Bent Nevada 3500/70M 176449-09 Recip Impulse Velocity Monitor

3500/70M Reciprocating Impulse Velocity Monitor ƙwararriyar na'urar sa ido ce ta masana'antu a ƙarƙashin Tsarin Kariyar Injin 3500, wanda ke aiki a matsayin muhimmin sashi na tsarin kariyar injin 3500. Wannan rukunin ramuka guda ɗaya yana ba da damar sa ido ta tashoshi huɗu, musamman an ƙera shi don saka idanu kan crankcase da girgizar giciye na compressors masu juyawa.

3500/70M ya ƙunshi ƙayyadaddun tsari na gaba (P/N 176449-09) da nau'ikan nau'ikan I/O na baya daban-daban guda biyar (duba shafin oda don cikakkun bayanai). 176449-09 na iya samar da cikakken tsari lokacin da aka haɗa shi da kowane ɗayan I/O na baya.

A matsayin ainihin ɓangaren fakitin mafita na kwampreta mai jujjuyawa, wannan ƙirar tana karɓar siginonin shigarwa daga masu sarrafa girgizar ƙasa, yanayin sigina don samun ma'aunin girgiza, kuma yana kwatanta sigina masu sharadi tare da saitunan ƙararrawa masu shirye-shiryen mai amfani. Masu amfani za su iya tsara kowane tashoshi ta 3500 Rack Configuration Software don cimma ayyuka daban-daban na sa ido guda huɗu: Haɗawar Haɗawa, Haɗawa, Saurin Maimaituwa, da Saurin Maimaituwar Sauƙaƙe.

Siffofin & Ayyuka

1. Kanfigareshan Kula da Tashoshi da yawa

• Yana ba da tashoshi na saka idanu na 4 gaba ɗaya masu zaman kansu, suna tallafawa ayyukan kulawa da yawa.

• Ana saita tashoshi bibbiyu (Tashoshi 1-2 da Tashoshi 3-4), suna ba da damar aiwatar da ayyukan sa ido guda biyu a lokaci guda.

• Kowace tashoshi za a iya tsara shi da kansa, yana ba da damar daidaita tsarin sa ido.

• Yana goyan bayan shigarwar transducer seismic tare da impedance har zuwa 10 kΩ (hanzari) da> 1 MΩ (gudu).

2. Ayyukan Ma'auni huɗu na Ƙwararrun Ƙwararrun
Ƙwararrun Ƙwararrun Sa ido

• Ma'auni: 0.51-11.72 mV/(m/s²) ko 5-115 mV/g

• Zaɓin band: 0-359° (ƙuduri 1°)

• Tsawon bandeji: 1-360° (ƙuduri 1°)

• Yana amfani da matsakaita tace mai santsi mai juyi 8

Hanzarta Kulawa

• Kewayon auna iri ɗaya ne da Haɗawar Haɗawa.

• Yana ba da fitattun abubuwan ƙima na Peak da RMS.

• Yana goyan bayan 3-3000 Hz high-pass tace da 30-30000 Hz low-pass tace.

Matsakaicin Kulawar Sauri

• Hankali: 3.54-22.64 mV/(mm/s) ko 90-575 mV/(in/s)

• Tacewar haɗawa: -3 dB @ 0.34 Hz

• Yana ba da 1X da 2X tacewar vector tare da bandwidth na ± 3% na saurin gudu.

Ƙaramar Mitar Maimaituwa Kulawa da Sauri

• Musamman dacewa don yanayin aiki mara sauri.

• Kewayon tacewa mai girma: 0.750-100 Hz

• Matsakaicin ƙarancin wucewa: 10-1375 Hz

• Matsakaicin saurin inji zai iya kaiwa 30 RPM (yana buƙatar takamaiman gyara).

3. Ƙarfin sarrafa sigina na ci gaba

• Halayen Tace: 4-pole high-pass filter (80 dB/shekaru) da 2-pole/4-pole low-pass filter.

• Bias Tace: -3 dB @ 0.01 Hz, yadda ya kamata ya kawar da bangaren DC.

• Ba OK Tace: -3 dB @ 2400 Hz, yana ba da kariya ta anti-aliasing.

• Tace Vector: Tacewar ƙimar Q na dindindin, Q=16.7, bandwidth shine ± 3% na saurin gudu.

4. Ayyukan Ƙararrawa na Shirye-shiryen

• Kowane tashoshi yana goyan bayan saitunan faɗakarwa.

• Za'a iya saita wuraren saita haɗari don kowane tsayayyen ƙima biyu.

• Daidaiton saitin ƙararrawa ya kai 0.13%.

• Daidaitacce jinkirin ƙararrawa: Faɗakarwa: 1-60 seconds (ƙarin 1-na biyu); Haɗari: 0.1 seconds ko 1-60 seconds (ƙarin daƙiƙa 1).

• Kewayon ƙararrawa: 0-100% na cikakken ma'auni, iyakance ta kewayon transducer.

5. Cikakken Ƙwararren Ƙwararren Ƙwararren
Ƙwararru

• 4-20mA analog fitarwa, daidai da cikakken sikelin.

• Mafi girman juriya: 600 Ω

• Yarda da wutar lantarki: +12 Vdc

• Shafin: 0.3662 μA

• Ƙimar sabuntawa: <100 millise seconds

• Daidaito: ± 0.05 mA (zazzabi na yanayi), ± 0.14 mA (cikakken yanayin zafin jiki)

Buffered Transducer Fitarwa

• Kowace tashar gabanta tana sanye da mai haɗin haɗin gwiwa na coaxial.

• Fitowar fitarwa: 550 Ω

• Yana da kariyar gajeriyar kewayawa.

6. Ƙarfin Samar da wutar lantarki

• Wutar lantarki mai fitarwa: ≥22Vdc

• Matsakaicin halin yanzu: 40mA

• Farawa na yanzu: ≤15 mA (tabbas ba a ninkawa)

• Abubuwan da ke fitowa: 20 Ω (aiki na yau da kullun), 1000 Ω (yanayin ninkawa)

• Kariyar mayar da baya: 15.4-24.9 mA

Ƙa'idar Aiki

1. Ana samun isar da siginar sigina da
siginar sarrafa shigar da sigina ta hanyar keɓaɓɓun kayan aikin I/O. Ana karɓar sigina na hanzari ta hanyar da'irar shigarwar impedance 10 kΩ, kuma ana karɓar siginar saurin ta hanyar da'irar shigar da ƙarfi mai ƙarfi> 1 MΩ, tabbatar da ingantaccen sigina. Module yana ba da ingantaccen samar da wutar lantarki mai ƙarfi ga masu juyawa: ƙarfin fitarwa ≥22 Vdc, matsakaicin 40 mA na yanzu, da fasalulluka kariya ta foldback (15.4-24.9 mA), yana tabbatar da ingantaccen aiki don nau'ikan transducer daban-daban.

2. Sigina Conditioning da Filtering Processing
Input Sigina na farko fara fara haɓakawa da matching impedance kafin shigar da tacewa da yawa. Fitar Bias (-3 dB @ 0.01 Hz) yadda ya kamata yana kawar da bangaren DC, kuma Tacewar da ba ta da kyau (-3 dB @ 2400 Hz) tana ba da kariya ta kariya. Tsarin yana ba da zaɓin yanayin tacewa guda huɗu, ta amfani da ƙirar sandar igiya 4 tana ba da halayen 80 dB/shekaru goma. Na musamman Vector Filter yana amfani da ƙima mai ƙima na Q (Q = 16.7) tare da bandwidth na ± 3% na saurin gudu, yadda ya kamata cire 1X da 2X abubuwan girgizawa.

3. Ƙimar Ma'auni da Ƙimar Ƙimar Maɗaukaki
Dangane da ƙayyadaddun aikin kulawa, tsarin yana amfani da algorithms daban-daban don aiwatar da sigina:

• Hanzarta Ƙarfafawa: Yana ƙididdige ƙimar haɓaka kololuwa ko RMS a cikin madaidaitan maƙallan kusurwa mai daidaitawa, ta amfani da matsakaicin sassaucin juyi 8.

• Haɓakawa: Yana ba da ƙima iri-iri kamar Voltage Kai tsaye Bias Voltage, 1X Amplitude, 2X Amplitude, 1X Phase, 2X Phase.

• Saurin Maimaitawa: Yana canza siginonin haɓakawa zuwa sigina mai sauri ta hanyar sarrafa haɗin kai (-3 dB @ 0.34 Hz), yana ba da nazarin ɓangaren 1X da 2X.

• Gudun Matsakaicin Matsakaicin-ƙananan: Yana haɓaka halayen amsa ƙarancin mitoci, yana goyan bayan 0.75-100 Hz babban wucewar tacewa, kuma ya dace da yanayin aiki mai ƙarancin sauri.

4. Ƙararrawar Sarrafa Ƙararrawa
Ana kwatanta siginar da aka sarrafa a cikin ainihin lokaci tare da saiti na ƙararrawa-saitaccen mai amfani. Tsarin yana amfani da fasahar tace dijital don kawar da jitter sigina, yana tabbatar da daidaiton kwatance. Masu ƙidayar ƙararrawa suna amfani da tushen agogo mai zaman kanta don madaidaicin sarrafa lokacin. Faɗakarwa da ƙararrawa masu haɗari suna amfani da daidaitattun matakan jinkiri daban-daban (1-na biyu da 0.1-na biyu), daidaita saurin amsawa da ƙarfin hana tsangwama. Matsayin ƙararrawa ana watsa shi ta hanyar sadarwar jirgin baya zuwa tsarin tsarin, yana haifar da daidaitattun ayyukan relay da shiga taron.

5. Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren
Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwaƙwalwa na Ƙaƙwalwa yana ba da sigina mai keɓe tare da 550 Ω impedance ta hanyar haɗin haɗin coaxial na gaba-panel; Fitarwa mai rikodin yana haifar da siginar analog na 4-20mA ta hanyar daidaitaccen DAC, tare da ƙimar sabuntawa na <100 ms yana tabbatar da aiki na ainihi. Duk da'irar fitarwa tana da kariyar gajeriyar kewayawa, tabbatar da aiki na yau da kullun na aikin sa ido na farko ba shi da tasiri a ƙarƙashin yanayi mara kyau.

Ƙididdiga na Fasaha

Yanayin aikace-aikace

3500/70M Reciprocating Impulse Velocity Monitor ya dace musamman ga yanayin masana'antu masu zuwa:

• Maimaita Kwamfuta Kulawa: Crankcase lura da rawar jiki, nazarin jijjiga kan giciye, ƙimar yanayin motsin sanda mai haɗawa.

• Injin Juyawa Mara-ƙaraci: Sa ido kan rawar jiki don manyan kwampressors, ƙananan injuna, famfo masu juyawa.

• Tsari Compressors: Injiniyan yanayin saka idanu don kira gas compressors, maimaita gas compressors, halitta gas compressors.

• Kariyar Kayan Aiki mai Mahimmanci: Mahimman kayan aikin injiniya na buƙatar ingantaccen bincike na girgizawa da gargadin kuskuren farko.

• Kulawar Hasashen: Kima lafiyar kayan aiki da tsare-tsaren kiyayewa dangane da nazarin yanayin girgiza.