mojule ona oa switching ka 2700, 2701, kapa 2750, ka kopo bona Model 7710 Multiplexer.
Tataiso ea Basebelisi ba Karete, Keithley Instruments PA-847.

Likamano

Li-terminal tsa Screw moduleng oa switching li fanoe bakeng sa ho hokela sesebelisoa se tlas'a teko (DUT) le potoloho ea kantle. 7710 e sebelisa li-terminals tsa ho hakolla kapele. U ka etsa likhokahano ho block block ha e khaotsoe ho mojulung. Li-terminal blocks li lekantsoe bakeng sa likhokahano tse 25 le li-disconnect.
TLHOKOMELO
Mekhoa ea ho hokahanya le ho kenya likhoele tokomaneng ena e reretsoe ho sebelisoa ke basebetsi ba nang le litsebo feela, joalo ka ha ho hlalositsoe ke mefuta ea basebelisi ba sehlahisoa ho Mehato ea Ts'ireletso (leqepheng la 25). U se ke ua etsa mekhoa ena ntle le haeba u tšoaneleha ho etsa joalo. Ho hloleha ho elelloa le ho ela hloko mekhoa e tloaelehileng ea tšireletso ho ka baka kotsi kapa lefu.
Lintlha tse latelang li hlalosa mokhoa oa ho etsa likhokahano ho module ea switching le ho hlalosa mabitso a kanale. Lenaneo la khokahano le fanoe leo u ka le sebelisang ho hatisa likhokahano tsa hau.
Ts'ebetso ea wiring
Sebelisa mokhoa o latelang ho hokahanya mojule oa 7710. Etsa likhokahano tsohle u sebelisa boholo bo nepahetseng ba terata (ho fihla ho 20 AWG). Bakeng sa ts'ebetso e phahameng ea sistimi, likhoele tsohle tsa tekanyo li lokela ho ba tlase ho limithara tse tharo. Eketsa mokelikeli oa tlatsetso ho potoloha lehare bakeng sa voltage ka holimo ho 42 VPEAK.
TLHOKOMELO
Lithapo tsohle li tlameha ho lekanyetsoa bakeng sa boholo ba voltage tsamaisong. Bakeng sa mohlalaample, haeba 1000 V e sebelisoa ho li-terminals tse ka pele tsa sesebelisoa, mohala oa mojule oa ho fetola o tlameha ho lekanngoa bakeng sa 1000 V. Ho hlōleha ho lemoha le ho boloka mehato e tloaelehileng ea tšireletso ho ka fella ka kotsi kapa lefu.
Lisebelisoa tse hlokahalang:

• Flad-blade screwdriver
• Lisebelisoa tsa nale-nko
• Lithae tsa cable

Ho hokela mojule oa 7710:

1. Etsa bonnete ba hore matla ohle a tsoa ho mojule oa 7710.
2. U sebelisa screwdriver, fetola sekoti sa ho kena ho bula le ho bula sekoahelo, joalokaha ho bontšitsoe setšoantšong se latelang.
   Setšoantšo sa 2: Screw theminal access
3. Haeba ho hlokahala, tlosa block e loketseng ea ho hakolla kapele ho mojule.
   a. Beha screwdriver ea hlooho e bataletseng tlas'a sehokelo 'me u sutumele ka bonolo ho e lokolla, joalokaha ho bontšitsoe setšoantšong se latelang.
   b. Sebelisa lisebelisoa tsa nale-nose ho hula sehokelo ka kotloloho.
   TLHOKOMELO
   Se ke oa sisinya sehokelo ho tloha lehlakoreng ho ea ho le leng. Ho ka hlaha tšenyo ea lithakhisa.
   Setšoantšo sa 3: Mokhoa o nepahetseng oa ho tlosa li-terminal blocks   
4. U sebelisa screwdriver e nyane e nang le lehare le bataletseng, lokolla li-screws tsa theminale ebe u kenya lithapo ha ho hlokahala. Setšoantšo se latelang se bontša likhokahano, ho kenyeletsoa likhokahano ho mohloli le kutloisiso.
   Setšoantšo sa 4: Hlakola mabitso a likanale tsa "terminal".
5. Hokela block block ho mojule.
6. Tsela ea terata haufi le tsela ea terata 'me u sireletse ka maqhama a lithapo joalo ka ha ho bonts'itsoe. Setšoantšo se latelang se bontša likhokahano ho likanale 1 le 2.
   Setšoantšo sa 5: Ho roala ka terata
7. Tlatsa kopi ea tlaleho ea khokahano. Sheba Lenane la khokahano (leqepheng la 8).
8. Koala sekoaelo sa ho kena sa screw terminal.
9. U sebelisa screwdriver, tobetsa sekoti sa ho kena 'me u phetle ho notlela sekoaelo.

Tlhophiso ea module

Setšoantšo se latelang se bontša moralo o nolofalitsoeng oa mojule oa 7710. Joalokaha ho bontšitsoe, 7710 e na le likanale tse hlophisitsoeng ka libanka tse peli tsa likanale tse 10 (kakaretso ea liteishene tse 20). Ho itšehla thajana ho fanoa bakeng sa banka ka 'ngoe. Banka e 'ngoe le e' ngoe e na le lintlha tse fapaneng tsa litšupiso tse batang. Banka ea pele e na le likanale tsa 1 ho ea ho 10, ha banka ea bobeli e na le likanale tse 11 ho isa ho tse 20. Mocheso o mong le o mong oa 20-channel multiplexer module o na le lisebelisoa tse arohaneng bakeng sa HI / LO ho fana ka lisebelisoa tse arohaneng ka ho feletseng.
Lihokelo ho mesebetsi ea DMM li fanoa ka sehokelo sa module backplane.
Liteishene tsa 21, 22, le 23 li hlophisoa ka bo eona ke sesebelisoa ha li sebelisa ts'ebetso ea mocha oa sistimi.
Ha o sebelisa ts'ebetso ea mocha oa tsamaiso bakeng sa litekanyo tsa terata tse 4 (ho kenyeletsoa 4-wire ohms, mocheso oa RTD, Ratio, le Channel Average), liteishene li penta ka tsela e latelang:

CH1 le CH11	CH6 le CH16
CH2 le CH12	CH7 le CH17
CH3 le CH13	CH8 le CH18
CH4 le CH14	CH9 le CH19
CH5 le CH15	CH10 le CH20

HLOKOMELA
Mecha ea 21 ho isa ho 23 morerong ona e bua ka mabitso a sebelisoang bakeng sa taolo eseng likanale tse fumanehang. Ho fumana lintlha tse ling, sheba bukana ea litšupiso tsa lisebelisoa.
Setšoantšo sa 6: 7710 kemiso e nolofalitsoeng

Likamano tse tloaelehileng

E latelang exampli bonts'a likhokahano tse tloaelehileng tsa lithapo bakeng sa mefuta e latelang ea litekanyo:

• Thermocouple
• Ho hanyetsa ka terata tse peli le thermistor
• Khanyetso ea terata e mene le RTD
• DC kapa AC voltage

Lenane la khokahano

U ka sebelisa tafole e latelang ho hatisa lintlha tsa khokahano ea hau.
Setšoantšo sa 7710

Channel		Mmala	Tlhaloso
Mohloli oa karete	H
	L
Sense ea karete	H
	L
CH1	H
	L
CH2	H
	L
CH3	H
	L
CH4	H
	L
CH5	H
	L
CH6	H
	L
CH7	H
	L
CH8	H
	L
CH9	H
	L
CH10	H
	L
CH11	H
	L
CH12	H
	L
CH13	H
	L
CH14	H
	L
CH15	H
	L
CH16	H
	L
CH17	H
	L
CH18	H
	L
CH19	H
	L
CH2O	H
	L

Ho kenya

Pele o sebelisa sesebelisoa se nang le mojule oa switching, netefatsa hore mochini oa switching o kentsoe hantle mme li-screws tse ntseng li eketseha li tiisitsoe ka thata. Haeba likurufu tsa ho hoketsoa li sa hokeloa hantle, kotsi ea motlakase e ka ba teng.
Haeba u kenya li-module tse peli tsa ho fetola, ho bonolo ho kenya mochine oa ho fetola ho slot 2 pele, ebe o kenya mochine oa bobeli oa ho fetola ho slot 1.
HLOKOMELA
Haeba u na le Keithley Instruments Model 2700, 2701, kapa 2750 sesebelisoa, u ka sebelisa mojule oa hau o teng oa switching ho DAQ6510. Latela litaelo tse litokomaneng tsa hau tsa pele tsa lisebelisoa ho tlosa module ho sesebelisoa, ebe u sebelisa litaelo tse latelang ho e kenya ho DAQ6510. Ha ho hlokahale hore u tlose wiring ho module.
HLOKOMELA
Bakeng sa basebelisi ba se nang phihlelo, ho kgothaletswa hore o se ke wa hokahanya sesebelisoa se tlas'a teko (DUT) le li-circuits tsa ka ntle ho module ea ho fetola. Sena se o nolofalletsa ho sebelisa ts'ebetso e haufi le e bulehileng ntle le likotsi tse amanang le li-circuits tsa liteko tse phelang. U ka boela ua theha li-pseudocards ho leka ho fetola. Sheba "Pseudocards" ho Model DAQ6510 Data Acquisition and Multimeter System Reference Manual bakeng sa tlhahisoleseding mabapi le ho theha li-pseudocards.
TLHOKOMELO
Ho thibela ts'oaetso ea motlakase e ka bakang kotsi kapa lefu, le ka mohla u se ke ua tšoara module ea switching e nang le matla a sebelisitsoeng ho eona. Pele o kenya kapa o tlosa mojule oa switching, etsa bonnete ba hore sesebelisoa se koetsoe 'me se khaotsoe ho matla a mohala. Haeba mojule oa switjha o hoketsoe ho DUT, etsa bonnete ba hore motlakase o tlositsoe lipotolohong tsohle tse kantle.
TLHOKOMELO
Likoahelo tsa slot li tlameha ho kenngoa litsing tse sa sebelisoeng ho thibela ho kopana le matla a phahamengtage lipotoloho. Ho hloleha ho elelloa le ho ela hloko mekhoa e tloaelehileng ea tšireletso ho ka baka kotsi kapa lefu ka lebaka la ho tsukutloa ke motlakase.
TLHOKOMELO
Pele o kenya kapa o tlosa mojule oa switching, etsa bonnete ba hore matla a DAQ6510 a koetsoe 'me a hangoa matla a mohala. Ho hloleha ho ikamahanya le maemo ho ka baka ts'ebetso e fosahetseng le tahlehelo ea data memoring.
Lisebelisoa tse hlokahalang:

• Bohareng ba sekoti-lehare se screwdriver
• Screwdriver e mahareng

Ho kenya mochini o fetohang ho DAQ6510:

1. Tima DAQ6510.
2. Hakolla thapo ea motlakase mohloling oa matla.
3. Hakolla thapo ea motlakase le likhoele tse ling tse hoketsoeng karolong e ka morao.
4. Beha DAQ6510 kahoo o shebane le karolo e ka morao.
5. Sebelisa screwdriver ho tlosa sekoahelo sa slot le sekoahelo plate. Boloka poleiti le likurufu bakeng sa tšebeliso ea nako e tlang.
6. Ha sekoaelo se ka holimo sa mojule oa switjha se shebile holimo, suthela mojule oa switjha ka har'a sekotjana.
7. Tobetsa mojule oa switjha ka thata ho etsa bonnete ba hore sehokelo sa mojule oa switching se hokahane le sehokelo sa DAQ6510.
8. Sebelisa screwdriver ho tiisa li-screw tse peli tse holimang ho tiisa mojule oa switching ho mainframe. U se ke ua tiisa ho feta tekano.
9. Hokela hape thapo ea motlakase le likhoele tse ling.

Tlosa mojule oa ho fetola

HLOKOMELA
Pele o tlosa mojule oa switching kapa o qala tlhahlobo efe kapa efe, etsa bonnete ba hore li-relay tsohle li butsoe. Kaha li-relay tse ling li ka koetsoe, u tlameha ho bula li-relay tsohle pele u tlosa mojule oa ho fetola ho etsa likhokahano. Ho feta moo, haeba u lahla mojule oa hau oa switching, ho ka etsahala hore li-relay tse ling li koalehe.
Ho bula li-relay tsohle tsa liteishene, e-ea ho CHANNEL skrineng sa swipe. Kgetha Bula Tsohle.
TLHOKOMELO
Ho thibela ts'oaetso ea motlakase e ka bakang kotsi kapa lefu, le ka mohla u se ke ua tšoara module ea switching e nang le matla a sebelisitsoeng ho eona. Pele o kenya kapa o tlosa mojule oa switching, etsa bonnete ba hore DAQ6510 e koetsoe 'me e khaotsoe ho matla a mohala. Haeba mojule oa switjha o hoketsoe ho DUT, etsa bonnete ba hore motlakase o tlositsoe lipotolohong tsohle tse kantle.
TLHOKOMELO
Haeba sekotjana sa karete se sa sebelisoe, o tlameha ho kenya likoahelo tsa slot ho thibela ho kopana le motho ka matla a phahamengtage lipotoloho. Ho hloleha ho kenya likoahelo tsa slot ho ka etsa hore motho a be kotsing ea matla a kotsitages, e ka bakang kotsi kapa lefu ha motho a ka kopana le eena.
TLHOKOMELO
Pele o kenya kapa o tlosa mojule oa switching, etsa bonnete ba hore matla a DAQ6510 a koetsoe 'me a hangoa matla a mohala. Ho hloleha ho ikamahanya le maemo ho ka baka ts'ebetso e fosahetseng le tahlehelo ea data memoring.
Lisebelisoa tse hlokahalang:

• Bohareng ba sekoti-lehare se screwdriver
• Screwdriver e mahareng

Ho tlosa mojule oa switching ho DAQ6510:

1. Tima DAQ6510.
2. Hakolla thapo ea motlakase mohloling oa matla.
3. Hakolla thapo ea motlakase le likhoele tse ling tse hoketsoeng karolong e ka morao.
4. Beha DAQ6510 kahoo o shebane le karolo e ka morao.
5. Sebelisa screwdriver ho lokolla lisekere tse ntseng li hola tse bolokang mojule oa ho switjha sesebelisoa.
6. Tlosa ka hloko mojule oa ho fetola.
7. Kenya poleiti ea slot kapa mojule o mong oa switching sebakeng se se nang letho.
8. Hokela hape thapo ea motlakase le likhoele tse ling.

Litaelo tsa ts'ebetso

TLHOKOMELO
Pele o kenya kapa o tlosa mojule oa 7710, etsa bonnete ba hore matla a DAQ6510 a koetsoe 'me a hangoa matla a mohala. Ho hloleha ho ikamahanya le maemo ho ka baka ts'ebetso e fosahetseng le tahlehelo ea data ho tsoa mohopolong oa 7710.
TLHOKOMELO
Ho thibela ho futhumala kapa ho senya li-relay tsa 7710 switching module, le ka mohla u se ke ua feta litekanyetso tse latelang tse phahameng tsa lets'oao pakeng tsa lintho tse peli tse kenang kapa chassis: mocha ofe kapa ofe ho mocha ofe kapa ofe (1 ho 20): 60 VDC kapa 42 VRMS, 100 mA switched, 6 W, 4.2 VA boholo.
Se ke oa feta lintlha tse kholo tsa 7710. Sheba lintlha tse fanoeng ka har'a database. Ho hloleha ho elelloa le ho ela hloko mekhoa e tloaelehileng ea tšireletso ho ka baka kotsi kapa lefu.
TLHOKOMELO
Ha module ea 7710 e kenngoa ka har'a DAQ6510, e hokahanngoa le lisebelisoa tse ka pele le tse ka morao le li-module tse ling tsamaisong ka sefofane se ka morao sa lisebelisoa. Ho thibela ho senya mojule oa 7710 le ho thibela ho theoa ha kotsi e ts'oenyehileng, sistimi eohle ea liteko le lisebelisoa tsohle tsa eona li lokela ho fokotsoa ho 60 VDC (42 VRMS). Ho hloleha ho elelloa le ho ela hloko mekhoa e tloaelehileng ea tšireletso ho ka baka kotsi kapa lefu. Sheba litokomane tsa lisebelisoa bakeng sa litaelo tsa ts'ebetso.
TLHOKOMELO
Mojule ona oa switching ha o tšehetse litekanyo tsa hajoale. Haeba sesebelisoa se na le TERMINALS fapoha e setetsoe REAR 'me u sebetsa le slot e nang le mojule ona oa switching, AC, DC, le digitize mesebetsi ea hajoale ha e fumanehe. O ka metha hajoale o sebelisa phanele e ka pele kapa o sebelisa sekotjana se seng se nang le mojule oa switching o ts'ehetsang AC, DC, 'me oa digitize litekanyo tsa hajoale.
Haeba u sebelisa litaelo tse hole ho leka ho lekanya hona joale ha u ntse u lokisa mocha, phoso e khutlisetsoa.
Ho hlahloba ka potlako ho sebelisa module ea 7710 e nang le DAQ6510 mainframe
Lenaneo le latelang la SCPI le bonts'a ho sebelisa 7710 module le DAQ6510 mainframe ho fihlela scanning ka potlako. E sebelisa taolo ea WinSocket ho buisana le 7710 mainframe.

DAQ6510 kapa pseudocode	Taelo	Tlhaloso
Pseudocode	int scanCnt = 1000	Etsa phetoho ho boloka palo ea scan ninete
	int sampleCnt	Etsa phetoho ho tšoara s e feletsengample count (palo kaofela ea lipalo)
	int chanCnt	Etsa phetoho ho boloka palo ea likanale
	int actualRdgs	Etsa phetoho ho boloka palo ea 'nete ea ho bala
	khoele rcvBuffer	Theha buffer ea likhoele ho boloka lipalo tse ntšitsoeng
	tmme 1. qala ()	Qala sebali sa nako ho thusa ho nka nako e fetileng
DAQ6510	• RST	Beha sesebelisoa sebakeng se tsebahalang
	FOROMO: DATA ASCII	Foma data joalo ka khoele ea ASCII
	ROUT: SCAN: COUN : SCAN scanCnt	Sebelisa palo ea scan ninete
	FUNC 'VOLT:DC' , (@101:120)	Beha tšebetso ho DCV
	VOLT:RANG 1, (@101:120)	Beha sebaka se tsitsitseng ho 1 V
	VOLT: AVER: STAT OFF, (@101:120)	Tlosa lipalo-palo tsa bokamorao
	DISP : VOLT: DIG 4, (@101:120)	Beha karolo e ka pele ho bontša linomoro tse 4 tsa bohlokoa
	VOLT :NPLC 0.0005, (@101:120)	Beha NPLC e potlakileng ho feta kamoo ho ka khonehang
	VOLT:LINE:SYNC OFF, (@101:120)	Koala khokahanyo ea mohala
	VOLT : AZER: STAT OFF, (@101:120)	Koala auto zero
	CALC2 :VOLT :LIM1 :STAT OFF, (@101:120)	Koala liteko tsa moeli
	CALC2 :VOLT :LIM2 :STAT OFF, (@101:120)
	ROUTE: SCAN : INT 0	Beha nako ea trigger lipakeng tsa scans ho isa ho 0 s
	TRAC: CLE	Hlakola buffer ea ho bala
	TLHOKOMELA: LESENYA: TSAMAYA	Tima pontsho
	ROUT :SCAN :CRE (@101:120)	Beha lenane la scan
	chanCnt = TSELA :SCAN:COUNT : MOHATO?	Botsa palo ea likanale
Pseudocode	sampleCnt = scanCnt • chanCnt	Bala palo ea lipalo tse entsoeng
DAQ6510	MOEKETSI	Qala ho hlahloba
Pseudocode	bakeng sa ke = 1, ke <sampleCnt	Theha af kapa loop ho tloha ho 1 ho isa ho sampleCnt . empa tlohela ho eketseha ha 1 bakeng sa hamorao
	tieho 500	Lieha bakeng sa 500 ms ho lumella ho bala ho bokellana
DAQ6510	realRdgs = TRACE: SEBELE?	Botsa 'malo oa' nete o hapiloeng
	rcvBuffer = “TRACe:DATA? i, actualRdgs, “defbuf ferl”, BALA	Botsa 'malo o fumanehang ho tloha ho i ho ea boleng ba actualRdgs
Pseudocode	WriteReadings (“C: \ myData . csv”, rcvBuffer)	Ngola 'malo o ntšitsoeng ho a file. myData.csv. khomphuteng ya sebakeng seo
	i = actualRdgs + 1	Keketso i bakeng sa phallo e latelang ea loop
	qetella bakeng sa	Qetella f kapa lupu
	sebali nako 1 . Ema()	Emisa nako
	timerl.stop – timerl.start	Bala nako e fetileng
DAQ6510	DISP : LICH :STAT ON100	Bulela pontsho hape

Lenaneo le latelang la TSP le bonts'a ho sebelisa 7710 module le DAQ6510 mainframe ho fihlela scanning ka potlako. E sebelisa taolo ea WinSocket ho buisana le 7710 mainframe.
- Hlophisa lintho tse tla sebelisoa nakong ea scan.
scanCnt = 1000
sampleCnt = 0
chanCnt = 0
realRdgs = 0
rcvBuffer = ""
- Fumana nako ea peleamp bakeng sa papiso ea ho qetela.
local x = os.clock()
- Seta sesebelisoa bocha 'me u tlose buffer.
reset()
defbuffer1.clear()
- Beha sebopeho sa buffer ea ho bala 'me u thehe palo ea scan
format.data = sebopeho.ASCII
scan.scancount = scanCnt
- Lokisa likanale tsa skena bakeng sa karete sebakeng sa 1.
channel.setdmm(“101:120”, dmm.ATTR_MEAS_FUNCTION, dmm.FUNC_DC_VOLTAGE)
channel.setdmm(“101:120”, dmm.ATTR_MEAS_RANGE, 1)
channel.setdmm(“101:120”, dmm.ATTR_MEAS_RANGE_AUTO, dmm.OFF)
channel.setdmm(“101:120”, dmm.ATTR_MEAS_AUTO_ZERO, dmm.OFF)
channel.setdmm(“101:120”, dmm.ATTR_MEAS_DIGITS, dmm.DIGITS_4_5)
channel.setdmm(“101:120”, dmm.ATTR_MEAS_NPLC, 0.0005)
channel.setdmm(“101:120”, dmm.ATTR_MEAS_APERTURE, 8.33333e-06)
channel.setdmm(“101:120”, dmm.ATTR_MEAS_LINE_SYNC, dmm.OFF)
channel.setdmm(“101:120”, dmm.ATTR_MEAS_LIMIT_ENABLE_1, dmm.OFF)
channel.setdmm(“101:120”, dmm.ATTR_MEAS_LIMIT_ENABLE_2, dmm.OFF)
- Fokotsa pontsho.
display.lightstate = display.STATE_LCD_OFF
- Hlahisa scan.
scan.create(“101:120”)
scan.scaninterval = 0.0
chanCnt = scan.stepcount
- Bala kakaretso ea sampke bala le ho e sebelisa ho etsa boholo ba buffer.
sampleCnt = scanCnt * chanCnt
defbuffer1.capacity = sampleCnt
— Qala ho skena.
trigger.model.initiate()
- Loop ho hapa le ho hatisa 'malo.
ke = 1
ha ke <= sampLeCnt etsa
tieho(0.5)
myCnt = defbuffer1.n
- HLOKOMELA: E ka eketsoa kapa ea nkeloa sebaka ke ho ngolla USB
printbuffer(i, myCnt, defbuffer1.readings)
ke = myCnt + 1
QETA
— Bulela pontsho hape.
display.lightstate = display.STATE_LCD_50
- Hlahisa nako e fetileng.
print(string.format(“Nako e Fetileng: %2f\n”, os.clock() – x))

Lintlha tsa ts'ebetso

Litekanyo tse tlase-ohms
Bakeng sa ho hanyetsa ka mokhoa o tloaelehileng (> 100 Ω), mokhoa oa terata tse 2 (Ω2) hangata o sebelisoa bakeng sa litekanyo tsa ohms.
Bakeng sa li-ohm tse tlase (≤100 Ω), khanyetso ea tsela ea lets'oao letotong le DUT e ka ba holimo ho lekana ho ama tekanyo hampe. Ka hona, mokhoa oa terata ea 4 (Ω4) o lokela ho sebelisoa bakeng sa litekanyo tse tlase tsa ohms. Puisano e latelang e hlalosa mefokolo ea mokhoa oa 2-wire le advantages ea mokhoa oa 4-terata.
Mokhoa oa terata tse peli
Litekanyo tsa khanyetso sebakeng se tloaelehileng (> 100 Ω) hangata li etsoa ho sebelisoa mokhoa oa terata tse 2 (Ω2 mosebetsi). Teko ea hona joale e qobelloa ka liteko tsa liteko le ho hanyetsa ho lekanngoa (RDUT). Metara ebe e lekanya voltage ka mose ho boleng ba khanyetso ho latela.
Bothata bo ka sehloohong ka mokhoa oa terata ea 2, joalo ka ha ho sebelisoa litekanyo tse tlaase tsa ho hanyetsa ke ho hanyetsa teko ea teko (RLEAD) le ho hanyetsa mocha (RCH). Kakaretso ea likhanyetsano tsena hangata e maemong a 1.5 ho isa ho 2.5 Ω.
Ka hona, ho thata ho fumana litekanyo tse nepahetseng tsa 2-wire ohms ka tlase ho 100 Ω.
Ka lebaka la moeli ona, mokhoa oa terata oa 4 o lokela ho sebelisoa bakeng sa litekanyo tsa ho hanyetsa ≤100 Ω.
Mokhoa oa terata e mene
Mokhoa oa khokahanyo oa terata e 4 (Kelvin) o sebelisang tšebetso ea Ω4 hangata o ratoa bakeng sa litekanyo tsa li-ohms tse tlase.
Mokhoa oa terata oa 4 o hlakola liphello tsa mocha le khanyetso ea lead lead.
Ka tlhophiso ena, tlhahlobo ea hajoale (ITEST) e qobelloa ka khanyetso ea liteko (RDUT) ka sete e le 'ngoe ea liteko tse etellang pele (RLEAD2 le RLEAD3), athe vol.tage (VM) ho pholletsa le sesebelisoa se tlas'a teko (DUT) e lekanyetsoa ka sete ea bobeli ea li-lead (RLEAD1 le RLEAD4) e bitsoang sense lead.
Ka tlhophiso ena, khanyetso ea DUT e baloa ka tsela e latelang:
RDUT = VM / ITEST
Moo: Ke 'na teko ea morao-rao ea tlhahlobo 'me V ke matla a lekantsoengtage.
Joalo ka ha ho bonts'itsoe setšoantšong se ho Maximum test lead lead resistance (leqepheng la 17), voltage (VM) ke phapang pakeng tsa VSHI le VSLO. Li-equation tse ka tlase ho palo li bonts'a hore na khanyetso ea pele ea liteko le khanyetso ea kanale li hlakoloa joang ts'ebetsong ea tekanyo.
Boholo ba khanyetso ea lead lead
Teko e phahameng ka ho fetesisa ea ho hanyetsa (RLEAD), bakeng sa mekhahlelo e mene ea terata e 4:

• 5 Ω ho etella pele bakeng sa 1 Ω
• 10% ea sebaka se le seng bakeng sa mekhahlelo e 10 Ω, 100 Ω, 1 kΩ, le 10 kΩ
• 1 kΩ ho etella pele bakeng sa 100 kΩ, 1 MΩ, 10 MΩ, le mekhahlelo ea 100 MΩ

Maikutlo:

• Hoo e batlang e le ha ho na phallo ea hona joale ea potoloho ea maikutlo a phahameng ka lebaka la tšitiso e phahameng ea voltmeter (VM). Ka hona, voltage theoha ho pholletsa le Channel 11 mme tlhahlobo ea pele ea 1 le 4 ha e na thuso ebile e ka hlokomolohuoa.
• Voltage marotholi ho pholletsa le Channel 1 Hi (RCH1Hi) le teko ea teko ea 2 (RLEAD2) ha e lekanyetsoe ka voltmeter (VM).

RDUT = VM/ITEST
Moo:

• VM ke matlatage lekanngoa ka seletsa.
• ITEST ke sesebelisoa sa kamehla se tsoang ho DUT.
• VM = VSHI − VSLO
• VSHI = ITEST × (RDUT + RLEAD3 + RCH1Lo)
• VSLO = ITEST × (RLEAD3 + RCH1Lo)
• VSHI − VSLO = ITEST × [(RDUT + RLEAD3 + RCH1Lo) − (RLEAD3 + RCH1Lo)]
• = ITEST × RDUT
• = VM

Moqtage litekanyo
Ho hanyetsa tsela ho ka ama litekanyo tse tlase tsa ohms hampe (sheba litekanyo tse tlase tsa ohms (leqepheng la 16) bakeng sa tlhaiso-leseling e batsi). Series tsela khanyetso ka baka mathata a loading bakeng sa DC voltaglitekanyo tsa 100 V, 10 V, le 10 mV ha sekhetho sa 10 MΩ se butswe. Ho hanyetsa tsela e phahameng ea mats'oao ho ka boela ha ama AC voltaglitekanyo tsa 100 V ka holimo ho 1 kHz.
tahlehelo ea ho kenya
Tahlehelo ea ho kenya ke matla a lets'oao la AC a lahlehileng lipakeng tsa se kentsoeng le se hlahisoang. Ka kakaretso, ha makhetlo a ntse a eketseha, tahlehelo ea ho kenya e eketseha.
Bakeng sa mojule oa 7710, tahlehelo ea ho kenya e hlalositsoe bakeng sa mohloli oa lets'oao la 50 Ω AC o fetisetsoang mojuleng ho isa mojaro oa 50 Ω. Tahlehelo ea matla ea pontšo e etsahala ha lets'oao le tsamaisoa ka litselana tsa mojule ho ea mojaro. Tahlehelo e kentsoeng e hlahisoa joalo ka boholo ba dB ka maqhubu a boletsoeng. Litlhaloso tsa tahlehelo ea ho kenya li fanoe ka pampiri ea data.
Joalo ka mohlalaample, nka lintlha tse latelang bakeng sa tahlehelo ea ho kenya:
<1 dB @ 500 kHz Tahlehelo ea ho kenya 1 dB ke hoo e ka bang 20% ​​tahlehelo ea matla a pontšo.
<3 dB @ 2 MHz 3 dB tahlehelo ea ho kenya e ka ba 50% tahlehelo ea matla a lets'oao.
Ha maqhubu a pontšo a ntse a eketseha, tahlehelo ea matla e eketseha.
HLOKOMELA
Litefiso tsa tahlehelo ea ho kenya tse sebelisitsoeng ho ex e ka holimoampe ka 'na ea se ke ea e-ba litlhaloso tsa' nete tsa tahlehelo ea kenyelletso ea 7710. Litlhaloso tsa sebele tsa tahlehelo ea ho kenya li fanoe ka har'a database.
Crosstalk
Letšoao la AC le ka hoheloa litseleng tse haufi tsa mocha mojuleng oa 7710. Ka kakaretso, crosstalk e eketseha ha makhetlo a ntse a eketseha.
Bakeng sa mojule oa 7710, crosstalk e hlalositsoe bakeng sa lets'oao la AC le tsamaisoang ka module ho mojaro oa 50 Ω. Crosstalk e hlahisoa joalo ka boholo ba dB ka maqhubu a boletsoeng. Litlhaloso tsa crosstalk li fanoe ka har'a database.
Joalo ka mohlalaample, nka lintlha tse latelang tsa crosstalk:
<-40 dB @ 500 kHz -40 dB e bontša hore crosstalk ho likanale tse haufi ke 0.01% ea lets'oao la AC.
Ha maqhubu a pontšo a ntse a eketseha, crosstalk ea eketseha.
HLOKOMELA
The crosstalk values ​​used in the above exampe kanna ea se be eona litlhaloso tsa nnete tsa 7710. Lintlha tsa nnete tsa crosstalk li fanoe ka har'a database.
Litekanyo tsa mocheso oa sink ea mocheso
Ho lekanya mocheso oa mocheso oa mocheso ke teko e tloaelehileng bakeng sa tsamaiso e nang le bokhoni ba ho lekanya mocheso. Leha ho le joalo, mojule oa 7710 o ke ke oa sebelisoa haeba sekoti sa mocheso se ntse se phaphamala ka sekhahla se kotsitagboemo ba e (> 60 V). Example ea teko e joalo e bontšitsoe mona ka tlase.
Setšoantšong se latelang, mocheso oa mocheso o phalla ho 120 V, e leng mohala oa mohalatage ho kenya letsoho ho molaoli oa +5V.
Sepheo ke ho sebelisa mocha oa 1 ho lekanya mocheso oa mocheso oa mocheso, le ho sebelisa mocha oa 2 ho lekanya tlhahiso ea +5 V ea molaoli. Bakeng sa phetisetso e nepahetseng ea mocheso, thermocouple (TC) e beoa ka kotloloho le sekoting sa mocheso. Sena se hokahanya matla a 120 V ka mokhoa o sa lebelloang ho mojule oa 7710. Sephetho ke 115 V pakeng tsa mocha oa 1 le mocha oa 2 HI, le 120 V pakeng tsa mocha oa 1 le chassis. Maemo ana a feta moeli oa 60 V oa mojule, ho baka kotsi e ts'oenyehileng mme mohlomong ho baka tšenyo ho module.
TLHOKOMELO
Teko e setšoantšong se latelang e bontša kamoo voltage ka sebelisoa ka mokhoa o sa reroang ho mojule oa 7710. Tekong efe kapa efe moo phaphametseng voltages > 60 V li teng, u tlameha ho ba hlokolosi hore u se ke ua sebelisa molumo o phaphametsengtage ho mojule. Ho hloleha ho elelloa le ho ela hloko mekhoa e tloaelehileng ea tšireletso ho ka baka kotsi kapa lefu.
TLHOKOMELO
Se ke oa sebelisa mojule oa 7710 ho etsa tlhahlobo ea mofuta ona. E feta moeli oa 60 V ho baka kotsi e tšosang 'me e ka baka tšenyo ho module. Molumo o feteletsengtages:
VoltagPhapang pakeng tsa Ch 1 le Ch 2 HI ke 115 V.
VoltagPhapang pakeng tsa Ch 1 le Ch 2 LO (chassis) ke 120 V.

Litlhokomelo tsa ho sebetsana le li-module
Li-relay tsa boemo bo tiileng tse sebelisitsoeng mojuleng oa 7710 ke lisebelisoa tse sa tsitsang. Ka hona, li ka senngoa ke electrostatic discharge (ESD).
TLHOKOMELO
Ho thibela tšenyo e tsoang ho ESD, sebetsana feela le mojule ka mahlakoreng a karete. Se ke oa ama litheminale tsa sehokelo sa backplane. Ha u sebetsa ka li-terminals tsa ho khaoha kapele, u se ke ua tšoara mesaletsa ea boto ea potoloho kapa likarolo tse ling. Haeba u sebetsa sebakeng se phahameng se tsitsitseng, sebelisa lesela le theohileng holim'a letsoho ha u kenya mochine.
Ho ama trace ea boto ea potoloho ho ka e silafatsa ka oli ea 'mele e ka senyang khanyetso ea ho itšehla thajana pakeng tsa litsela tsa potoloho, e amang litekanyo hampe. Ke mokhoa o motle oa ho sebetsana le boto ea potoloho feela ka mathōko a eona.
Litlhokomelo tsa phetiso ea boemo bo tiileng
Ho thibela tšenyo ea module, u se ke ua feta tekanyo e phahameng ea boemo ba pontšo ea module. Meroalo e sebetsang e hloka voltagle clamping bakeng sa meroalo e kenang le ho fokotsa sekhahla sa meroalo ea capacitive.
Lisebelisoa tsa hona joale tse fokotsang e ka ba li-resistant kapa li-fuse tse khonang ho seta bocha. ExampLi-fuse tse ka sebelisoang hape ke li-polyfuse le li-thermistors tse ntle tsa mocheso o motle (PTC). Moqtagle clamplisebelisoa tsa ing e ka ba li-diode tsa Zener, li-tubes tse ntšang khase, le li-diode tsa TVS tsa bidirectional.
Ho fokotsa tšebeliso ea resistor
Li-cabling le lisebelisoa tsa liteko li ka kenya letsoho ho matla a maholo tseleng ea matšoao. Maqhubu a inrush a ka ba a feteletseng mme a hloka lisebelisoa tsa hajoale tse fokotsang. Maqhubu a maholo a inrush a ka phalla ha incandescent lamps, transformer le lisebelisoa tse ts'oanang li qala ho matlafatsoa mme ho lokela ho sebelisoa moeli oa hajoale.
Sebelisa lihanyetsi tse fokotsang hona joale ho fokotsa matla a motlakase a bakoang ke cable le DUT capacitance.Clamp voltage
Moqtagle clamping e lokela ho sebelisoa haeba mehloli ea matla e na le bokhoni ba ho theha matla a nakoanatage li-spikes.
Meroalo e kenang joalo ka li-coil tsa relay le solenoids e tlameha ho ba le voltagle clampho theola boima ba 'mele ho hatella matla a matla a motlakase. Leha e le transient voltages generated at mojaro ba lekanyelitsoe ka sesebediswa, transient voltages e tla hlahisoa ke inductance haeba lithapo tsa potoloho li le telele. Boloka lithapo li le khuts'oane ka hohle kamoo ho ka khonehang ho fokotsa inductance.
Sebelisa diode le Zener diode ho klamp voltagli-spikes tse hlahisoang ke matla a li-electromotive ho li-relay coil. Sebelisa tube e ntšang khase ho thibela li-spikes tsa nakoana hore li se ke tsa senya relay. Haeba sesebelisoa se tlas'a teko (DUT) se fetola maemo a ho ipelaetsa nakong ea teko, maqhubu a feteletseng kapa voltage ka hlaha ho solid state relay. Haeba DUT e hloleha ka lebaka la tšitiso e tlase, ho ka hlokahala moeli oa hajoale. Haeba DUT e hloleha ka lebaka la boipelaetso bo phahameng, voltagle clampho ka hlokahala.

Tekanyetso

Mekhoa e latelang e lekanya li-sensor tsa mocheso ho li-module tsa 7710 plug-in.
TLHOKOMELO
Se ke oa leka ho etsa ts'ebetso ena ntle le haeba o na le mangolo, joalo ka ha ho hlalositsoe ke mefuta ea basebelisi ba sehlahisoa ho Mehato ea Ts'ireletso. U se ke ua etsa mekhoa ena ntle le haeba u tšoaneleha ho etsa joalo. Ho hloleha ho elelloa le ho ela hloko mekhoa e tloaelehileng ea tšireletso ho ka baka kotsi kapa lefu.
Seta sa calibration
Ho lekanya mojule, o hloka lisebelisoa tse latelang.

• Themomethara ya dijithale: 18 °C ho ya ho 28 °C ±0.1 °C
• Keithley 7797 Calibration / Extender Board

Likhokahano tsa boto ea Extender
Boto ea extender e kentsoe ho DAQ6510. Mojule o hokahane le boto ea extender kantle ho thibela ho futhumala ha module nakong ea ho lekanya.
Ho etsa lihokelo tse eketsehileng tsa board:

1. Tlosa matla ho DAQ6510.
2. Kenya boto ea extender ho Slot 1 ea sesebelisoa.
3. Hokela mojule ka har'a sehokelo sa P1000 ka morao ho Boto ea 7797 Calibration/Extender.

Tekanyo ea mocheso

HLOKOMELA
Pele o lekanya mocheso ho 7710, tlosa matla ho mojulung bonyane lihora tse peli ho lumella potoloho ea module ho phola. Kamora ho bulela motlakase nakong ea ts'ebetso ea calibration, tlatsa ts'ebetso kapele kamoo ho ka khonehang ho fokotsa mocheso oa module o ka amang ho nepahala ha calibration. Qalong lumella DAQ6510 hore e futhumale bonyane hora e le 'ngoe e kentsoe karete ea calibration ea 7797. Haeba u lekanya li-module tse ngata ka tatellano, tima DAQ6510, ka potlako u lokolle 7710 e neng e lekantsoe pele, 'me u kenye e latelang. Ema metsotso e meraro pele u lekanya 7710.

Etsa tlhahlobo:

1. Bulela matla a DAQ6510.
2. Ho netefatsa hore sesebelisoa se sebelisa taelo ea SCPI, romella: *LANG SCPI
3. Ka phanele e ka pele, netefatsa hore TERMINALS e setiloe HO RAR.
4. Lumella metsotso e meraro bakeng sa tekano ea mocheso.

Ho lekanya mocheso:

1. Lekanya ka nepo 'me u tlalehe mocheso o batang oa mojule oa 7710 bohareng ba mojule ka thermometer ea dijithale.
2. Notlolla ho lekanya ka ho romela:
   :CALibration:Sireletsoeng:CODE "KI006510"
3. Lekanya mocheso ho 7710 ka taelo e latelang, moo ke mocheso oa mocheso o batang o lekantsoeng mohatong oa 1 ka holimo:
   :CALibration:Sireletsoeng:CARD1:STEP0
4. Romela litaelo tse latelang ho boloka le ho notlela litekanyo tsa kantle:
   :CALibration:Sireletsoa:CARD1:BOLOKA
   :CALibration:Sireletsoa:CARD1:LOCK

Liphoso tse ka hlahang nakong ea calibration
Haeba liphoso tsa calibration li etsahala, li tlalehoa tlalehong ea liketsahalo. U ka boelaview sengoloa sa ketsahalo ho tsoa phanele e ka pele ea
sesebelisoa ka ho sebelisa SCPI :SYSTem:EVENtlog:E LATELANG? taelo kapa TSP eventlog.next()
laela.
Phoso e ka hlahang mojuleng ona ke 5527, phoso ea Temperature Cold Cal. Haeba phoso ena e etsahala, ikopanye le Keithley
Lisebelisoa. Sheba tšebeletso ea Feme (leqepheng la 24).

Tšebeletso ea fektheri

Ho khutlisa DAQ6510 ea hau bakeng sa ho lokisoa kapa ho lokisoa, letsetsa 1-800-408-8165 kapa tlatsa foromo ho tek.com/services/repair/rma-request. Ha o kopa tšebeletso, o hloka nomoro ea serial le firmware kapa mofuta oa software oa sesebelisoa.
Ho bona boemo ba tshebeletso ya sesebediswa sa hao kapa ho etsa tekanyetso ya theko e batlwang, eya ho tek.com/service-quote.

Mehato ea tšireletso

Mehato e latelang ea tšireletso e lokela ho hlokomeloa pele u sebelisa sehlahisoa sena le lisebelisoa life kapa life tse amanang le tsona. Leha lisebelisoa le lisebelisoa tse ling hangata li ne li tla sebelisoa ka matla a se nang kotsitages, ho na le maemo ao maemo a kotsi a ka bang teng.
Sehlahisoa sena se reretsoe ho sebelisoa ke basebetsi ba hlokomelang likotsi tse ka hlahang 'me ba tloaelane le mehato ea tšireletso e hlokahalang ho qoba kotsi e ka bang teng. Bala le ho latela lintlha tsohle tsa ho kenya, ts'ebetso, le tlhokomelo ka hloko pele u sebelisa sehlahisoa.
Sheba litokomane tsa mosebelisi bakeng sa lintlha tse felletseng tsa sehlahisoa. Haeba sehlahisoa se sebelisoa ka mokhoa o sa hlalosoang, tšireletso e fanoeng ke waranti ea sehlahisoa e ka senyeha.
Mefuta ea basebelisi ba lihlahisoa ke:
Sehlopha se ikarabellang ke motho ka mong kapa sehlopha se ikarabellang bakeng sa tšebeliso le tlhokomelo ea thepa, bakeng sa ho etsa bonnete ba hore thepa e sebetsoa ho latela lipehelo tsa eona le meeli ea eona ea ho sebetsa, le ho etsa bonnete ba hore basebetsi ba koetlisoa ka ho lekaneng. Basebelisi ba sebelisa sehlahisoa bakeng sa ts'ebetso ea sona e reriloeng. Ba tlameha ho koetlisetsoa mekhoa ea ts'ireletso ea motlakase le tšebeliso e nepahetseng ea sesebelisoa. Li tlameha ho sireletsoa khahlanong le ho tsosoa ke motlakase le ho kopana le li-circuits tse phelang tse kotsi.
Basebeletsi ba tlhokomelo ba etsa mekhoa e tloaelehileng ea sehlahisoa ho boloka se sebetsa hantle, mohlalaample, ho beha mola voltage kapa ho tlosa thepa e ka sebelisoang. Mekhoa ea tlhokomelo e hlalositsoe litokomaneng tsa mosebelisi. Tsamaiso e bolela ka ho hlaka hore na mosebelisi a ka e etsa. Ho seng joalo, li lokela ho etsoa feela ke basebeletsi ba litšebeletso.
Basebeletsi ba litšebeletso ba koetliselitsoe ho sebetsa liseketeng tse phelang, ho etsa lits'ebetso tse bolokehileng le ho lokisa lihlahisoa. Ke basebeletsi ba litšebeletso tse koetlisitsoeng hantle feela ba ka etsang lits'ebetso tsa ho kenya le tsa ts'ebeletso.
Lihlahisoa tsa Keithley li etselitsoe ho sebelisoa ka matshwao a motlakase a tekanyo, taolo, le likhokahano tsa data tsa I/O, tse nang le ho fetella ha nakoana.tages, 'me ha ea lokela ho amahanngoa ka kotloloho le mains voltage kapa ho voltagmehloli e nang le overvolve e phahameng ea nakoanatages.
Mekhatlo ea Sehlopha sa II (joalokaha ho boletsoe ho IEC 60664) likhokahano li hloka tšireletso bakeng sa ho fetella ha nakoana.taghangata e amahanngoa le likhokahano tsa AC tsa lehae. Lisebelisoa tse ling tsa ho lekanya tsa Keithley li kanna tsa hokeloa ho mains. Lisebelisoa tsena li tla tšoauoa e le sehlopha sa II kapa ho feta.
Ntle le haeba ho lumelloe ka ho hlaka ho litlhaloso, bukana ea ts'ebetso, le lileibole tsa lisebelisoa, u se ke oa hokela sesebelisoa leha e le sefe ho mains. E-ba hlokolosi haholo ha ho le kotsi. Lethal voltage ka 'na ea e-ba teng ho li-jacks tsa likhokahano tsa cable kapa lisebelisoa tsa liteko.
The American National Standards Institute (ANSI) e bolela hore kotsi e tšosang e teng ha voltage ho feta 30 V RMS, 42.4 V peak, kapa 60 VDC e teng. Mokhoa o motle oa polokeho ke ho lebella hore hazardous voltage teng potolohong efe kapa efe e sa tsejoeng pele e metha.
Basebelisi ba sehlahisoa sena ba tlameha ho sirelletsoa khahlano le motlakase ka linako tsohle. 'Mele o ikarabellang o tlameha ho netefatsa hore li-opereishene li thibeloa ho fihlella le / kapa ho koaloa ka likhoka sebakeng se seng le se seng sa khokahano. Maemong a mang, likhokahano li tlameha ho pepesetsoa moo batho ba ka bang teng. Basebelisi ba lihlahisoa maemong ana ba tlameha ho koetlisetsoa ho itšireletsa kotsing ea ho tshoha ke motlakase. Haeba potoloho e khona ho sebetsa ho kapa kaholimo ho 1000 V, ha ho karolo e tsamaeang ea potoloho e ka pepesang.
Bakeng sa polokeho e kholo, u se ke oa ama sehlahisoa, likhoele tsa teko, kapa lisebelisoa tse ling ha motlakase o sebelisoa potolohong e tlas'a teko. Kamehla tlosa matla tsamaisong eohle ea liteko 'me u ntše li-capacitor leha e le life pele u kopanya kapa u khaola lithapo kapa li-jumpers, ho kenya kapa ho tlosa likarete tsa ho fetola, kapa ho etsa liphetoho tse ka hare, tse kang ho kenya kapa ho tlosa li-jumpers.
Se ke oa ama ntho efe kapa efe e ka fanang ka tsela ea hona joale lehlakoreng le tloaelehileng la potoloho tlasa teko kapa mohala oa matla (lefats'e) mobu. Kamehla etsa litekanyo ka matsoho a omileng ha u ntse u eme holim 'a metsi a ommeng, a koahetsoeng ka mochini o khonang ho mamella voltage ntse e lekanngoa.
Bakeng sa polokeho, lisebelisoa le lisebelisoa li tlameha ho sebelisoa ho latela litaelo tsa ts'ebetso. Haeba lisebelisoa kapa lisebelisoa li sebelisoa ka tsela e sa boleloang litaelong tsa ts'ebetso, tšireletso e fanoeng ke thepa e ka senyeha.
U se ke ua feta tekanyo e phahameng ea matšoao a lisebelisoa le lisebelisoa. Maemo a phahameng a mats'oao a hlalosoa ho lintlha le tlhaiso-leseling ea ts'ebetso 'me a bonts'oa liphanele tsa lisebelisoa, liphanele tsa tlhahlobo le likarete tsa switching. Lihokelo tsa chassis li tlameha ho sebelisoa feela e le likhokahano tsa thebe bakeng sa li-circuits tse methang, E SE e le likhokahano tsa lefatše le sireletsang (safety ground).
The TLHOKOMELO ho kena litokomaneng tsa mosebelisi ho hlalosa likotsi tse ka 'nang tsa baka kotsi ea motho kapa lefu. Kamehla bala tlhaiso-leseling e amanang le eona ka hloko pele o etsa ts'ebetso e bontšitsoeng.
The TLHOKOMELO sehlooho sa litokomane tsa basebelisi se hlalosa likotsi tse ka senyang sesebelisoa. Tšenyo e joalo e ka
etsa hore waranti e se sebetse.
The TLHOKOMELO sehlooho se nang le letšoao litokomaneng tsa basebelisi se hlalosa likotsi tse ka bakang kotsi e itekanetseng kapa e nyenyane kapa ea senya sesebelisoa. Kamehla bala lintlha tse amanang le tsona ka hloko pele u etsa mokhoa o bontšitsoeng.
Tšenyo ea sesebelisoa e ka etsa hore waranti e se ke ea sebetsa.
Lisebelisoa le lisebelisoa li ke ke tsa amahanngoa le batho.
Pele o etsa tokiso efe kapa efe, hakolla thapo ea mohala le likhoele tsohle tsa tlhahlobo.
Ho boloka ts'ireletso khahlanong le ts'oaetso ea motlakase le mollo, lisebelisoa tse nchafalitsoeng lipotolohong tse kholo - ho kenyeletsoa sefetoleli sa matla, li-lead tsa liteko le li-jacks tsa ho kenya - li tlameha ho rekoa ho Keithley. Li-fuse tse tloaelehileng tse nang le tumello ea tšireletso ea naha li ka sebelisoa haeba litekanyetso le mofuta li tšoana. Thapo ea motlakase ea mantlha e ka tlosoang e fanoeng ka sesebelisoa e ka nkeloa sebaka ke mohala oa matla o lekantsoeng ka mokhoa o tšoanang. Likarolo tse ling tse sa amaneng le polokeho li ka rekoa ho barekisi ba bang ha feela li ka rekoa
li lekana le karolo ea pele (hlokomela hore likarolo tse khethiloeng li lokela ho rekoa feela ka Keithley ho boloka ho nepahala le ho sebetsa ha sehlahisoa). Haeba o sa tiisehe ka ho sebetsa ha karolo e ncha, letsetsa ofisi ea Keithley bakeng sa tlhahisoleseding.
Ntle le ha ho boletsoe ka hosele lingoliloeng tse ikhethang mabapi le sehlahisoa, lisebelisoa tsa Keithley li etselitsoe ho sebetsa ka tlung feela, tikolohong e latelang: Bophahamo ba kapa ka tlase ho 2,000 m (6,562 ft); mocheso 0 ° C ho 50 ° C (32 ° F ho 122 ° F); le tekanyo ea tšilafalo 1 kapa 2.
Ho hloekisa sesebelisoa, sebelisa lesela dampened ka metsi a hloekisitsoeng kapa a hloekileng, a hloekisang metsi. Hloekisa bokantle ba seletsa feela. Se ke oa tlotsa setlolo ka kotloloho ho sesebelisoa kapa oa lumella maro ho kena kapa ho qhalana ka sesebelisoa. Lihlahisoa tse nang le boto ea potoloho e se nang khetsi kapa chisi (mohlala, boto ea ho fumana lintlha bakeng sa ho kenella ka har'a komporo) ha ea lokela ho hlatsoa ha e sebetsoa ho latela litaelo. Haeba boto e silafala mme ts'ebetso e ameha, boto e lokela ho khutlisetsoa fekthering bakeng sa tlhoekiso / ts'ebeletso e nepahetseng.
Ntlafatso ea polokeho ho tloha ka Phuptjane 2018.

Litokomane / Lisebelisoa

KEITHLEY 7710 Multiplexer Module [pdf] Litaelo 7710 Multiplexer Module, 7710, Multiplexer Module, Module

Litšupiso

• Bukana ea Mosebelisi