lihlahisoa

Karete ea ts'ireletso ea mochini ea MPC4 ke ntho e bohareng ho VM600 series system protection system (MPS). Karete ena e feto-fetohang e khona ho metha le ho beha leihlo ho fihla ho li-input tse 'ne tse matla le tse fihlang ho tse peli tsa lebelo ka nako e le ngoe.

Lisebelisoa tsa mats'oao tse matla li hlophisehile ka botlalo 'me li ka amohela matšoao a emelang ho potlakisa, lebelo le phalliso (bohaufi), hara tse ling. Ts'ebetso ea li-multichannel ka har'a board e lumella ho lekanya likarolo tse fapaneng tsa 'mele, ho kenyeletsoa ho sisinyeha ho amanang le ho thothomela, Smax, eccentricity, boemo ba thrust, katoloso e felletseng le e fapaneng ea matlo, phallo le khatello e matla.

Ts'ebetso ea dijithale e kenyelletsa ho sefa ka dijithale, ho kopanya kapa ho arola (haeba ho hlokahala), ho lokisoa (RMS, boleng bo bolelang, tlhoro ea 'nete kapa tlhoro ea 'nete), ho latela taelo (amplitude le phase) le tekanyo ea lekhalo la sepheo sa sensor.

Lisebelisoa tsa lebelo (tachometer) li amohela mats'oao a tsoang ho li-sensor tse fapaneng tsa lebelo, ho kenyeletsoa lits'ebetso tse ipapisitseng le proximity probes, li-magnetic pulse pickup sensors kapa matšoao a TTL. Litekanyetso tsa "fractional tachometer" li boetse li tšehetsoa.

Tlhophiso e ka hlahisoa ka metric kapa li-imperial units. Lintlha tse behiloeng tsa Tlhokomeliso le Kotsi li ka hlophisoa ka botlalo, joalo ka tieho ea nako ea alamo, hysteresis le latching. Maemo a Tlhokomeliso le Kotsi a ka boela a fetoloa joalo ka ts'ebetso ea lebelo kapa tlhahisoleseling efe kapa efe ea kantle.

Tlhahiso ea dijithale e fumaneha ka hare (ho karete ea ho kenya / ea tlhahiso ea IOC4T) bakeng sa boemo bo bong le bo bong ba alamo. Matshwao ana a alamo a ka kganna mehala e mene ya lehae kareteng ya IOC4T le/kapa a ka tsamaiswa ho sebediswa bese ya VM600 rack's Raw kapa Open Collector (OC) ho kganna relay ho dikarete tsa boikgethelo tsa ho fetisa tse kang RLC16 kapa IRC4.

Lipontšo tse matla (vibration) le matšoao a lebelo li fumaneha ka morao ho rack (ka lehlakoreng le ka pele la IOC4T) e le matšoao a tlhahiso ea analog. Ho fanoa ka lipontšo tse thehiloeng ho matla a motlakase (0 ho ea ho 10 V) le hona joale (4 ho isa ho 20 mA). MPC4 e itlhahloba le ho itlhahloba ha e ntse e matlafatsa. Ho phaella moo, "OK system" ea karete ea "OK" e tsoela pele ho lekola boemo ba matšoao a fanoang ke ketane ea ho lekanya (sensor le / kapa sekontiri sa matšoao) 'me e bontša bothata leha e le bofe ka lebaka la mohala oa phetisetso o robehileng, sensor e fosahetseng kapa sekontiri sa matšoao.

Letšoao la LED karolong e ka pele ea MPC4 le bontša hore na phoso ea ho sebetsa kapa ea hardware e etsahetse. Li-LED tse ling tse tšeletseng (e le 'ngoe ka mocha o mong le o mong oa ho kenya) li bontša hore na OK System e bone phoso le hore na alamo e hlahile mocha kapa che.

Karete ea MPC4 e fumaneha ka liphetolelo tse tharo: "standard" version, "separate circuits" le "safety" (SIL) version, tseo kaofela li sebetsang e le karete ea karete e sebelisang IOC4T input / output card e lumellanang. Mefuta e fapaneng ea karete ea MPC4 Karete ea MPC4 e fumaneha ka mefuta e fapaneng, ho kenyeletsoa liphetolelo tsa "standard", "separate circuits" le "safety" (SIL).

Ho phaella moo, liphetolelo tse ling li fumaneha ka seaparo se lumellanang se kentsoeng ho potoloho ea karete bakeng sa tšireletso e eketsehileng ea tikoloho khahlanong le lik'hemik'hale, lerōle, mongobo le mocheso o feteletseng. Ka bobeli mofuta oa 'standard' le "safety" (SIL) tsa karete ea MPC4 li netefalitsoe ho IEC 61508 le ISO 13849, bakeng sa ho sebelisoa maemong a ts'ireletso, joalo ka SIL 1 ho latela IEC 61508 le PL c ho latela ISO 13849-1. Karete ea "standard" MPC4 ke mofuta oa mantlha mme e ts'ehetsa likarolo tsohle le mekhoa ea ts'ebetso. "standard" MPC4 e etselitsoe lits'ebetso tsa polokeho tse sebelisang rack ea VM600 e nang le likarete tse fokolang, ke hore, "standard" MPC4/IOC4T card pairs le RLC16 relay card. E na le VMEcompatible lekhoba segokanyimmediamentsi sa sebolokigolo ka hona ke software configurable ka VME ha ho na le CPUx karete sebetsa e le rack molaoli rack ka VM600 rack. Hape ke software e ka lokisoang ka RS-232 (ka lehlakoreng le ka pele la karete).

Karete ea "tšireletseho" (SIL) MPC4, e tsejoang ka hore ke MPC4SIL, e entsoe ho lumella mefuta e mengata ea likhetho tsa ho kenya. Haholo-holo, liraka tsa VM600 tse nang le likarete tsa tlhahlobo ea maemo joalo ka XMx16 le likarete tsa relay joalo ka IRC4. Ho netefatsa polokeho ea litlhophiso tsena, ho ne ho hlokahala ho netefatsa hore MPC4SIL e arotsoe ho likarete tse ling ka har'a rack ea VM600, e le hore ho se be le monyetla oa hore tlhophiso ea eona e fetoloe ka phoso. Ka hona, karete ea MPC4SIL ha e kenyeletse sebopeho sa makhoba se lumellanang le VME, ha e tšehetse likanale tsa tachometer (lebelo) ebile ha e fane ka bokhoni bohle ba ho sebetsana le matšoao a karete ea "standard" ea MPC4 (sheba Litlhaloso tse ling - bakeng sa "standard" le "di-circuits tse arohaneng" likarete tsa MPC4 leqepheng la 9 feela). Karohano ea MPS le CMS Raka ea VM600, likarete tsa ts'ireletso ea mochini, likarete tsa ho lekola maemo le software e amanang le eona li etselitsoe ho ipapisa le sistimi ea ts'ireletso ea mochini (MPS) le litlhoko tsa karohano tsa sistimi ea API 670, e netefatsang hore ts'ebetso ea MPS ha e itšetlehe ka eona ebile ha e sekisetsoe ts'ebetso ea CMS ka tsela efe kapa efe. Kahoo leha likarete tsa ts'ireletso ea mochini le likarete tsa ho lekola maemo li ka arolelana habonolo matšoao a sensor ho tsoa liketane tsa tekanyo, lipara tsa likarete tsa MPC4/ IOC4T ha li arolelane libese tsa puisano le XMx16/XIO16T lipara tsa karete ea ho lekola maemo ka har'a rack ea VM600, 'me lipara tsa karete tsa MPC4/IOC4T li hlophisitsoe ebile li sebetsa ka VPSxM6 Lipara tsa likarete tsa XMx16/XIO16T li hlophisitsoe le ho sebelisoa ho sebelisoa software ea VibroSight®). Tlhahisoleseding ea lits'ebetso Ha e sebelisoa e le karete ea karete e nang le karete ea ho kenya kapa ea tlhahiso ea IOC4T, MPC4 e loketse haholo bakeng sa tlhahlobo ea mochini le ts'ireletso lits'ebetsong tse fapaneng tsa indasteri. Ho fumana lintlha tse ling mabapi le tšebeliso ea lipara tsa likarete tsa MPC4/IOC4T ka kakaretso, sheba bukana ea hardware ea VM600 machine protection system (MPS) le VM600 MPSx software manuals. Bakeng sa tlhahisoleseling mabapi le ts'ebeliso ea lipara tsa likarete tsa MPC4/ IOC4T maemong a ts'ireletso ea ts'ebetso, sheba bukana ea ts'ireletso ea ts'ebetso ea VM600. Bakeng sa lits'ebetso tse ikhethileng, ikopanye le moemeli oa hau oa lehae oa Meggitt.

Lintho tse kenang ka matla Palo ea lintho tse kenang : 4 ka karete ea MPC4 DC range : 0 ho +20 V kapa 0 ho −20 V AC range: ±10 V max. Mefuta e tloaelehileng ea matla a motlakase : -50 ho +50 V CMRR : >60 dB ho 50 Hz Crosstalk : −72 dB Tšitiso ea ho kenya : 200 kΩ Lethathamo la hona joale la ho kenya • Matšoao a DC : 0 ho isa ho 25 mA • Matšoao a AC : ±8 mA max. Maqhubu a maqhubu a analoge: DC ho isa ho 60 kHz (-3 dB). Tlhokomeliso: E sebetsa ha liphetho tsa lets'oao tse matla li arolelanoa ho sebelisoa Raw bese (VM600 rack). Liphetho tsa mats'oao a matla li ka arolelanoa le lipara tsa likarete tsa XMx16/XIO16T empa li ke ke tsa arolelanoa le lipara tse ling tsa likarete tsa MPC4/IOC4T. : Analog AC frequency range • Ntle le kopanyo : 0.1 Hz ho 10 kHz • Ka kopanyo : 2.5 Hz ho 10 kHz Mohanyetsi oa ho metha oa hajoale : 324.5 Ω Lipoelo tsa lets'oao le buffered "raw" dynamic signal outputs li fumaneha ka pele-pele (MPCI4 lihokelo tsa karete ea khokahanyo ea BNCT4) karete). Tšitiso ea sephetho : 50 Ω Leqhubu la maqhubu a Analog : DC ho isa ho 10 kHz (−0.1 dB ka mojaro > 1 MΩ). DC ho 10 kHz (−0.2 dB e nang le mojaro>200 kΩ). DC ho ea ho 40 kHz (−3 dB). Tlhokomeliso: E sebetsa ha liphetho tsa lets'oao "tse tala" li arolelanoa ho sebelisoa lihokelo tsa BNC tse ka pele (karete ea VM600 MPC4) le lihokelo tsa screw-terminal (karete ea VM600 IOC4T). Phoso ea mohato : <5° (DC ho isa ho 1 kHz). <30° (DC ho isa ho 10 kHz). Karolelano ea phetisetso • Motlakase oa motlakase : 1 V/V • Kenyo ea hajoale : 0.3245 V/mA