Yakatemerwa Nhungamiro yePlc Zvivakwa: Architecture, Operation & Sarudzo Crosseria
Yakatemerwa Nhungamiro yePlc Zvivakwa: Architecture, Operation & Sarudzo Crosseria
Core PLC zvikamu & Interfaces
Beyond CPU, Memory, uye Zviteshi zvekutaurirana, PLCS inoratidza koshiririka maindasitiri:
Input intersfaces
Gamuchira masaini kubva pamidziyo yemunda kuburikidza neishto-clomputers uye yekuisa matunhu.
Electrically isolates uye mamiriro ezvinhu sensor / logic masaini (i.e., switch, sensors).
Inobuda
Kubata kutonga kunoraira kuburikidza neOPTO-Colums uye zvinoburitsa zvikamu:
Kudzokorora: Bata AC / DC mitemero (≤2A), Inononoka Mhinduro (10ms)
Transistors: DC mitare chete, yakakwira-kumhanya switching (0.2ms)
Varidzi veKanante: AC Mitoro chete, yepakati kumhanya (1ms)
Chimiro chePLC Classifies
| Nyora | Hunhu | Shandisa kesi |
| Unitary | Yakabatanidzwa CPU, I / O, Simba Kuwanikwa | Compact system |
| Modular | Inogadziriswa Rack-Yakakwira Modules | Pakati / yakakura masisitimu |
| Stzvinobvuma | Hybrid dhizaini; modular zvikamu zvine tambo link | Nzvimbo-yakamanikidzwa maappes |
PLC inoshanda nheyo
Scan Cycle Workflow
Kugadziriswa kwemukati (diagnostics)
Kukurukurirana Services (data rekuchinjana)
Input Sampling (Verenga zvese zviputi)
Kuuraya chirongwa (mhanya pfungwa)
Kuburitsa Refresh (gadziridza maatta)
Scan Nguva dzinoenderana ne:
CPU Speed (μs / kuraira)
Chirongwa kuoma
I / o module kuverenga
I / o kupindura lag mhinduro
Direct i / o kuwana module
Kupindira-kutungamirwa kugadzirwa
Yakakwira-Speed Colowers (> 100khz)
100khz)
Key Select Sticlea
Hardware inogadziriswa
Chimiro: Yunivhesiti yekunyatsemesa vs modular ye scalability
I / o modules: ≥20% spare kugona kwekuwedzera mune ramangwana
Memory zvinodiwa
Fungidzira: (i / o mapoinzi × 10) + (nguva × 5) = Minimum chirongwa matanho
Inyanzvi Module
Analog I / O (4-20ma, ± 10V)
Motion Kudzora (STPPER / SERPO)
Kukurukurirana (profinet, ethercat)
Technical faq
Q: Chii chinotsanangura plc?
* A: Industrial Dhijitari komputa ine yakarongedzwa ndangariro dze:
Logic / kutevedzana kutonga
Chaiyo-nguva i / o manejimendi
Kuenderera mberi process auto *
Q: Zvinetso zvemukati zvekudzokorora?
Input / Output Relay (X / Y)
Auxilia Ready (m)
Nguva (t), kuverenga (c)
Data Regeraista (d)
Q: Contacor kushanda?
Electromagnetic coil inosimbisa → inoshamisa contacts padyo
Arc chutes inodzivirira spark panguva yekubvisa
Indasitiri Oruclook
"Yemazuva ano PLCS Bridge Olecy Coleay Colly Logic neindasitiri 4,0 Kupfuura Kudzora, CyveSecurity maficha, uye kushanduka kwavo kunoenderera mberi kugadzirisa auto auto auto."