Katin Kariyar Injin MPC4 shine ainihin ɓangaren layin samfurin VM kuma wani maɓalli na VM600 jerin Tsarin Kariyar Injin (MPS). An ƙirƙira shi don sa ido na ainihin lokaci da kariyar injinan masana'antu, wannan katin yana da babban tsari da haɓakawa, mai iya sarrafa abubuwan shigar da sigina guda huɗu a lokaci guda da abubuwan shigar tachometer (Keyphasor) guda biyu. Ana amfani da katin MPC4 sosai a cikin sassan masana'antu masu mahimmanci kamar samar da wutar lantarki, mai & iskar gas, da sararin samaniya don tabbatar da kayan aiki suna aiki a ƙarƙashin aminci da aminci.
Ana samun katin MPC4 a cikin nau'ikan guda uku: Standard, Separate Circuits, and Safety (MPC4SIL), saduwa da aminci da buƙatun aiki na yanayin aikace-aikacen daban-daban. Dole ne a yi amfani da duk nau'ikan nau'ikan nau'ikan kati tare da madaidaicin shigar da katin fitarwa na IOC4T.
II. Mabuɗin Siffofin & Fa'idodi
1. Multi-Channel Dynamic Signal Input
Yana goyan bayan tashoshin sigina masu ƙarfi guda 4, karɓar bayanai daga na'urori daban-daban kamar haɓakawa, gudu, da ƙaura (kusanci).
Kowane tashoshi yana shirye-shiryen kansa kuma yana goyan bayan shigarwar ƙarfin lantarki (± 10V AC) ko na yanzu (0-25mA DC).
Matsakaicin shigarwa shine 200 kΩ, tare da babban Ratio na ƙin yarda da Yanayin gama-gari (> 60 dB) da ƙaramin magana (-72 dB).
2. Dual Tachometer (Keyphasor) Input
Yana goyan bayan abubuwan shigar da bayanai na sauri/lokaci 2, dacewa da binciken kusanci, tsinkayar maganadisu, ko sigina na TTL.
Yana goyan bayan ƙimar tachometer juzu'i, tare da kewayon saurin gudu (0.016 Hz zuwa 50 kHz).
3. Gudanar da Siginar Dijital na Zamani (DSP)
Yana amfani da fasaha na DSP na ci gaba don tacewa na ainihi, haɗawa / bambanta, da gyarawa (RMS, ma'ana, kololuwar gaskiya, ganiya ganiya-zuwa kololuwa).
Yana goyan bayan bin diddigin oda, yana ba da damar saka idanu lokaci guda na girma da lokaci.
4. Ƙararrawa Masu Shirye-shiryen & Saitunan Daidaitawa
Yana ba da Faɗakarwa da Haɗari ƙararrawa mataki biyu, goyan bayan jinkiri, ƙwanƙwasa, da ayyukan latching.
Ana iya daidaita ƙofofin ƙararrawa daidai gwargwado bisa saurin gudu ko sigina na waje, haɓaka sassaucin tsarin.
5. Samar da Ƙarfin Sensor & Sigina
Haɗin wutar lantarki yana goyan bayan firikwensin kamar IEPE accelerometers da tsarin ma'aunin kusanci.
Yana ba da ± 27.2V, +15V ƙarfin lantarki fitarwa, da 6.16mA akai-akai tushen halin yanzu.
6. Masu Haɗin Gaba-Panel & Matsayin Matsayi
Masu haɗin BNC na kowane tashar fitarwa ta buffered 'raw' alamun firikwensin don bincike na waje.
Manufofin LED na gaban-panel suna nuna matsayin tashar, ƙararrawa, da kurakuran tsarin.
7. Hot-Swappable & Modular Design
Yana goyan bayan shigarwa kai tsaye da cirewa (zafin-swapping), sauƙaƙe kulawa da haɓakawa.
Zai iya aiki tare da wasu katunan a cikin tsarin VM600 (misali, IOC4T, RLC16, IRC4).
8. Tsaro & Takaddun shaida
Dukansu Standard da Safety iri suna da bokan zuwa IEC 61508 da ISO 13849 don tsarin aminci na aiki (misali, SIL 1, PL c).
Sigar Tsaro (MPC4SIL) tana fasalta keɓantawar wutar lantarki don hana canje-canjen sanyin sanyi.
III. Ƙa'idar Aiki & Ayyukan Gudanarwa
Babban ƙa'idar aiki na katin MPC4 ya dogara ne akan fasaha mai girma na Digital Signal Processing (DSP). Yana ba da cikakkiyar kulawa da kariya ta injina ta hanyar siye, tacewa, bincike, da sarrafa ƙararrawa na siginar firikwensin. An yi cikakken bayanin ƙa'idar aiki ta fuskoki huɗu a ƙasa:
1. Shigar siginar & Kwadi
Katin MPC4 yana karɓar sigina daga na'urori daban-daban, gami da:
Sigina masu ƙarfi: Irin su haɓakar girgiza, saurin gudu, ƙaura, haka kuma matsayin turawa, haɓakawa, faɗaɗa harka, da sauransu.
Sigina na Tachometer: Daga Maɓallai, encoders, ko na'urori masu auna bugun jini, waɗanda aka yi amfani da su don nunin lokaci da auna saurin.
Kowace shigarwar sigina mai ƙarfi tana jurewa yanayin yanayin gaban-ƙarshen analog, gami da:
Matching Impedance: 200 kΩ impedance impedance yana ɗaukar halaye iri-iri na firikwensin firikwensin.
Kin amincewa da Yanayi na gama-gari: CMRR> 60 dB yana danne tsangwama na gama-gari.
Amsa Mitar: Mitar Analog daga DC zuwa 60 kHz (-3 dB), yana tabbatar da kiyaye abubuwan haɓaka-girma.
Ana jujjuya siginar shigarwa na yanzu zuwa siginar wutar lantarki ta na ciki 324.5 Ω resistor kafin yin samfur. Duk siginonin shigarwa suna wucewa ta cikin matattarar anti-aliasing kafin isa ga ADC (Analog-to-Digital Converter), yana tabbatar da daidaiton samfur.
2. Gudun Gudanar da Siginar Dijital
Katin MPC4 yana amfani da tsarin gine-ginen sarrafa tashoshi da yawa, inda kowane sigina ke sarrafa kansa, da farko ya ƙunshi matakai masu zuwa:
a) Tace Dijital
Yana goyan bayan babban wuce-wuri, ƙananan wucewa, da matattarar band-pass tare da gangara mai daidaitawa daga 6 zuwa 60 dB/ octave.
Ripple ɗin wucewa bai wuce ± 0.3 dB ba, kuma raguwar tasha ya fi 50 dB, yana tabbatar da tsaftar sigina.
b) Haɗin kai & Bambance-bambance
Zai iya haɗa hanzari zuwa sauri ko ƙaura, ko bambanta gudu zuwa hanzari, kamar yadda ake buƙata.
Kewayon mitar aiki na haɗin kai shine 2.5 Hz zuwa 10 kHz.
c) Gyara & Ƙididdigar Girma
Yana goyan bayan hanyoyin lissafin girma da yawa:
RMS (Root Mean Square)
Ma'anar Ƙimar
Gaskiya Peak
Ganiya Peak-to-Peak
Kuskuren layi yana ƙasa da ± 1%, kuma daidaiton girman girman shine ± 1% na cikakken sikelin.
d) oda Bin-sawu & Binciken lokaci
Yana bibiyar girman girma da lokaci ta takamaiman umarni (misali, 1X, 2X, 3X) yayin canje-canjen sauri.
Kuskuren lokaci bai wuce ± 6°, yawanci ±1° a ainihin mitar.
e) Ma'aunin Rata/ Matsayi
3. Ƙararrawa & Haɗin Hankali
Katin MPC4 yana da tsarin ƙararrawa mai daidaitawa:
a) Matakan ƙararrawa
Kowane tashoshi yana goyan bayan faɗakarwa da ƙararrawa mataki biyu, kowane mai daidaitawa azaman kan iyaka (A+, D+) ko ƙarancin iyaka (A-, D-).
Ana iya saita madaidaitan ƙararrawa a ko'ina cikin cikakken ma'auni da goyan bayan daidaitawa, misali, dangane da sauri.
b) Jinkirin ƙararrawa & Tsawa
c) Haɗin Hankali
Yana goyan bayan haɗe-haɗe-haɗe-haɗe kamar AND, KO, da Mafi yawan Zaɓe, tare da har zuwa ayyuka na asali guda 8 da ayyukan ci-gaba guda 4 waɗanda za a iya daidaita su.
Ya dace da hadaddun hukumcin ma'auni da yawa a cikin tsarin injina.
d) Abubuwan ƙararrawa
Ana fitar da siginar ƙararrawa ta katin IOC4T, relays na tuƙi ko watsa ta bas ɗin OC zuwa wasu katunan (misali, RLC16, IRC4).
4. Tsarin Ganewar Kai (Ok System)
Katin MPC4 ya haɗa da ginanniyar OK System wanda ke ci gaba da lura da lafiyar firikwensin da sarkar sigina:
Gano Ƙaƙwalwar Mataki na Mataki Biyu: Iyakoki masu daidaitawa na sama da na ƙasa suna saka idanu ko matakin siginar yana cikin kewayo mai ma'ana.
Gano Laifin Layi: Yana gano kurakuran kamar buɗaɗɗen da'irori da gajerun da'irori.
Alamar gaban-Panel: Kowane tashoshi yana da LED mai nuna 'Ok' matsayi ko nau'in kuskure.
Bugu da ƙari, katin MPC4 yana yin aikin gwajin kai na yau da kullun akan farawa, bincika hardware da matsayin firmware don tabbatar da ingantaccen tsarin aiki.
IV. Bambance-bambancen Sigar & Abubuwan da ake Aiwatar da Yanayin Yanayin Sigar
| Halayen |
Halayen |
Aikace-aikace na Musamman |
| Daidaitawa |
Yana goyan bayan duk fasalulluka, gami da bas ɗin VME, tashoshi na tachometer, saƙon kunkuntar bandeji. |
Tsarin kariya na injina gabaɗaya. |
| Rarrabe madaukai |
Keɓewar ƙirar lantarki, mai dacewa da IEC 60255-5. |
Babban mahallin tsangwama na lantarki. |
| Tsaro (MPC4SIL) |
Babu ƙirar VME, babu tachometer ko goyan bayan sa ido na kunkuntar, SIL 1 bokan. |
Tsarin aminci na aiki (misali, SIL 1 / PL c). |
V. Aikace-aikace na yau da kullun
Gas & Turbines: Vibration, ƙaura, saurin sa ido.
Compressors & Pumps: Jijjiga shaft, yanayin ɗaukar nauyi, matsayi na turawa.
Generators & Motors: Kariyar rawar jiki, nazarin lokaci.
Turbines na iska: Fitar da girgizar jirgin ƙasa da bin diddigin sauri.
