Lub koob yees duab kev ruaj ntseg siv voltage dab tsi?
Lub koob yees duab kev ruaj ntseg siv voltage dab tsi?

Video: Lub koob yees duab kev ruaj ntseg siv voltage dab tsi?

Video: Lub koob yees duab kev ruaj ntseg siv voltage dab tsi?
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12V DC: Feem ntau Lub koob yees duab CCTV Fais fab mov Qhov hluav taws xob . Feem ntau koob yees duab kev ruaj ntseg ua haujlwm hauv qab 12 voltages . Hauv lwm lo lus, ib qho adapter nrog 12V yog nkag tau yooj yim kom tau raws li qhov xav tau ntawm lub hwj huam mov rau koob yees duab kev ruaj ntseg.

Hauv qhov no, pes tsawg volts siv lub koob yees duab kev ruaj ntseg?

Tsawg voltage koob yees duab kev ruaj ntseg yog siv rau ob peb lub hom phiaj sib txawv thiab tuaj nyob rau hauv ntau hom. CCTV koob yees duab , feem ntau, yog muab lub zog nyob rau hauv ib qho ntawm peb voltages. Peb qhov kev xaiv fais fab mov feem ntau siv rau hauv tus qauv CCTV koob yees duab kev ruaj ntseg yog 120VAC, 24VAC, thiab 12VDC.

Tsis tas li ntawd, lub koob yees duab kev ruaj ntseg siv tau li cas? Lub koob yees duab kev ruaj ntseg tuaj yeem yog muaj zog ob txoj kev. Koj tuaj yeem muaj zog txhua tus koob yees duab kev ruaj ntseg nrog nws tus kheej ntsaws rau hauv fais fab mov, los yog koj tuaj yeem xaim ntau yam koob yees duab kev ruaj ntseg rov qab mus rau ntau qhov chaw koob yees duab lub zog. Ob qho kev xaiv ntsaws rau hauv lub qhov hluav taws xob 110V tsis tu ncua thiab tom qab ntawd tso lub zog mus rau 12V DC lossis 24V AC los pub rau koob yees duab.

Yog li ntawd, lub koob yees duab kev ruaj ntseg hauv tsev puas siv hluav taws xob ntau?

Feem ntau, koob yees duab kev ruaj ntseg , ib CCTV analog koob yees duab los yog PoE IP koob yees duab kev ruaj ntseg , tsis siv hluav taws xob zoo li lwm yam khoom siv xws li khoos phis tawj lossis lub khob cij cij; lawv tsuas xav tau me ntsis xwb hluav taws xob mus ua haujlwm. DVR/NVR nyiam siv me ntsis ntau dua CCTV koob yees duab kev ruaj ntseg lub PoE koob yees duab kev ruaj ntseg.

CCTV fais fab mov yog dab tsi?

A CCTV fais fab mov box, tseem hu ua a zog tis lub thawv, tso cai rau kev soj ntsuam system installers kom yooj yim tswj cov zog mus rau ntau yam CCTV koob yees duab ntawm qhov chaw nruab nrab (feem ntau ntawm qhov chaw ntawm DVR). Qhov no tso cai rau koj koob yees duab installation kom huv si. Fais fab mov Cov thawv feem ntau yog ntsia ze ntawm koj lub DVR.

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