Yuav ua li cas xaiv cov Cable Multi-Pair Instrumentation uas zoo rau koj qhov project?
- Cov Lus Teb Ncaj Qha: Ib Lub Txheej Txheem Xaiv Plaub Kauj Ruam
Cov neeg ib txwm nug tias:Kuv yuav xaiv cov xov hlau ntau khub kom raug rau kuv qhov project li cas?
Cov lus teb yooj yim:Koj yuav tsum txiav txim siab plaub yam tseem ceeb ua ke:
| Kauj Ruam | Kev txiav txim siab | Cov Txheej Txheem Tseem Ceeb |
| Kauj Ruam 1 | suav cov khub | Muaj pes tsawg lub teeb liab? (1 txog 100+ khub) - npaj rau cov khoom seem (15-20%) |
| Kauj Ruam 2 | Qhov loj ntawm tus neeg xyuas pib | 18-24 AWG (0.5-2.5mm²) - nyob ntawm qhov ntev ntawm lub voj voog thiab tam sim no |
| Kauj Ruam 3 | Hom kev tiv thaiv | Ntawv ci (100%), braid (70-95%), lossis composite - raws li EMI ib puag ncig |
| Kauj Ruam 4 | Cov khoom siv tsho | PVC (dav dav), LSZH (kev nyab xeeb hluav taws), PUR (roj/kev puas tsuaj) - raws li ib puag ncig |
Vim li cas thiaj xaiv Multi-Pair?Thaum koj muaj ntau yam twj paj nruag (siab, kub, ntws) khiav ntawm tib lub thawv sib txuas mus rau chav tswj, cov xov hlau ntau khub pheej yig dua thiab teeb tsa zoo dua li kev khiav cov xov hlau ib leeg. Ib txoj xov hlau ntau khub (piv txwv li, 20 khub) hloov 20 cov xov hlau ib leeg - qhov chaw tais tsawg dua, kev teeb tsa sai dua, thiab cov xaus tsawg dua.
Ntawm Dingzun Cable,peb tsim cov xov hlau ntau khub los ntawm 1 txog 100+ khub, hloov kho tau raws li koj qhov project xav tau - nrog EN 50288-7 ua raws li thiab cov ntaub ntawv xeem tag nrho.
- Kauj Ruam 1: Txheeb Xyuas Tus lej ntawm cov khub uas yog
Kev suav cov khub yog qhov kev txiav txim siab tseem ceeb tshaj plaws. Kev teev tsis txaus thiab koj tsis muaj peev xwm nthuav dav yav tom ntej; kev teev ntau dhau thiab koj nkim nyiaj rau cov khub tsis siv.
Rooj 1: Cable Ntau Khub - Phau Ntawv Qhia Xaiv Tus Naj Npawb Khub
| Tus naj npawb ntawm cov khub | Cov Ntawv Thov Ib Txwm Muaj | Cov Lus Qhia Txog Kev Siv Cov Khub Hloov |
| 1-2 khub | Ib lub cuab yeej, taw tes-rau-taw tes (piv txwv li, ib lub tshuab xa tawm siab) | 0-1 seem |
| 4-8 khub | Lub thawv sib txuas me me, vaj huam sib luag hauv zos (piv txwv li, 4-8 lub cuab yeej) | 15-20% (piv txwv li, 8-khub rau 6 lub twj paj nruag) |
| 10-20 khub | Vaj huam sib luag nruab nrab, cov khoom siv skid (piv txwv li, 10-20 lub teeb liab) | 15-20% (piv txwv li, 20-khub rau 16 lub twj paj nruag) |
| 24-50 khub | Lub thawv sib txuas loj, chav sib tham DCS | 15-20% (piv txwv li, 50-khub rau 40 lub twj paj nruag) |
| 50-100+ khub | Chav tswj hwm tseem ceeb, lub kaw lus DCS loj | 10-15% (kev sib pauv nqi piv rau kev nthuav dav) |
Yuav Ua Li Cas Xam Cov Khub Uas Yuav Tsum Tau Muaj:
| Kauj Ruam | Kev suav lej | Piv txwv |
| 1 | Suav cov twj siv (cov cim) | 24 lub twj paj nruag |
| 2 | Ntxiv cov khoom seem (pom zoo 15-20%) | 24 × 1.15 = 27.6 ≈ 28 |
| 3 | Tshawb xyuas cov hom teeb liab sib txawv (analog vs digital - tuaj yeem sib koom ua khub yog tias muaj kev tiv thaiv zoo) | Feem ntau cov xov hlau zoo ib yam siv tau |
| 4 | Sib npaug rau tus lej khub txheem | 30 khub(los yog 32 khub nyob ntawm tus neeg tsim khoom) |
Kev piav qhia txog cov khub seem:
| Vim li cas | Tus nqi ntawm kev tsis muaj cov khoom seem |
| Kev nthuav dav yav tom ntej (cov cuab yeej tshiab) | Kev rub cov xov hlau tshiab - kev ua haujlwm, qhov chaw tais, lub sijhawm tsis ua haujlwm |
| Khub ua tsis tau zoo (puas thaum lub sijhawm teeb tsa) | Kev hloov pauv tag nrho cov cable lossis kev khiav sib cais |
| Kev sib cais ntawm cov teeb liab (suab nrov los ntawm ib khub cuam tshuam rau lwm tus) | Tsis tuaj yeem cais tawm yam tsis muaj khoom seem |
（Kev sib tshuam ntawm ntau khub instrumentation cable)
Ntawm Dingzun Cable,Peb tsim cov xov hlau ntau khub hauv cov lej txheem (2, 4, 6, 8, 10, 12, 16, 20, 24, 30, 36, 48, 50, 60, 100 khub) thiab txhua qhov kev suav tshwj xeeb uas koj teev tseg.
- Kauj Ruam 2: Xaiv Qhov Loj ntawm Tus Neeg Txuas Lus Kom Yog (AWG / mm²)
Qhov loj ntawm tus neeg xyuas pib txiav txim siab qhov tsis kam ntawm lub voj voog, uas cuam tshuam ncaj qha rau qhov deb npaum li cas koj tuaj yeem khiav 4-20mA voj voog lossis kev sib txuas lus digital.
Rooj 2: Kev Xaiv Qhov Loj ntawm Tus Neeg Txuas - 18 txog 24 AWG (0.5 txog 2.5 mm²)
| Tus Neeg Coj Ua Loj | AWG | Kev tsis kam (Ω / km) | Ib txwm muaj 4-20mA Loop Distance (ntawm 24V, 250Ω load) | Daim Ntawv Thov Zoo Tshaj Plaws |
| 0.5 hli² | 20 AWG | ~33 Ω/km | 500-800 meters | Kev khiav luv luv mus rau nruab nrab, tsis tas yuav siv nyiaj ntau |
| 0.75 hli² | 18-19 AWG | ~24 Ω/km | 800-1,200 meters | Tus qauv rau feem ntau cov cuab yeej siv hauv kev lag luam |
| 1.0 hli² | 17-18 AWG | ~18 Ω/km | 1,200-1,500 meters | Kev khiav ntev, cov voj voog tiv taus siab |
| 1.5 hli² | 16 AWG | ~13 Ω/km | 1,500-2,000+ meters | Kev khiav ntev heev, cov khoom siv hluav taws xob ntau |
| 2.5 mm² | 14 AWG | ~8 Ω/km | >2,500 meters | Cov ntawv thov tshwj xeeb (kev deb heev) |
Yuav Ua Li Cas Xam Qhov Ntev Tshaj Plaws ntawm Lub Voj Voog (4-20mA):
Lub voj voog 4-20mA raug txwv los ntawm tag nrho cov voj voog tsis kam = cable tsis kam (ob txoj kev) + load tsis kam (250Ω ib txwm) + barrier tsis kam (yog siv).
| Cov Qauv | Cov mis | Piv txwv |
| Qhov siab tshaj plaws ntawm lub voj voog tsis kam (ntawm 24V khoom) | (Vsupply - Vmin_device) / 0.02A | (24V – 12V) / 0.02A = 600Ω |
| Rho tawm qhov load thiab barrier | 600Ω – 250Ω (thauj khoom) – 50Ω (kev thaiv) = 300Ω | Muaj rau cable |
| Kev tsis kam ntawm cable (mus ncig) | 2 × R_km × Qhov Deb (km) | 2 × 24Ω/km × 1.2km = 57.6Ω |
| Qhov deb tshaj plaws rau 0.75mm² (18 AWG) | Muaj peev xwm tiv taus cable / (2 × R_km) | 300Ω / (2 × 24Ω/km) =6.25 km? Siab dhau lawm - xyuas seb lub cuab yeej siv li cas |
*(Ceeb Toom: Qhov nrug 4-20mA uas siv tau yog txwv los ntawm lub zog thiab lub peev xwm ntawm lub cuab yeej, feem ntau yog 800-1,500m siab tshaj plaws rau 18 AWG)*
Rau Cov Teeb Liab Digital (RS485, Modbus):
| Tus Neeg Coj Ua Loj | Qhov Nrug Deb Tshaj Plaws (ntawm 9.6 kbps) | Qhov Txwv Tsis Pub Muaj |
| 24 AWG (0.2mm²) | 1,200 meters (tus qauv RS485 max) | Capacitance thiab attenuation |
| 22 AWG (0.34mm²) | 1,200 meters | Tib yam - qhov deb tsis tiv taus txwv ntawm qhov baud qis |
| 18-20 AWG | 1,200 meters | Tsis tas yuav siv hluav taws xob los ua kom tuab dua; siv rau lub zog kho tshuab |
Cov Lus Qhia:Rau feem ntau cov cuab yeej siv hauv kev lag luam (4-20mA, RS485, RTD, thermocouple),0.75mm² – 1.0mm² (18 AWG)yog qhov kev xaiv txheem - sib npaug tus nqi, qhov deb, thiab lub zog kho tshuab. Siv cov qhov loj dua rau cov voj ntev heev lossis qhov twg lub zog rub kho tshuab yog qhov txhawj xeeb.
Ntawm Dingzun Cable,Peb muab cov xov hlau ntau khub nrog 18 AWG (0.75mm²) ua tus qauv, nrog 16 AWG (1.5mm²), 20 AWG (0.5mm²), thiab cov ntsuas kev cai muaj rau koj qhov kev xam qhov ntev ntawm lub voj voog.
- Kauj Ruam 3: Xaiv Hom Kev Tiv Thaiv Kom Yog
Kev tiv thaiv tiv thaiv koj cov teeb liab los ntawm EMI (motors, VFDs, xov tooj cua, vuam). Qhov kev xaiv nyob ntawm koj qhov chaw hluav taws xob.
Rooj 3: Hom Kev Tiv Thaiv rau Cov Cables Siv Ntau Khub
| Hom Tiv Thaiv | Kev Them Nqi | Zaus Zoo Tshaj Plaws | Kev Tiv Thaiv Zoo (SE) | Daim Ntawv Thov Zoo Tshaj Plaws | Tus nqi sib piv |
| Ntawv ci (Ib leeg rau ib khub) | 100% | Siab (>1 MHz) | 60-90 dB (RFI) | Cov teeb liab analog tseem ceeb- tiv thaiv kev sib tham ntawm cov khub hauv tib lub cable | 1.0 × (qhov pib) |
| Tag Nrho Cov Ntawv Nyiaj(dhau txhua tus khub) | 100% | Siab (>1 MHz) | 60-90 dB (RFI) | Kev teeb tsa ruaj khov, EMI nruab nrab, tus nqi raug nqi | 1.1 × |
| Zuag qhia tag nrho Braid | 70-95% | Qis-Nruab Nrab ( | 40-80 dB | Dynamic/flexing- txoj kev cable, robotics, kev ntxhov siab siab mechanical | 1.3-1.5 × |
| Composite (Ntawv ci + Braid) | 100% + braid | Tag nrho spectrum | >90 dB | Kev lag luam hnyav- VFDs, motors, fais fab nroj tsuag, refineries | 1.5-2.0 × |
Kev Xav Txog Tshwj Xeeb ntawm Ntau Tus Khub - Crosstalk:
Thaum ntau khub sib koom tib lub cable, cov teeb liab los ntawm ib khub tuaj yeem sib txuas ua ke rau hauv cov khub sib ze (crosstalk). Cov kev daws teeb meem:
| Daim Ntawv Thov | Kev Teeb Tsa Tiv Thaiv Pom Zoo |
| Sib xyaw ua ke analog (4-20mA) thiab digital (RS485) hauv tib lub cable | Ib daim ntawv ci rau ib khub + tag nrho cov xov paj- cais cov lus sib tham |
| Txhua lub teeb liab tib hom (piv txwv li, txhua 4-20mA) | Tag nrho cov ntawv ci lossis cov xov paj ntaub yuav txaus |
| Cov teeb liab rhiab heev (thermocouple, mV) | Ib daim ntawv ci rau ib khub + tag nrho cov xov paj |
| Ib puag ncig muaj EMI siab (VFDs, welders) | Composite tag nrho (ntawv ci + braid)+ ib daim ntawv ci rau ib khub |
Ntawm Dingzun Cable,peb cov qauv siv ntau khub instrumentation cable yog:Ib daim ntawv ci rau txhua khub (100%) + tag nrho cov hlau tooj liab braid (≥85%)- xa ob qho kev tiv thaiv crosstalk thiab kev tiv thaiv EMI sab nraud. Qhov no yog qhov kev teeb tsa ntau yam rau cov nroj tsuag kev lag luam.
- Kauj Ruam 4: Xaiv Cov Khoom Siv Tsho Raws Li Ib puag ncig
Lub tsho yog koj lub cable txoj kev tiv thaiv tseem ceeb tiv thaiv qhov chaw teeb tsa.
Rooj 4: Kev Xaiv Cov Khoom Siv Tsho - PVC vs LSZH vs PUR
| Cov Khoom Siv Tsho | Kub thiab txias | Kev Ntsuas Hluav Taws | Cov Khoom Tseem Ceeb | Daim Ntawv Thov Zoo Tshaj Plaws |
| PVC | -30°C txog +70°C | IEC 60332-1 | Tus nqi qis, kev ua haujlwm ntev dav dav | Sab hauv tsev, qhuav, tsis tseem ceeb |
| LSZH(Tsis Muaj Pa Luam Yeeb Tsawg Halogen) | -30°C txog +90°C | IEC 60332-1 los yog 60332-3+ pa luam yeeb tsawg (IEC 61034) | Pa luam yeeb tsawg, xoom halogen, tsis muaj corrosive | Cov chaw kaw– qhov av, chav tswj, nkoj, chaw khaws ntaub ntawv |
| TXAWM LI CAS LOS XIJ(Polyurethane) | -40°C txog +90°C | IEC 60332-1 | Kev tiv thaiv roj / kev sib txhuam zoo heev, hloov tau yooj yim | Cov tshuab siv hauv kev lag luam- kev raug roj, txoj kev cable, sab nraum zoov |
| TPE / TPU | -40°C txog +125°C | Txawv | Lub neej ntev thiab yoog tau yooj yim, tiv taus tshuaj lom neeg | Kev siv neeg hlau, kev hloov pauv tas mus li |
Kev Xaiv Los Ntawm Kev Teeb Tsa Ib Puag Ncig:
| Ib puag ncig | Lub tsho tiv no pom zoo | Vim li cas |
| Dav dav sab hauv tsev (chav tswj, cog qhuav) | PVC | Tus nqi qis tshaj plaws, txaus |
| Lub tais cable hauv thaj chaw qhib kev lag luam | PVC lossis LSZH (yog tias xav tau cov cai hluav taws) | LSZH rau kev nyab xeeb hluav taws |
| Qhov chaw kaw (qhov av, nkoj, platform) | LSZH | Cov pa luam yeeb tsawg - cov neeg nyob hauv yuav tsum pom kom khiav tawm |
| Kev raug roj / tshuaj lom neeg (chaw ua roj, tshuab) | TXAWM LI CAS LOS XIJ | Tiv thaiv kev o thiab kev puas tsuaj |
| Sab nraum zoov (kev raug UV) | TXAWM LI CAS LOS XIJlos yog UV-stabilized LSZH | Tiv thaiv kev tawg |
| Kev faus ncaj qha | TXAWM LI CAS LOS XIJlos yog LSZH + xaiv tau SWA armor | Kev tiv thaiv dej noo + kev tiv thaiv txhua yam |
Ntawm Dingzun Cable,Peb muab cov xov hlau ntau khub nrog PVC, LSZH, thiab PUR tsho - txhua yam ua raws li EN 50288-7 thiab muaj nrog SWA armor xaiv tau rau kev faus ncaj qha lossis thaj chaw muaj kev pheej hmoo siab.
- Cov Lus Qhia Txog Kev Xaiv Cable Ntau Tus Khub
Siv lub rooj no los txiav koj cov kev xaiv sai sai.
Rooj 5: Cov Xov Tooj Ntsuas Ntau Tus Khub - Cov Txheej Txheem Xaiv Tag Nrho
| Qhov Yuav Tsum Tau Ua Haujlwm | Suav Cov Khub | Tus Neeg Coj Loj (AWG) | Kev tiv thaiv | Lub tsho loj | Kev Ua Raws Cai EN 50288-7 |
| Ib lub voj voog 4-20mA, luv luv (≤300m) | 1-2 khub | 20 AWG (0.5mm²) | Ntawv ci (tag nrho) | PVC | Yog |
| Ntau lub teeb liab analog, cov nroj tsuag dav dav (300-800m) | 4-16 khub | 18 AWG (0.75mm²) | Ib daim ntawv ci + tag nrho cov xov paj | PVC | Yog |
| Sib xyaw analog + RS485, nruab nrab EMI | 8-24 khub | 18 AWG (0.75mm²) | Ib daim ntawv ci + tag nrho cov khoom sib xyaw | PVC los yog LSZH | Yog |
| EMI siab (VFDs, motors, fais fab nroj tsuag) | 10-50 khub | 18-16 AWG (0.75-1.5mm²) | Ib daim ntawv ci + tag nrho cov khoom sib xyaw | LSZH los yog PUR | Yog |
| Roj thiab roj av, chaw ua roj refining, tshuaj lom neeg (Thaj Chaw 1/2) | Raws li qhov xav tau | 18 AWG (0.75mm²) | Ib daim ntawv ci + tag nrho cov xov paj +xiav-xiav LSZH | LSZH (xiav) | Yog + BS5308 feem ntau |
| Offshore / marine | Raws li qhov xav tau | 18 AWG (0.75mm²) | Ib daim ntawv ci + tag nrho cov xov paj | LSZH (marine) | Yog + IEC 60092-502 |
| Kev faus ncaj qha (kev pheej hmoo ntawm nas/kev tsoo) | Raws li qhov xav tau | 18 AWG (0.75mm²) | Ib daim ntawv ci + tag nrho cov xov paj | PUR kub LSZH + SWA armor | Yog |
| Txoj kab hlau / txuas ntxiv flex | Raws li qhov xav tau | 19+ txoj hlua (Chav Kawm 5/6) | Tag nrho cov braid (tsis muaj ntawv ci) | TXAWM LI CAS LOS XIJ | Yog (nrog kev sim flex) |
Ntawm Dingzun Cable,Peb pab neeg ua haujlwm engineering tuaj yeem pab koj sau cov matrix no nrog koj cov kev teeb tsa tshwj xeeb (hom teeb liab, qhov deb, EMI qhov chaw, cov xwm txheej ib puag ncig) thiab tsim cov lus qhia cable pom zoo - pub dawb.
- Cov Yuam Kev Feem Ntau Thaum Xaiv Cov Cables Ntau Tus Khub
| Yuam Kev | Qhov tshwm sim | Txoj Kev Ua Kom Yog |
| Tsis muaj khub seem | Kev nthuav dav yuav tsum tau rub cov xov hlau tshiab; khub uas ua tsis tiav yuav tsum tau rub dua | Ntxiv 15-20% ntawm cov khoom seem (tsawg kawg 1-2 khub khoom seem) |
| Tus neeg hlau me dhau rau qhov ntev ntawm lub voj | 4-20mA voj voog tsis ua haujlwm vim muaj qhov hluav taws xob poob ntau dhau | Xam qhov tsis kam ntawm lub voj voog, ntxiv 20% ntawm qhov sib npaug |
| Tsis quav ntsej txog kev sib tham | Suab nrov analog los ntawm cov khub digital ua rau kev ntsuas tsis zoo | Siv cov ntawv ci ib leeg rau txhua khub rau cov teeb liab sib xyaw |
| Kev tiv thaiv qis hauv cov nroj tsuag uas muaj VFD ntau | Cov teeb liab tsis tu ncua, RS485 puas tsuaj | Siv cov khoom sib xyaw (ntawv ci + xov) tag nrho cov ntaub thaiv |
| Lub tsho PVC hauv thaj chaw roj / tshuaj lom neeg | Lub tsho loj o tuaj, mos tuaj, thiab puas tsuaj hauv ob peb lub hlis | Siv lub tsho PUR rau kev tiv thaiv roj |
| Tsis yog-LSZH hauv qhov chaw kaw | Pa luam yeeb lom, pom kev tsis meej thaum muaj hluav taws - kev pheej hmoo ntawm kev nyab xeeb rau lub neej | Siv LSZH hauv qhov av, chav tswj, nkoj |
| Tsis ua raws li EN 50288-7 | Tsis muaj cov kev ntsuas hluav taws xob lav - kev tsis lees paub qhov project | Qhia meej EN 50288-7; thov cov ntawv qhia kev xeem |
Ntawm Dingzun Cable,peb qhov kev tshuaj xyuas ua ntej muag khoom ntes tau cov kev ua yuam kev no ua ntej koj xaj - txuag koj ntawm kev ua tsis tiav hauv daim teb thiab kev ncua sijhawm ntawm qhov project.
Txog Dingzun Cable: Koj Tus Khub Cable Uas Muaj Ntau Tus Khub
Nrog20+ xyoo ntawm kev tsim khoom tshwj xeeb,Dingzun Cableyog ib tus khub koom tes uas ntseeg siab rau cov tuam txhab tsim kho thoob ntiaj teb, EPCs, thiab cov neeg siv khoom lag luam uas xav tau cov khoom zoocov xov hlau ntau khub- hloov kho tau tag nrho thiab ua raws li EN 50288-7 nrog cov ntaub ntawv xeem tag nrho.
(Dingzun Cable ntau khub instrumentation cable)
Peb Cov Peev Xwm Cable Multi-Khub Instrumentation:
| Muaj peev xwm | Cov Lus Qhia Tshwj Xeeb ntawm Dingzun |
| suav cov khub | 1 txog 100+ khub (txhua tus lej, suav nrog cov tsis yog tus qauv) |
| Lub ntsuas hluav taws xob | 18 AWG (0.75mm²) tus qauv; 16, 20, 22, 24 AWG xaiv tau |
| Cov khoom siv hluav taws xob | Tooj liab qab, Tooj liab tinned (tus qauv - corrosion resistant) |
| Kev rwb thaiv tsev | PE (capacitance qis, ≤50 nF/km), XLPE (kub hloov kho dua tshiab), PVC |
| Kev tiv thaiv ib khub | Ntawv ci (100%) + hlau ntws- tus qauv ntawm txhua tus khub ntau |
| Kev tiv thaiv tag nrho | Cov hlau tooj liab (≥85%)- tus qauv; sib xyaw (ntawv ci + braid) xaiv tau |
| Kev tiv thaiv zoo | > 90 dB (kev xaiv sib xyaw) |
| Impedance | 100Ω, 120Ω ± 5Ω (ua raws li EN 50288-7) |
| Cov ntaub ntawv tsho | PVC, LSZH, PUR - tag nrho EN 50288-7 tau tshaj |
| Cov cuab yeej ua rog (xaiv tau) | SWA (steel wire armor) rau kev faus ncaj qha / kev tiv thaiv tshuab |
| Xim tsho loj | Dub (tus qauv), Grey, Light-blue (IS circuits), txhua yam RAL kev cai |
| Qhov kub thiab txias | -40 ° C txog + 90 ° C (tus qauv, cov kev xaiv txhim kho muaj) |
| Kev tiv thaiv hluav taws | IEC 60332-1 (ib leeg) tus qauv; IEC 60332-3 Cat C/B/A xaiv tau |
| Cov Ntawv Pov Thawj | ISO 9001: 2015, CE, RoHS, REACH, EN 50288-7 ua raws li txoj cai |
| Kev kuaj xyuas | 100% kev kuaj hluav taws xobntawm txhua lub reel |
| Cov ntaub ntawv pov thawj | Cov ntawv qhia txog kev xeem tag nrho (impedance, capacitance, attenuation, resistance, flame) |
Vim li cas Dingzun Cable rau Koj Cov Kev Xav Tau Cable Multi-Pair Instrumentation:
- Kev hloov kho kom tiav- Txhua tus lej khub, txhua qhov ntsuas, txhua qhov kev tiv thaiv, txhua lub tsho - tsis muaj kev teeb tsa "tus qauv" yuam
- Ua raws li EN 50288-7- Cov kev ntsuas hluav taws xob tau txheeb xyuas nrog cov ntawv qhia kev xeem
- Ib daim ntawv ci rau ib khub + tus qauv braid tag nrho- Kev tiv thaiv zoo tshaj plaws tiv thaiv crosstalk thiab sab nraud EMI
- Pab neeg ua haujlwm tsim khoom tshaj lij– Kev sab laj xaiv dawb nrog daim ntawv ua haujlwm suav khub thiab kev xam qhov ntev ntawm lub voj voog
- Kev sib txuas lus ncaj qha rau cov kws tshaj lij- Cov lus hais sai, cov ntaub ntawv qhia txog kev siv tshuab, kev xa khoom thoob ntiaj teb
- Cov ntaub ntawv tag nrho– Cov ntawv qhia txog kev xeem, daim ntawv pov thawj ua raws li txoj cai, daim ntawv tshaj tawm EN 50288-7
Xav tau ib txoj hlua ntsuas ntau khub uas tau tsim los rau koj qhov project xav tau?