Encoder Feedback Pulse Forwarding (Qhov feem ntau "Pulse Output" Scenario)
Pulse- hom tsav tsheb tau tsim- nyob rau hauv encoders (xws li incremental ABZ theem encoders los yog absolute encoders) uas tso zis mem tes signals nyob rau hauv lub sij hawm (piv txwv li, ib tug 2500- kab encoder quadrupled mus rau 10,000 pulses/revolution ntawm lub cev muaj zog.) Qee tus neeg tsav tsheb txhawb nqa xa cov lus tawm tswv yim encoder no mus rau tus tswv tswj hwm (xws li PLC lossis daim npav tswj kev txav) ntawm tus pin tshwj xeeb (piv txwv li, "PGOUT" davhlau ya nyob twg) raws li cov lus taw qhia rau kev kaw lub voj.
Qhov tseem ceeb, qhov no yog cov lus tawm tswv yim nyoos los ntawm lub cev muaj zog encoder, tsis yog pulses nquag tsim los ntawm tus tsav tsheb.
Pulse- hom tsav tsheb feem ntau ua qhov sib faib zaus ntawm cov pulses (piv txwv li, faib 10,000 pulses/revolution rau 1,000 pulses/revolution) kom haum rau tus tswj cov kev xav tau.
Qhov no yog "kev tawm tswv yim tawm," tsis yog "tswj cov zis."
Pulse sawv cev ntawm cov xwm txheej xwm txheej (Rare Auxiliary Function)
Qee qhov qub lossis yooj yim servo tsav tau siv cov cim mem tes (xws li nqaim pulses, qib siab / qis pulses) los tawm cov xwm txheej yooj yim (piv txwv li, "Npaj," "Tswb," "Running"), tab sis qhov kev tsim qauv no tau hloov los ntawm cov cim qhia qib siab dua (TTL / CMOS) lossis kev sib txuas lus (xws li Modbus, EtherCAT).
Pulses tsuas yog siv los sawv cev rau cov xwm txheej binary (piv txwv li, ib lub mem tes sawv cev "Tswb," tsis muaj mem tes sawv cev "ib txwm");
Qhov no yog ib qho uas tsis yog - tus qauv ua haujlwm, tsuas yog txhawb nqa los ntawm ob peb lub tsav.
Lub ntsiab lus xaus: Servo drives tsis muaj "mem tes tso zis hom"
Lub luag haujlwm tseem ceeb ntawm lub plawv dhia- hom tsav yog hloov qis -voltage commands (pulses, analog signals, kev sib txuas lus) rau hauv siab -voltage power output (tsav lub cev muaj zog). Lub luag haujlwm tseem ceeb ntawm pulse signals yog:
Input Command: Tus maub los xa pulses mus rau lub tsav (xws li, "mem tes + kev taw qhia" hom) kom qhia meej lub hom phiaj txoj hauj lwm / ceev;
Cov lus qhia tawm tswv yim: Lub cev muaj zog encoder xa cov mem tes mus rau lub tsav, muab cov lus qhia txog qhov tseeb ntawm cov lus tsa suab (tus tsav tuaj yeem xa cov lus qhia no mus rau tus maub los).
Summary: Pulse-hom drives tsis muaj hom mem tes tso zis. Tag nrho "pulse outputs" yog relays ntawm cov lus qhia tawm tswv yim los yog cov sawv cev pabcuam ntawm cov xwm txheej teeb liab; lawv cov zis tseem ceeb yog lub zog hluav taws xob teeb liab.
Ntxiv: Servo Tsav "Input Pulse Hom"
Txawm hais tias pulse- hom drives tsis tso tawm cov mem tes, tau txais cov lus txib mem tes yog ib qho ntawm lawv cov hom kev tswj hwm (hu ua "miv tswj hom"). Muaj ob txoj hauv kev tawm tswv yim tseem ceeb:
Pulse + Direction (Pulse / Direction): Ib lub teeb liab mem tes (PULSE) tswj kev txav chaw (tus naj npawb ntawm pulses=tus nqi hloov pauv), thiab ib qho kev taw qhia teeb liab (DIR) tswj kev tig mus tom ntej thiab thim rov qab;
CW / CCW (Clockwise / Counterclockwise): Ob lub pulse signals (CW rau pem hauv ntej rotation, CCW rau thim rov qab) tswj cov kev taw qhia feem.
Cov pulses no yog inputs xa los ntawm tus maub los rau lub tsav, tsis outputs los ntawm tus tsav.
